ap1301/2 single coil fan m otor full wave driver this datasheet contains new product information. anachip corp. reserves the rights to modify the product specification without notice. no liability is assumed as a result of the use of this product. no rights under any patent accompany the sale of the product. rev. 1.0 jan 10, 2006 1/5 ? features - compatible to a hall element - operating voltage (v cc ) : 4v to 20v - lock shutdown and automatic restart - speed indication output (fg) named as ap1301 - rotation detection output (rd) named as ap1302 - output current(ap1301/2) i o =500ma (max) - operating temperature (t opr ) : -30oc to +85oc - sop-8l ep package - include thermal shutdown circuit ? application - cpu cooling fans ? general description the ap1301/2 is single phase full wave drive design, which is suited for small fans (such as cpu cooling fans). the low swit ching noise and effective motor drive are another advantage. all functions, including lock shutdown, automatic restart, rotation detection (rd), and speed indication output (fg) have been incorporated into one chip. when the motor is under lock condition, lock shutdown function turns off the output current. when the lock condition is removed, the ic automatically restarts and allows dc fan to run. in addition, the rd function is to detect the motor status and the fg is to provide the rotation speed. ? pin assignment ap1301/2 3 4 8 7 6 5 2 1 in+ in- out1 ct gnd out2 vcc rd/fg ( top view ) sop-8l ep ? pin descriptions name description vcc power input in+ hall input rd/fg rotation detection / speed indication in- hall input gnd ground ct timing capacitor out2 driver output out1 driver output ? ordering information function package sp: sop-8l ep ap130 x x - x x x packing blank : tube a : taping - rd output (1302) - fg output (1301) with heat sink blank: normal l: lead free lead wafer body blank or a~z : if necessary to specify
ap1301/2 single coil fan m otor full wave driver anachip corp. www.anachip.com.tw rev 1.0 jan 10, 2006 2/5 ? block diagram 7 2 8 1 5 3 6 4 reg. hall amp driver1 driver 2 control logic lock detection automatic restart vcc in+ rd/ fg in- gnd ct out2 out1 + - ? application circuit vcc in+ in- hall element ct gnd d1 r1 c1 input rd(fg) out1 out2 ap1301/2 r2 c2 r6 rd(fg) output v1 l1
ap1301/2 single coil fan m otor full wave driver anachip corp. www.anachip.com.tw rev 1.0 jan 10, 2006 3/5 ? absolute maximum ratings (t a =25oc) parameter symbol rating unit input voltage v cc 20 v i out ap1301/2 500 *output current (note 1) i p ap1301/2 1000 ma maximum output withstand voltage vout 20 v rd/fg maximum output with stand voltage vr/vf 20 v rd/fg maximum output current ir/if 5 ma *allowable power dissipation (note2) p d ap1301/2 1000 mw operating temperature t opr -30 to +85 oc storage temperature t stg -55 to +150 oc *note1: pd shall be within safety operation area. *note2: pd=conduction power dissipation + switching power dissipation where conduction power dissipation = i cc v cc + i c (vol(sat)+voh(sat)), vol(sat): output low side saturation voltage voh(sat): output high side saturation voltage switching power dissipation is based on switching wave-form of i / v, which is related with coils and application circuit desig n. ? recommencled operat ion condition ( t a =25oc) parameter symbol conditions rating unit supply voltage vcc operation 4 to 20 v ? electrical characteristics ( t a =25oc, v cc =5v, unless otherwise noted) rating parameter symbol conditions min. typ. max. unit hall input voltage (dc+ac) v bh includes the amplitude of signal 0.2 -- v cc -1.5 v supply current i cc the output is off -- 6.5 10 ma charge current i chg v ct = 1.5v 1.9 2.8 3.7 ua discharge current i dhg v ct = 1.5v 0.32 0.46 0.60 ua charge/discharge ratio r cd i ghg /i dchg 5.0 6.0 7.0 -- output low level voltage vol io=200ma ;both of v cc =12v and 5v -- 0.2 0.3 v output high level voltage voh io=200ma ; both of v cc =12v and 5v 3.9 4.1 -- v hall input sensitivity v hn zero peak value (including offset and hysteresis) 7 15 mv rd/fg pin output low v rdl, vfgl i rd , ifg = 5ma -- 0.1 0.3 v rd/fg output pin leakage current irdl,ifgl vrd,vfg=15v -- -- 30 ua thermal resistance of junction to case , with copper area of 114.3mm*76.2mm*1.5mm jc sop-8l ep -- 40 -- o c/w thermal resistance of junction to ambient ja sop-8l sop-8l ep -- 125 -- o c/w truth table in- in+ ct out1 out2 rd fg mode h l l h l l l rotating l h l l h l h rotating - - h off off off - lockup protection activated latch-type rd output is low during rotation and high during stop
ap1301/2 single coil fan m otor full wave driver anachip corp. www.anachip.com.tw rev 1.0 jan 10, 2006 4/5 ? performance characteristics (with heat sink copper 114.3m m*76.2mm*1.5mm ar ea ap1301/2) ta ( c) 25 40 50 60 70 80 85 90 95 100 pd (mw) 1000 880 800 720 640 560 520 480 440 400 ta ( c) 105 110 115 120 125 130 135 140 145 150 pd (mw) 360 320 280 240 200 160 120 80 40 0 pow er dissipation curve 0 200 400 600 800 1000 1200 0 25 50 75 100 125 150 ta ( c) pd ( mw ) 85 note sop-8l ep package. ? marking information blank : normal l : lead free package y: year, "01"=2001 "02"=2002 ww: xth week,01-52 34 2 1 8765 sop-8l part number logo date code x: internal code ap1301/2 yy ww x x (top view) ~
ap1301/2 single coil fan m otor full wave driver anachip corp. www.anachip.com.tw rev 1.0 jan 10, 2006 5/5 ? package information package type: sop-8l ( normal / expose pad ) view "a" l c view "a" h e a a2 a1 b e d 7 (4x) 0.015x45 7 (4x) y y x expose pad dimensions in millimeters dimensions in inches symbol min. nom. max. min. nom. max. a 1.40 1.60 1.75 0.055 0.063 0.069 a1 0.10 - 0.25 0.040 - 0.100 a2 1.30 1.45 1.50 0.051 0.057 0.059 b 0.33 0.41 0.51 0.013 0.016 0.020 c 0.19 0.20 0.25 0.0075 0.008 0.010 d 4.80 5.05 5.30 0.189 0.199 0.209 e 3.70 3.90 4.10 0.146 0.154 0.161 e - 1.27 - - 0.050 - h 5.79 5.99 6.20 0.228 0.236 0.244 l 0.38 0.71 1.27 0.015 0.028 0.050 y - - 0.10 - - 0.004 0 o - 8 o 0 o - 8 o (expose pad) x - 2.92 - - 0.115 - y - 2.34 - - 0.092 -
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