high-stability isolated error amplifier preliminary technical data adum4190 rev. pra information furnished by analog devices is believed to be accurate and reliable. however, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherqise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. one technology way, p.o. box 9106, norwood, ma 02062-9106, u.s.a. tel: 781.329.4700 www.analog.com fax: 781.461.3113 ?2013 analog devices, inc. all rights reserved. features stable over time and temperature 0.5% initial accuracy 1% accuracy over the full temp range for type ii or type iii compensation networks reference voltage 1.225v compatible with dosa low power operation: <7 ma total wide supply voltage range v dd1 C 3v to 20v v dd2 - 3v to 20v bandwidth C 400khz isolation voltage 5.0kvrms reinforced wide temperature range: -40 ? c to 125c ambient operation 150 ? c maximum junction temperature applications linear power supplies inverters ups dosa compatible modules voltage monitor general description the adum4190 is an isolated error amplifier based on analog devices, inc. i coupler? technology. the adum4190 is ideal for linear feedback power supplies with primary side controllers enabling improvements in transient response, power density and stability as compared to commonly used optocoupler and shunt regulator solutions. unlike optocoupler-based solutions, which have an uncertain current-transfer-ratio over lifetime and at high temperatures, the adum4190 transfer function does not change over lifetime and is stable over a wide temperature range of -40 ? c to 125c ? . included is a wide band operational amplifier which can be used to set up a variety of commonly used power supply loop compensation techniques. the adum4190 is fast enough to allow a feedback loop to react to fast transient conditions and over current conditions. also, included is a high accuracy 1.225v reference to compare with the supply output set point. the adum4190 is packaged in a wide body so-16 package for reinforced 5kvrms isolation rating. functional block diagram figure 1. adum4190 1 protected by u.s. patents 5,952,849, 6, 873,065 and 7,075,329. other patents pending.
preliminary technical data adum4190 rev. pra| page 2 of 9 table of contents features ...................................................................................................................... ..........................................................................................................1 ? applications .................................................................................................................. .......................................................................................................1 ? general description ........................................................................................................... ................................................................................................1 ? functional block diagram ...................................................................................................... ..........................................................................................1 ? figure 1. adum4190 .............................................................................................................................. ...........................................................................1 ? specifications with v dd1 = v dd2 = 3 v to 20 v, t a = -40 to 125c ............................................................................................................... .................3 ? package characteristics ....................................................................................................... ..........................................................................................5 ? regulatory information ........................................................................................................ .........................................................................................5 ? insulation and safety-related specifications .................................................................................. ............................................................................6 ? recommended operating conditions .............................................................................................. ..........................................................................6 ? absolute maximum ratings ...................................................................................................... ........................................................................................7 ? esd caution ................................................................................................................... .................................................................................................7 ? pin configurations and function descriptions .................................................................................. ...........................................................................8 ? outline dimensions ............................................................................................................ ...............................................................................................9 ? ordering guide ................................................................................................................ ...............................................................................................9 ? revision history
preliminary technical data adum4190 rev. pra| page 3 of 9 specifications with v dd1 = v dd2 = 3 v to 20 v, t a = t min to t max table 1. all typical specifications are at t a = 25c, v dd1 = v dd2 = 5v. parameter conditions min typ max unit accuracy = (1.225v - ea out )/1.225v refer to figure 2 initial error t a = 25 ? c 0.25% 0.5% v/v total error t a = t min to t max 0.5% 1% v/v op amp offset error -5 +/-2.5 5 mv open loop gain 66 80 db input common-mode range 0.35 1.5 v gain bandwidth product 10 mhz common-mode rejection 72 db input capacitance 2 pf output voltage range comp pin 0.2 2.7 v input bias current 0.01 ? a reference output voltage at 25 ? c, 0 to 1ma load, c refout = 15pf 1.220 1.225 1.230 v -40 ? to 125 ? c , 0 to 1ma load, c refout = 15pf 1.213 1.225 1.237 v output current c refout = 15pf 2.0 ma uvlo positive going threshold 2.8 v negative going threshold 2.6 v ea out impedance v dd2 < uvlo threshold or v dd1 < uvlo threshold high z ohms output characteristics output gain from comp to ea out , dc, 0.3 to 2.4v from comp to ea out2 , dc, 0.4 to 5.0v 0.9 2.24 1.0 2.6 1.1 2.86 v/v v/v output -3db bandwidth a and s grade from comp to ea out , 0.3 to 2.4v, +/- 3ma from comp to ea out2 , 0.4 to 5.0v, +/- 1ma 100 200 khz b and t grade 250 400 khz output voltage, ea out low output voltage, ea out high output voltage, ea out2 low output voltage, ea out2 high output voltage, ea out2 low output voltage, ea out2 high +/- 3ma output +/- 3ma output vdd1 = 4.5v to 5.5v, +/- 1ma output vdd1 = 4.5v to 5.5v, +/- 1ma output vdd1 = 10 to 20v, +/- 1ma output vdd1 = 10 to 20v, +/- 1ma output 2.4 4.8 5.0 2.5 0.2 4.9 0.2 5.4 0.4 0.6 0.6 v v v v v v output voltage noise figure 2 1.7 mv rms power supply operating range v dd1 3.0 20 v operating range v dd2 3.0 20 v power supply rejection dc , v dd1 = v dd2 = 3v to 20v 60 db supply current i dd1 i dd2 1.4 2.9 2.0 5.0 ma ma
adum4190 preliminary technical data rev. pra| page 4 of 9 figure 2. adum4190 test circuit 1 figure 3. adum4190 test circuit 2 figure 4. adum4190 test circuit 3
preliminary technical data adum4190 rev. pra| page 5 of 9 package characteristics table 2. parameter symbol min typ max unit test conditions resistance (input-to-output) 1 r i-o 10 13 capacitance (input-to-output) 1 c i-o 2.2 pf f = 1 mhz input capacitance 2 c i 4.0 pf ic junction-to-ambient thermal resistance 16-lead soic_ic ja 45 c/w thermocouple located at center of package underside 1 the device is considered a 2-terminal device; pin 1 through pin 8 are shorted together, and pin 9 through pin 16 are shorted t ogether. 2 input capacitance is from any input data pin to ground. regulatory information 1 the adum4190 will be approved by the organizations listed in table3. see table 5 and the section for recommended maximum workin g voltages for specific cross-isolation waveforms and insulation levels. table 3. ul csa vde recognized under ul 1577 component recognition program 1 approved under csa component acceptance notice #5a certified according to din v vde v 0884-10 (vde v 0884-10): 2006-12 1 single 5000 v rms isolation voltage reinforced insulation per csa 60950-1-03 and iec 60950-1, 400 v rms (565 v peak) maximum working voltage basic insulation per csa 60950-1-03 and iec 60950-1, 800 v rms(1131 v peak) maximum working voltage reinforced insulation, 849 v peak file e214100 file 205078 file 2471900-4880-0001 in accordance with ul 1577, each adum4190 is proof tested by applying an insulation test voltage 6000 v rms for 1 second (cur rent leakage detectio n limit = 10 a). 1 in accordance with din v vde v 0884-10, ea ch adum4190 is proof tested by applying an insulation te st voltage 1590 v peak for 1 second (partial discharge detection limit = 5 pc). an asterisk (*) marking brande d on the component designates din v vde v 0884-10 approval.
adum4190 preliminary technical data rev. pra| page 6 of 9 insulation and safety-related specifications table 4 adum4190. parameter symbol value unit conditions rated dielectric insulation voltage 5000 v rms 1 minute duration minimum external air gap (clearance) l(i01) 8.0 min mm measured from input termin als to output terminals, shortest distance through air minimum external tracking (creepage) l(i02) 7.6 min mm measured from input termin als to output terminals, shortest distance path along body minimum internal gap (internal clearance) 0.017 min mm insulation distance through insulation tracking resistance (comparative tracking index) cti >175 v din iec 112/vde 0303 part 1 isolation group iiia material group (din vde 0110, 1/89, table 1) table 5. maximum continuous working voltage 1 parameter max unit constraint ac voltage, bipolar waveform 560 v peak 50-year minimum lifetime ac voltage, unipolar waveform 1131 v peak 50-year minimum lifetime dc voltage 1131 v peak 50-year minimum lifetime 1 refers to continuous voltage magnitude imposed across the isol ation barrier. see the applicatio ns section for more details. recommended operat ing conditions table 6. parameter symbol min max unit operating temperature adum4190a/adum4190b adum4190s/adum4190t t a ?40 ?40 +85 +125 c c supply voltages 1 v dd1 , v dd2 3.0 20 v input signal rise and fall times 1.0 ms
preliminary technical data adum4190 rev. pra| page 7 of 9 absolute maximum ratings t a = 25c, unless otherwise noted. table 7. parameter rating storage temperature (t st ) range ?65c to +150c ambient operating temperature (t a ) range ?40c to +125c junction temperature supply voltages (v dd1 , v dd2 ) 1 supply voltages (v reg1 , v reg2 ) 1 input voltages (+in, -in) output voltages (ref out , comp) output voltages (ref out1 , ea out ) ea out2 average output current per output pin ?40c to +150c ?0.5 v to +24 v ?0.5 v to +3.6v ?0.5 v to +3.6v ?0.5 v to +3.6v ?0.5 v to +3.6v ?0.5 v to +5.5v ?11 ma to + 11 ma common-mode transients 4 ?100 kv/s to +100 kv/s 1 all voltages are relative to their respective ground. 2 v ddi and v ddo refer to the supply voltages on the input and output sides of a given channel, respectively. see the applications section. 3 see regulatory information for maximum rated current values for various temperatures. 4 refers to common-mode transients across the insulation barrier. common- mode transients exceeding the ab solute maximum ratings may cause latch-up or permanent damage. stresses above those listed under absolute maximum ratings may cause permanent damage to the device. this is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. 1 all voltages are relative to their respective ground. see the applications section for informatio n on immunity to external magnetic fields. esd caution
adum4190 preliminary technical data rev. pra| page 8 of 9 pin configurations and function descriptions figure 5. adu41 90 pin configuration table 8. adum4190 pin functional descriptions pin no. mnemonic description 1 v dd1 supply voltage for side 1 (3.0v to 20 v) 2 gnd 1 ground reference for side 1 3 v reg1 internal supply voltage for side 1. connect a 1uf capacitor between v dd1 and gnd 1. 4 ref out1 reference output voltage for side 1, maximum c refout1 = 15pf. 5 nc no connection, connect to gnd 1 , do not leave floating. 6 ea out2 isolated output voltage, open drain output, sele ct pull-up resistor for up to 1ma current. 7 ea out isolated output voltage 8 gnd 1 ground reference for side 1 9 gnd 2 ground reference for side 2 10 comp output of the op amp. loop compensation network may be connected between comp and -in pins. 11 -in inverting op amp input. connection for the power supply set point and compensation network. 12 +in non-inverting op amp input. may be used as reference input. 13 ref out reference output voltage for side 2, maximum c refout = 15pf. 14 v reg2 internal supply voltage for side 2. connect a 1uf capacitor between v dd2 and gnd 2. 15 gnd 2 ground reference for side 2 16 v dd2 supply voltage for side 2 (3.0v to 20 v)
preliminary technical data adum4190 rev. pra| page 9 of 9 outline dimensions figure 6. 16-lead standard small outline package, with increased creepage [soic_ic] wide body (ri-16-1) dimension shown in millimeters and (inches) ordering guide model temperature range bandwidth (typical) package description package option ADUM4190ARIZ ?40 c to +85c 200khz 16-lead soic_ic ri-16-1 adum4190briz ?40 c to +85 c 400khz 16-lead soic_ic ri-16-1 adum4190sriz ?40 c to +125 c 200khz 16-lead soic_ic ri-16-1 adum4190triz ?40 c to +125 c 400khz 16-lead soic_ic ri-16-1 controlling dimensions are in millimeters; inch dimensions (in parentheses) are rounded-off millimeter equivalents for reference only and are not appropriate for use in design. compliant to jedec standards ms-013-ac 10-12-2010-a 13.00 (0.5118) 12.60 (0.4961) 0.30 (0.0118) 0.10 (0.0039) 2.65 (0.1043) 2.35 (0.0925) 10.65 (0.4193) 10.00 (0.3937) 7.60 (0.2992) 7.40 (0.2913) 0 . 7 5 ( 0 . 0 2 9 5 ) 0 . 2 5 ( 0 . 0 0 9 8 ) 45 1.27 (0.0500) 0.40 (0.0157) coplanarity 0.10 0.33 (0.0130) 0.20 (0.0079) 0.51 (0.0201) 0.31 (0.0122) 8 0 16 9 8 1 1.27 (0.0500) bsc seating plane ?2013 analog devices, inc. all rights reserved. trademarks and registered trademarks are the property of their respective owners. pr11336-0-2/13(pra) www.analog.com/adum4190
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