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1/16 www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. system lens driver ser i es for mobile phone camer a s parallel interface t y pe lens drivers for v o ice coil motor bd6883gul,bh6453g ul, b d6 886g ul,bd6369g ul description the bd6883gul, and the bh6453gul motor driver provide 1 const ant-current driver half-bri dge, and 1 constant-voltage driver half-bridge channel. the bd6886gul, and the BD6369GUL motor driver provid e 1 constant-voltage driver h-bridge channel. these lens drivers are offered in an ultra-small func tional lens system for use in an auto focus system using a voice coil motor. features 1) bd6883gul characteristics 1) ultra-small chip size package; 1.1mm 1.6mm 0.55mm 2) low on-resistance power cmos output; on high side pmos typ.0.65 ? , on low side nmos typ.0.40 ? 3) esd resistance (human body model); 8kv 4) built-in 5% high-precision constant-voltage dr iver (phase compensation capacitor-free design) 5) built-in uvlo (under voltage locked out: uvlo) 6) built-in tsd (thermal shut down) circuit 7) standby current consumption: 0 a typ. 2) bh6453gul characteristics 1) ultra-small chip size package; 1.5mm 0.9mm 0.55mm 2) low on-resistance power cmos output; on high side pmos typ.1.2 ? , on low side nmos typ.0.4 ? 3) esd resistance (human body model); 8kv 4) built in resistor for output current det ect (phase compensation capacitor-free design) 5) 1.8v can be put into each control input terminal 6) built-in uvlo (under voltage locked out: uvlo) 7) built-in tsd (thermal shut down) circuit 8) standby current consumption: 0 a typ. 3) bd6886gul, BD6369GUL characteristics 1) ultra-small chip size package; 2.1mm 2.1mm 0.55mm 2) low on-resistance power cmos output; on high and low sides in total typ.0.80 ? 3) esd resistance (human body model); 8kv 4) built-in 5% high-precision constant-voltage dr iver (phase compensation capacitor-free design) 5) control input mode selection function 6) built-in uvlo (under voltage locked out: uvlo) 7) built-in tsd (thermal shut down) circuit 8) standby current consumption: 0 a typ. no.12015eat02 downloaded from: http:///
technical note 2/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. ambient temperature ta [ c ] power dissipation pd[mw] 0 25 85 150 380 730 ambient temperature ta [ c ] power dissipation pd[mw] 0 25 85 150 380 730 ambient temperature ta [ c ] power dissipation pd[mw] 0 25 85 125 172 430 ambient temperature ta [ c ] power dissipation pd[mw] 0 25 85 150 265 510 absolute maximum ratings (ta=+25c) parameter symb ol limit unit bd6883gul bh6453gul bd6886gul BD6369GUL power supply voltage vcc -0.5 to +6.5 -0.5 to +4.5 -0.5 to +6.5 -0.5 to +6.5 v motor power supply voltage vm - - -0.5 to +6.5 -0 .5 to +6.5 v control input voltage vin -0.5 to vcc+0.5 -0.5 to vcc+0.5 -0.5 to vcc+0.5 -0.5 to vcc+0.5 v input voltage for constant-voltage setting vlim -0.5 to vcc+0.5 - -0.5 to vm+0.5 -0.5 to vm+0.5 v input voltage for constant-current setting clim - -0.5 to vcc+0.5 - - v power dissipation pd 510 1 430 2 730 3 730 3 mw operating temperature range topr -25 to +85 -25 to +85 -25 to +85 -25 to +85 c junction temperature tjmax +150 +125 +150 +150 c storage temperature range tstg -55 to +150 -55 to +125 -55 to +150 -55 to +150 c h-bridge output current iout -200 to +200 4 -300 to +300 5 -200 to +200 4 -500 to +500 4 ma 1 reduced by 4.08mw/c over 25c, when mounted on a glass epoxy board (50mm ? 58mm ? 1.75mm; 8 layers). 2 reduced by 4.30mw/c over 25c, when mounted on a glass epoxy board (50mm ? 58mm ? 1.75mm; 8 layers). 3 reduced by 5.84mw/c over 25c, when mounted on a glass epoxy board (50mm ? 58mm ? 1.75mm; 8 layers). 4 must not exceed pd, aso, or tjmax of 150c. 5 must not exceed pd, aso, or tjmax of 125c. operating conditions parameter symbol limit unit bd6883gul bh6453gul bd6886gul BD6369GUL power supply voltage vcc +2.5 to +5.5 +2.3 to +3.6 +2.5 to +5.5 +2.5 to +5.5 v motor power supply voltage vm - - +2.5 to +5.5 +2.5 to +5.5 v control input voltage vin 0 to vcc 0 to vcc 0 to vcc 0 to vcc v input voltage for constant-voltage setting vlim 0 to vcc - 0 to vm 0 to vm v input voltage for constant-current setting clim - 0 to vcc - - v h-bridge output current iout -150 to +150 6 -200 to +200 6 -150 to +150 6 -400 +400 6 ma 6 must not exceed pd or aso. power dissipation reduction fig.1 bd6883gul power dissipation reduction fig.2 bh6453gul power dissipation reduction fig.3 bd6886gul power dissipation reduction fig.4 BD6369GUL power dissipation reduction downloaded from: http:///
technical note 3/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. electrical characteristics 1) bd6883gul electrical characteristics (unless otherwise specified, ta=25c, vcc=3.0v) parameter symbol limit unit conditions min typ max overall circuit current during standby operation iccst - 0 10 a ps=0v circuit current icc - 0.9 1.4 ma ps=3v, vlim=3v with no signal and load control input (vin=in, ps) high level input voltage vinh 2.0 - vcc v low level input voltage vinl 0 - 0.7 v high level input current iinh 15 30 60 a vinh=3v, pull-down resistor typ.100k low level input current iinl -1 0 - a vinl=0v input for constant-voltage setting input current ivlim -1.5 -0.5 - a vlim=0v uvlo uvlo voltage vuvlo 1.6 - 2.4 v constant-voltage drive block pmos output on-resistance ronp - 0.65 0.80 ? io=-150ma nmos output on-resistance ronn - 0.40 0.60 ? io=+150ma output high-level voltage voh 1.9 vlim 2.0 vlim 2.1 vlim v vlim=1v with 10 ? load output ac characteristic turn-on time ton - 1.5 5 s io=-150ma, 10 ? load turn-off time toff - 0.1 2 s io=-150ma, 10 ? load rise time tr - 1.5 8 s io=-150ma, 10 ? load fall time tf - 0.05 1 s io=-150ma, 10 ? load fig.5 bd6883gul i/o switching waveform (the direction flowing into ic is plus) 100% 0% 0% -100% ton toff tr tf 50% 50% -50% -50% -10% -90% -90% -10% motor current vin downloaded from: http:///
technical note 4/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. 2) bh6453gul electrical characteristics (unl ess otherwise specified, ta=25c, vcc=3.0v) parameter symbol limit unit conditions min typ max overall circuit current during standby operation iccst - 0 5 a ps=0v circuit current icc - 0.9 1.3 ma ps=3v, in=3v, no load control input (vin=in, ps) high-level input voltage vinh 1.5 - vcc v low-level input voltage vinl 0 - 0.5 v high-level input current iinh 15 30 60 a vinh=3v, pull down resistance typ.100k ? low-level input current iinl -1 0 - a vinl=0v uvlo uvlo voltage vuvlo 1.6 - 2.2 v constant-current drive block pmos output on-resistance ronp - 1.2 1.5 ? io=-200ma nmos output on-resistance ronn - 0.35 0.50 ? io=+200ma offset current iofs 0 1 5 ma clim=0v output current iout 180 200 220 ma clim=0.8v, rl=10 ? drive system of constant-current i sink : vcc-out current clim: vcc-out current setting voltage r rnf : vcc-out current detection resistance i sink [a]= clim[v] 2 2.0(typ.)[ ? ] downloaded from: http:///
technical note 5/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. 3) bd6886gul, BD6369GUL electrical characteristics (unl ess otherwise specified, ta =25c, vcc=3.0v, vm=5.0v) parameter symbol limit unit conditions min typ max overall circuit current during standby operation iccst - 0 10 a ps=0v circuit current 1 icc - 0.9 1.4 ma ps=3v, with no signal circuit current 2 im - 0.4 0.65 ma ps=3v, vlim=5v, no load control input (vin=ina, inb, sel, ps) high-level input voltage vinh 2.0 - vcc v low-level input voltage vinl 0 - 0.7 v high-level input current iinh 15 30 60 a vinh=3v low-level input current iinl -1 0 - a vinl=0v pull-down resistor rin 50 100 200 k ? input for constant-voltage setting input current ivlim -1.5 -0.5 - a vlim=0v uvlo uvlo voltage vuvlo 1.6 - 2.4 v constant-voltage drive block output on-resistance ron - 0.80 1.20 ? io= 150ma on high and low sides in total output high-level voltage voh 1.9 vlim 2.0 vlim 2.1 vlim v vlim=1v with 10 ? load output ac characteristic turn-on time ton - 1.5 5 s io= 150ma with 10 ? load turn-off time toff - 0.1 2 s io= 150ma with 10 ? load rise time tr - 2 8 s io= 150ma with 10 ? load fall time tf - 0.05 1 s io= 150ma with 10 ? load fig.6 bd6886gul, BD6369GUL i/o switching waveform 100% 0% 100% 0% -100% ton ton toff toff tf tr tf tr 50% 50% 50% 50% -50% -50% 90% 10% -10% -90% -90% -10% 10% 90% motor current vin downloaded from: http:///
technical note 6/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. 0 100 200 300 400 500 0.01.02.03.04.05.06.07.0 clim voltage, vclim [v] out current, iout [ma] 0.0 1.0 2.0 3.0 4.0 5.0 0 0.1 0.2 0.3 0.4 0.5 output current, io [a] output voltage, voutl [v] -1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0.0 0 0.1 0.2 0.3 0.4 0.5 output current, io [a] output voltage, vouth [v] 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 supply voltage, vcc [v] circuit current, icc [ma] 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0.01.02.03.04.05.06.07.0 supply voltage, vcc [v] circuit current, icc [ma] 0.0 0.1 0.2 0.3 0.4 0.5 0 0.1 0.2 0.3 0.4 0.5 output current, io [a] output voltage, voutl [v] 0.0 0.1 0.2 0.3 0.4 0.5 0 0.1 0.2 0.3 0.4 0.5 output current, io [a] output voltage, voutl [v] -1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0.0 0 0.1 0.2 0.3 0.4 0.5 output current, io [a] output voltage, vouth [v] 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 vlim voltage [v] out voltage, voh [v] 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 vlim voltage [v] out voltage, voh [v] -2.0 0.0 2.0 4.0 6.0 8.0 10.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 supply voltage, vcc [v] standby current, icc [ a] -1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0.0 0 0.1 0.2 0.3 0.4 0.5 output current, io [a] output voltage, vouth [v] op. range (0~150ma) ( bd6886gu l ) op. range (0~150ma) (bd6886gul) op. range (0~400ma) (BD6369GUL) op. range (0~400ma) ( bd6369gu l ) op. range (2.5v 5.5v) (bd6883gul, bd6886gul, BD6369GUL ) electrical characteristic diagrams fig.8 circuit current (bd6883gul/bd6886gul/BD6369GUL) bd6883gul / bd6886gul / BD6369GUL top 85 middle 25 lower -2 op. range (2.5v 5.5v) fig.9 circuit current (bh6453gul) bh6453gul op. range (2.3v 3.6v) top 85 middle 2 5 lower - bd6883gul top 85 middle 25 lower -2 5 vm=vc op. range (0 150ma) fig.10 nmos output voltage ( bd6883gul ) bd6883gul op. range (0 150ma) fig.13 pmos output voltage (bd6883gul) top -25 middle 25 lower 85 vm=vcc=3 bd6886gul / BD6369GUL top 85 middle 25 lower -2 5 vm = 5v fig.11 nmos output voltage (bd6886gul / BD6369GUL) bd6886gul / BD6369GUL fig.14 pmos output voltage (bd6886gul / BD6369GUL) top 85 middle 25 lower -2 5 vm = 5v bh6453gul fig.12 nmos output voltage ( bh6453gul ) bh6453gul op. range (0 200ma) fig.15 pmos output voltage (bh6453gul) top -25 middle 25 lower 85 vm=vcc=3 fig.18 current limit output voltage ( bh6453gul ) bh6453gul top -25 middle 25 lower 85 vm=vcc=3 fig.17 output high-level voltage (bd6886gul / BD6369GUL) bd6886gul / BD6369GUL op. range (0 vm) top -25 middle 25 lower 85 vm=5v vcc=3v bd6883gul fig.16 output high-level voltage ( bd6883gul ) top -25 middle 25 lower 85 vm=vcc=3 op. range (0 vcc) all series fig.7 standby current all series top 85 middle 25 lower -2 top 85 middle 25 lower -2 5 vm=vc op. range (0 200ma) op. range (0 vcc) op. range (2.3v 3.6 v) (bh6453gul) downloaded from: http:///
technical note 7/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. block diagram, application circuit diagram, pin arrangement, pin function table 1) bd6883gul block diagram, application circuit diagram, pin arrangement, pin function table fig.19 bd6883gul block diagram, application circuit diagram 1 2 ps in vcc vlim c out gnd fig.20 bd6883gul pin arrangement (top view) bd6883gul pin function table no. pin name function no. pin name function 1a ps power-saving pin 2b vlim output high-level voltage setting pin 2a in control input pin 1c out half-bridge output pin 1b vcc power supply pin 2c gnd ground pin a b in out pre driver bandgap ps power save i source vcc 0.1 10uf tsd & uvlo gnd 2 vcc vlim power-saving h: active l: standby motor control input 1a 1b 2b 2c 1c 2a bypass filter capacitor for power supply input. see. p.14/16. 0.5ch constant-voltage output pins. output h voltage. out[v]=2 vlim[v] setting for constant-voltage input terminal in addition to the dc input, pwm signal drive is also possible using filter components. see. p.11/16 logic downloaded from: http:///
technical note 8/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. 2) bh6453gul block diagram, application circuit diagram, pin arrangement, pin function table fig.21 bh6453gul block diagram, application circuit diagram 1 2 3 in clim gnd ps vcc out fig.22 bh6453gul pin arrangement (top view) bh6453gul pin function table no. pin name function no. pin name function 1a in control input pin 1b ps power-saving pin 2a clim output current setting pin 2b vcc power supply pin 3a gnd ground pin 3b out half-bridge output pin power-saving h: active l: standby motor control input bypass filter capacitor for power supply input. see. p.14/16. 0.5ch constant-current output pins. iout[ma] = clim[v] / (2 2(typ)[ ]) bandgap ps power save vcc 0.1 10uf tsd & uvlo clim out in i sink gnd b1 a1 a2 v/i converter rnf=2.0 vcc vcc a b setting for constant-current input terminal in addition to the dc input, pwm signal drive is also possible using filter components. see. p.11/16 pre driver logic downloaded from: http:///
technical note 9/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. 3) bd6886gul, BD6369GUL block diagram, application ci rcuit diagram, pin arrangement, pin function table fig.23 bd6886gul, BD6369GUL block diagram, application circuit diagram 1 2 3 4 n.c. outa ps n.c. vm index post inb ina pgnd vlim sel vcc n.c. outb gnd n.c. fig.24 bd6886gul, BD6369GUL pin arrangement (top view) bd6886gul, BD6369GUL pin function table no. pin name function no. pin name function 1a n.c. n.c. 1c pgnd motor ground pin 2a outa h-bridge output pin a 2c vlim output high-level voltage setting pin 3a ps power-saving pin 3c sel control input mode selection pin 4a n.c. n.c. 4c vcc power supply pin 1b vm motor power supply pin 1d n.c. n.c. 2b 2d outb h-bridge output pin b 3b inb control input pin b 3d gnd ground pin 4b ina control input pin a 4d n.c. n.c. a b c d sel bandgap ps power save vcc 0.1 10uf tsd & uvlo vlim outa 0.1 10uf vm pgnd 2 outb h bridge ina inb i out gnd power-saving h: active l: standby control input mode selection 2a 3a 1b 3b 4b 1c 2c 3c 4c 2d 3d motor control input bypass filter capacitor for power supply input. see. p.14/16. 1ch constant-voltage output pins. output h voltage. out[v]=2 vlim[v] setting for constant-voltage input terminal in addition to the dc input, pwm signal drive is also possible using filter components. see. p.11/16 bypass filter capacitor for power supply input. see. p.14/16. logic pre driver downloaded from: http:///
technical note 10/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. function explanation 1) power-saving function (all series) when the l voltage is applied the ps pin, the ics inside circ uit stop, and when 0v applied, the circuit current became 0 a(typ.), especially. when the ic drive, serial input while the ps pin applied h voltage. (see the electrical characteristics; p.3, 4, 5/16) 2) control input pin in pin (bd6883gul, bh6453gul) the in pin is used to program and control the motor drive modes. (see the electrical characte ristics; p3, 4/16, and the i/o truth table; p12/16) ina, inb, sel pins (bd6886gul, BD6369GUL) the ina and inb are used to program and control the motor drive modes. when the l voltage is applied to the sel pin, the i/o logic c an be set to en (enable)/in mode, and when the h voltage is applie d to the one, the i/o logic can be set to in/in mode. (see the elec trical characteristics; p5/16, and the i/o truth table; p12/16 ) 3) h-bridge and half-bridge on the output stage (all series) specify maximum current applied to the h-bridge and half-bridge within the operating range, in consideration of power dissipati on. (see the operating conditions; p.2/16) 4) drive system of linear constant-voltage h-bridge (bd6883gul, bd6886gul, and BD6369GUL) to set up the output h voltage, when the voltage input to the vlim pin, the output h voltage is two times as high as the voltag e. bd6883gul ????? bd6886gul, BD6369GUL ????? for example, the output voltage is 2.0v 5%, if 1.0v is applied to the vlim pin. if the vlim pin is shorted to the vm pin (or the same voltage level as the vm is applied), you can be used as a full-on drive h-bridge. 5) drive system of linear constant-current h-bridge (bh6453gul) to detect the output current and the output current settings the bh6453gul built in resistor for output current detect. the output current is kept constant by comparing it with the clim voltage. in addition, impress a highly accurate voltage form the out side of ic to the clim terminal, when you do the output cur rent setting accuracy or more good. ????? if the clim pin applied 0.8v, output current is 200ma 10%. the output h voltage voh [v] = 2.0 vlim [v] (when vlim [v] , output h voltage is about vm voltage) the output h voltage voh [v] = 2.0 vlim [v] (when vlim [v] , output h voltage is about vcc voltage) output current i sink [a] = clim [v] 2 2(typ) [ ? ] vcc [v] 2 vm [v] 2 downloaded from: http:///
technical note 11/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. r ina //r inb =3.2[k ] v pwm [v]= v max [v] on duty[%] r ina =2.75r inb 7) setting of pwm signal input vlim and clim terminals (all series) it is also possible to compose filters outside the ic, c hange an input voltage for output voltage and output current setting te rminals such as vlim and clim terminals by the duty control using an pwm signal, etc., and use them as set values for control. in this case, however, ensure the smoothing of the signals, heeding the constant number of the low-pass filter as stated below. a cutoff frequency f c (-3db attenuation frequency) of the low-pass filter in fig25 is calculated by the formula mentioned below. ????? set the cutoff frequency f c at 1/100 or below of the pwm frequency f pwm . for example, if the cutoff frequency f c is set at 1/100 of f pwm when the pwm frequency f pwm =50[khz], according to the formula above: ????? when c in =0.1[ f], according to the formula above: ????? where, an effective value of pwm signal as a dc current, according to crest values v max and on duty [%]= is as follows: ????? an actual voltage v lim input to terminals that specify output current and voltages, such as vlim and clim terminals is as follows according to resistance potential division of r ina and r inb : ????? for example, when an pwm signal with crest values v max =3[v] and duty [%]=5[%] is input, a v lim value according to the formula above is: ????? bd6883gul, bd6886gul, and BD6369GUL where, to specify an output voltage voh=2[v], a value vlim=1.0[v ] according to the formula in the previous page. and then, according to the formula above, vlim=1.0[v]. therefore, r ina =0.5r inb ????? according to and , r ina =4.8k , r inb =9.6k . bh6453gul where, to specify an output current i sink =100[ma], the following formula is derived acco rding to the formula in the previous page , clim=0.4[v], and according to the formula above : ????? according to and : r ina =11.9k , r inb =4.3k fig.25 example pwm signal input cutoff frequency f c [hz] = [hz] 1 2 c in (r ina //r inb ) cutoff frequency f c [hz] = 1 2 c in (r ina //r inb ) = f pwm = [hz] 1 100 50 10 3 100 v lim [v]= v pwm [v] r inb r ina +r inb on time on time+ off time c in r ina r inb output voltage / constant current voltage terminals f pwm v pwm v max v lim vlim / clim v lim [v]= 3[v] 50[%] r inb r ina +r inb vlim=1.0[v]=v lim = 3[v] 50[%] r inb r ina +r inb clim=0.4[v]=v lim = 3[v] 50[%] r inb r ina +r inb downloaded from: http:///
technical note 12/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. i/o truth table bd6883gul i/o truth table mode input output output mode ps in out - h l l sink h h source - l x z 7 standby l: low, h: high, x: dont care, z: hi impedance sink is a direction of current flowing into the driver, and source is a direction of current flowing out the driver. when it is sink, which drive full on. 7 z at the constant-voltage driver output l voltage for connect feedback resistance (20k ? typ.) for output h voltage setting between out pin and gnd. but output power mos is off condition. bh6453gul i/o truth table mode input output output mode ps in out - h h l sink l h source - l x z standby l: low, h: high, x: dont care, z: hi impedance sink is a direction of current flowing into the driver, and source is a direction of current flowing out the driver. when it is source, which drive full on. bd6886gul, BD6369GUL i/o truth table mode input output output mode ps sel ina inb outa outb en/in h l l x z 7 z 7 standby h l h l forward rotation h h l h reverse rotation in/in h l l l l brake l h l h reverse rotation h l h l forward rotation h h z 8 z 8 standby - l x x x z 8 z 8 standby l: low, h: high, x: dont care, z: hi impedance at forward rotation, current flows from outa to outb. at reverse rotation, current flows from outb to outa. 8 z at the constant-voltage driver output l voltage for connect feedback resistance (20k ? typ.) for output h voltage se tting between out pin and gnd. but output power mos is off condition. downloaded from: http:///
technical note 13/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. in out, gnd clim ps vcc 140 k 100k 10k in 60k 140 k 25k ps 75k vcc vcc 1k clim out gnd vcc i/o circuit diagram ps, in out, gnd vlim vlim vcc 1k 10k out gnd vcc vcc 100k 10k ps in fig.26 bd6883gul i/o circuit diagram (r esistance values are typical ones. fig.27 bh6453gul i/o circuit diagram (r esistance values are typical ones. fig.28 bd6886gul, BD6369GUL i/o circuit diagr am (resistance values are typical ones.) ps, ina, inb, sel vm, outa, outb, pgnd vm pgnd out a outb vcc 100k 10k ps ina inb sel vlim vlim vcc 1k 10k downloaded from: http:///
technical note 14/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. operation notes 1) absolute maximum ratings use of the ic in excess of absolute maximum ratings, such as the applied voltage (vcc, vm) or operating temperature range (topr), may result in ic damage. assumptions should not be made regarding the st ate of the ic (short mode or open mode) when such damage is suffered. a physical safety measure, such as a fuse, should be implemented when using the ic at times where the absolute maximum ratings may be exceeded. 2) storage temperature range (tstg) as long as the ic is kept within this range, there should be no problems in the ics performance. conversely, extreme temperature changes may result in poor ic performanc e, even if the changes are within the above range. 3) power supply and wiring be sure to connect the power terminals outside the ic. do not leave them open. because a return current is generated by a counter electromotive force of the motor, take necessary measures such as putting a capacitor between the power source and the ground as a passageway for the regenerative current. be sure to connect a capacitor of proper capacitance (0.1 f to 10 f) between the power source and the gr ound at the foot of the ic, and ensure that there is no proble m in properties of electrolytic capacitors such as decrease in capacitance at low temperatures. when the connected powe r source does not have enough current absorbing capability, there is a possibility that the voltage of the power source line increases by the regenerative current an exceeds the absolute maximum rating of this product and the peripheral circuits. therefore, be sure to take physical safety measures su ch as putting a zener diode for a voltage clamp between the power source an the ground. 4) ground terminal and wiring the potential at gnd terminals should be made the lowest under any operating conditions. ensure that there are no terminals where the potentials are below the potential at gnd terminals, including the transient phenomena. the motor ground terminals pgnd, and the small signal ground terminal gnd are not interconnected with one another inside the ic. it is recommended that you should isolate the large-current rnf pattern and pgnd pattern from the small-signal gnd pattern, and should establish a one-poin t grounding at a reference point of the set, to avoid fluctuation of small-signal gnd volt ages caused by voltage changes due to pattern wire resistances and large currents. also prevent the voltage variat ion of the ground wiring patterns of external components. use short and thick power source and ground wirings to ensure low impedance. 5) thermal design use a proper thermal design that allows for a sufficient margin of the power dissipation (pd) at actual operating conditions. 6) pin short and wrong direction assembly of the device. use caution when positioning the ic for mounting on printed circuit boards. the ic may be damaged if there is any connection error or if positive and ground power supply termi nals are reversed. the ic may also be damaged if pins are shorted together or are shorted to other circuits power lines. 7) avoiding strong magnetic field malfunction may occur if the ic is used around a strong magnetic field. 8) aso ensure that the output transis tors of the motor driver ar e not driven under excess condit ions of the absolute maximum ratings and aso. 9) tsd (thermal shut down) circuit if the junction temperature (tjmax) reaches 175c (but th e bh6453gul is 150c), the tsd circuit will operate, and the coil output circuit of the motor will open. there is a temperature hyst erics of approximately 25c (but the bh6453gul is 20c). the tsd circuit is designed only to shut off the ic in order to prevent runaway thermal operation. it is not designed to protect the ic or guarantee its operation. the performance of the ics characteristics is not guaranteed and it is recommended that the device is replaced afte r the tsd is activated. downloaded from: http:///
technical note 15/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. 10) testing an application board when testing the ic on an application board, connecting a capacitor to a pin with low impedance subjects the ic to stress. always discharge capacitors after each process or step. always turn the ic's power supply off before connecting it to, or removing it from a jig or fixture, during the inspection process. ground the ic during assembly steps as an antistatic measure. use similar precaution when transporting and storing the ic. 11) regarding the input pin of the ic this monolithic ic contains p + isolation and p substrate layers between adja cent elements to keep them isolated. p-n junctions are formed at the intersection of these p layers with the n layers of other elements, creating a parasitic diode or transistor. for example, the relation between each potential is as follows: when gnd > pin a, the p-n junction operates as a parasitic diode. when gnd > pin b, the p-n junction operat es as a parasitic diode and transistor. parasitic elements can occur inevitably in the structure of the ic. the operation of parasitic elements can result in mutual interference among circuits, operat ional faults, or physical damage. accordingly, methods by which parasitic elements operate, such as applying a volt age that is lower than the gnd (p substr ate) voltage to an input pin, should not be used. parasitic element other adjacent elements parasitic elements resistor transistor (npn) n n n p + p + p p substrate gnd pin a n n p + p + p p substrate gnd parasitic elements pin b c b e n gnd pin a parasitic element pin b e b c gnd fig.29 example of simple ic architecture downloaded from: http:///
technical note 16/16 bd6883gul,bh6453g ul, b d6886g ul,bd6369g ul www.rohm.com 2012.03 - rev . a ? 2012 rohm co., ltd. all rights reserved. selecting a model name when ordering b x 6 x x x g u l e 2 r o hm mo de l na me p a ck ag e p a ck ag in g a nd form in g s pec ific ati on e 2 : emb o ss ed t a pe an d re el vcsp50l1 (bd6883gul) ( unit:mm ) < dimension > < tape and reel information > tape quantity direction of feed embossed carrier tape (with dry pack) 3000pcs e2 (the direction is the 1pin of product is at the upper left when you hold reel on the left hand and you pull out the tape on the right hand.) when you order , please order in times the amount of package quantity. reel direction of feed 1pin 1234 1234 1234 1234 1234 1234 ( unit:mm ) vcsp50l1 (bh6453gul) < dimension > when you order , please order in times the amount of package quantity. tape quantity 3000pcs reel 1pin 1234 1234 1234 1234 1234 1234 direction of feed < tape and reel information > embossed carrier tape (with dry pack) e2 (the direction is the 1pin of product is at the upper left when you hold reel on the left hand and you pull out the tape on the right hand.) direction of feed ( unit:mm ) vcsp50l2 (bd6886gul, bd6369g ul) < dimension > when you order , please order in times the amount of package quantity. tape quantity 3000pcs reel 1pin 1234 1234 1234 1234 1234 1234 direction of feed < tape and reel information > embossed carrier tape (with dry pack) e2 (the direction is the 1pin of product is at the upper left when you hold reel on the left hand and you pull out the tape on the right hand.) direction of feed 6883 : constant voltage 0.5ch 6453 : constant current 0.5ch 6886 : constant voltage 1ch 6369 : constant voltage 1ch gul : vcsp50l1 (bd6883) gul : vcsp50l1 (bh6453) gul : vcsp50l2 (bd6886) gul : vcsp50l2 (bd6369) downloaded from: http:///
datasheet d a t a s h e e t notice - ge rev.002 ? 2014 rohm co., ltd. all rights reserved. notice precaution on using rohm products 1. our products are designed and manufac tured for application in ordinary elec tronic equipments (such as av equipment, oa equipment, telecommunication equipment, home electroni c appliances, amusement equipment, etc.). if you intend to use our products in devices requiring ex tremely high reliability (such as medical equipment (note 1) , transport equipment, traffic equipment, aircraft/spacecra ft, nuclear power controllers, fuel c ontrollers, car equipment including car accessories, safety devices, etc.) and whose malfunction or failure may cause loss of human life, bodily injury or serious damage to property (specific applications), please consult with the rohm sale s representative in advance. unless otherwise agreed in writing by rohm in advance, rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of any ro hms products for specific applications. (note1) medical equipment classification of the specific applications japan usa eu china class class class b class class class 2. rohm designs and manufactures its products subject to strict quality control system. however, semiconductor products can fail or malfunction at a certain rate. please be sure to implement, at your own responsibilities, adequate safety measures including but not limited to fail-safe desi gn against the physical injury, damage to any property, which a failure or malfunction of our products may cause. the following are examples of safety measures: [a] installation of protection circuits or other protective devices to improve system safety [b] installation of redundant circuits to reduce the impact of single or multiple circuit failure 3. our products are designed and manufactured for use under standard conditions and not under any special or extraordinary environments or conditio ns, as exemplified below. accordin gly, rohm shall not be in any way responsible or liable for any damages, expenses or losses arising from the use of an y rohms products under any special or extraordinary environments or conditions. if you intend to use our products under any special or extraordinary environments or conditions (as exemplified below), your independent verification and confirmation of product performance, reliability, etc, prior to use, must be necessary: [a] use of our products in any types of liquid, incl uding water, oils, chemicals, and organic solvents [b] use of our products outdoors or in places where the products are exposed to direct sunlight or dust [c] use of our products in places where the products ar e exposed to sea wind or corrosive gases, including cl 2 , h 2 s, nh 3 , so 2 , and no 2 [d] use of our products in places where the products are exposed to static electricity or electromagnetic waves [e] use of our products in proximity to heat-producing components, plastic cords, or other flammable items [f] sealing or coating our products with resin or other coating materials [g] use of our products without cleaning residue of flux (ev en if you use no-clean type fluxes, cleaning residue of flux is recommended); or washing our products by using water or water-soluble cleaning agents for cleaning residue after soldering [h] use of the products in places subject to dew condensation 4. the products are not subjec t to radiation-proof design. 5. please verify and confirm characteristics of the final or mounted products in using the products. 6. in particular, if a transient load (a large amount of load applied in a short per iod of time, such as pulse. is applied, confirmation of performance characteristics after on-boar d mounting is strongly recomm ended. avoid applying power exceeding normal rated power; exceeding the power rating under steady-state loading c ondition may negatively affect product performance and reliability. 7. de-rate power dissipation (pd) depending on ambient temper ature (ta). when used in seal ed area, confirm the actual ambient temperature. 8. confirm that operation temperat ure is within the specified range described in the product specification. 9. rohm shall not be in any way responsible or liable for fa ilure induced under deviant condi tion from what is defined in this document. precaution for mounting / circuit board design 1. when a highly active halogenous (chlori ne, bromine, etc.) flux is used, the resi due of flux may negatively affect product performance and reliability. 2. in principle, the reflow soldering method must be used; if flow soldering met hod is preferred, please consult with the rohm representative in advance. for details, please refer to rohm mounting specification downloaded from: http:///
datasheet d a t a s h e e t notice - ge rev.002 ? 2014 rohm co., ltd. all rights reserved. precautions regarding application examples and external circuits 1. if change is made to the constant of an external circuit, pl ease allow a sufficient margin considering variations of the characteristics of the products and external components, including transient characteri stics, as well as static characteristics. 2. you agree that application notes, re ference designs, and associated data and in formation contained in this document are presented only as guidance for products use. theref ore, in case you use such information, you are solely responsible for it and you must exercise your own independent verification and judgment in the use of such information contained in this document. rohm shall not be in any way responsible or liable for any damages, expenses or losses incurred by you or third parties arising from the use of such information. precaution for electrostatic this product is electrostatic sensitive product, which may be damaged due to electrostatic discharge. please take proper caution in your manufacturing process and storage so that voltage exceeding t he products maximum rating will not be applied to products. please take special care under dry condit ion (e.g. grounding of human body / equipment / solder iron, isolation from charged objects, se tting of ionizer, friction prevention and temperature / humidity control). precaution for storage / transportation 1. product performance and soldered connections may deteriora te if the products are stor ed in the places where: [a] the products are exposed to sea winds or corros ive gases, including cl2, h2s, nh3, so2, and no2 [b] the temperature or humidity exceeds those recommended by rohm [c] the products are exposed to di rect sunshine or condensation [d] the products are exposed to high electrostatic 2. even under rohm recommended storage c ondition, solderability of products out of recommended storage time period may be degraded. it is strongly recommended to confirm sol derability before using products of which storage time is exceeding the recommended storage time period. 3. store / transport cartons in the co rrect direction, which is indicated on a carton with a symbol. otherwise bent leads may occur due to excessive stress applied when dropping of a carton. 4. use products within the specified time after opening a humidity barrier bag. baking is required before using products of which storage time is exceeding the recommended storage time period. precaution for product label qr code printed on rohm products label is for rohms internal use only. precaution for disposition when disposing products please dispose them proper ly using an authorized industry waste company. precaution for foreign exchange and foreign trade act since our products might fall under cont rolled goods prescribed by the applicable foreign exchange and foreign trade act, please consult with rohm representative in case of export. precaution regarding intellectual property rights 1. all information and data including but not limited to application example contained in this document is for reference only. rohm does not warrant that foregoi ng information or data will not infringe any intellectual property rights or any other rights of any third party regarding such information or data. rohm shall not be in any way responsible or liable for infringement of any intellectual property rights or ot her damages arising from use of such information or data.: 2. no license, expressly or implied, is granted hereby under any intellectual property rights or other rights of rohm or any third parties with respect to the information contained in this document. other precaution 1. this document may not be reprinted or reproduced, in whol e or in part, without prior written consent of rohm. 2. the products may not be disassembled, converted, modified, reproduced or otherwise changed without prior written consent of rohm. 3. in no event shall you use in any wa y whatsoever the products and the related technical information contained in the products or this document for any military purposes, incl uding but not limited to, the development of mass-destruction weapons. 4. the proper names of companies or products described in this document are trademarks or registered trademarks of rohm, its affiliated companies or third parties. downloaded from: http:///
datasheet datasheet notice C we rev.001 ? 2014 rohm co., ltd. all rights reserved. general precaution 1. before you use our pro ducts, you are requested to care fully read this document and fully understand its contents. rohm shall n ot be in an y way responsible or liabl e for fa ilure, malfunction or acci dent arising from the use of a ny rohms products against warning, caution or note contained in this document. 2. all information contained in this docume nt is current as of the issuing date and subj ec t to change without any prior notice. before purchasing or using rohms products, please confirm the la test information with a rohm sale s representative. 3. the information contained in this doc ument is provi ded on an as is basis and rohm does not warrant that all information contained in this document is accurate an d/or error-free. rohm shall not be in an y way responsible or liable for an y damages, expenses or losses incurred b y you or third parties resulting from inaccur acy or errors of or concerning such information. downloaded from: http:///

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