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description the general purpose optocouplers consist of a gallium arsenide infrared emitting diode driving a silicon phototransistor in a 6 -pin dual in-line package. applications ? power supply regulators digital logic inputs microprocessor inputs parameter symbol value units total device t stg -55 to +150 c storage temperature operating temperature t opr -55 to +100 c lead solder temperature t sol 260 for 10 sec c total device power dissipation @ t a = 25c p d 250 mw derate above 25c 3.3 (non-m), 2.94 (-m) emitter i f 100 (non-m), 60 (-m) ma dc/average forward input current reverse input voltage v r 6v forward current - peak (300s, 2% duty cycle) i f (pk) 3 a led power dissipation @ t a = 25c p d 150 (non-m), 120 (-m) mw derate above 25c 2.0 (non-m), 1.41 (-m) mw/c detector v ceo 30 v collector-emitter voltage collector-base voltage v cbo 70 v emitter-collector voltage v eco 7v detector power dissipation @ t a = 25c p d 150 mw derate above 25c 2.0 (non-m), 1.76 (-m) mw/c pin 1. anode 2. cathode 3. no connection 4. emitter 5. collector 6. base 2 1 3nc 5 6 4 schematic features ul recognized (file # e90700) vde recognized (file # 94766) -add option v for white package (e.g., 4n25v-m) -add option 300 for black package (e.g., 4n25.300) also available in white package by specifying -m suffix, eg. 4n25-m except h11a2, h11a4 and h11a5 white package (-m suffix) black package (no -m suffix) 6 1 6 6 1 1 6 1 6 1 6 1 ? ? 2001 fairchild semiconductor corporation ds300197 7/25/01 1 of 12 www.fairchildsemi.com 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers absolute maximum ratings (t a = 25 c unless otherwise specified)
parameter test conditions symbol min typ** max unit emitter (i f = 10 ma) v f 1.18 1.50 v input forward voltage reverse leakage current (v r = 6.0 v) i r 0.001 10 a detector (i c = 1.0 ma, i f = 0) bv ceo 30 100 v collector-emitter breakdown voltage collector-base breakdown voltage (i c = 100 ?, i f = 0) bv cbo 70 120 v emitter-collector breakdown voltage (i e = 100 ?, i f = 0) bv eco 710 v collector-emitter dark current (v ce = 10 v, i f = 0) i ceo 1 50 na collector-base dark current (v cb = 10 v) i cbo 20 na capacitance (v ce = 0 v, f = 1 mhz) c ce 8pf individual component characteristics electrical characteristics (t a = 25 c unless otherwise specified.) characteristic test conditions symbol min typ** max units input-output isolation voltage (non- ? m ? , black package) (f = 60 hz, t = 1 min) v iso 5300 vac(rms)* ( ? -m ? , white package) (f = 60 hz, t = 1 sec) 7500 vac(pk) isolation resistance (v i-o = 500 vdc) r iso 10 11 1 isolation capacitance (v i-o = , f = 1 mhz) c iso 0.5 pf ( ? -m ? white package) 0.2 2 pf isolation characteristics note * 5300 vac(rms) for 1 minute equates to approximately 9000 vac (pk) for 1 second ** typical values at t a = 25 c www.fairchildsemi.com 2 of 12 7/25/01 ds300197 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers
dc characteristic test conditions symbol device min typ** max unit 4n35 4n36 100 4n37 h11a1 50 h11a5 30 (i f = 10 ma, v ce = 10 v) 4n25 4n26 20 current transfer ratio, h11a2 collector to emitter ctr h11a3 % 4n27 4n28 10 h11a4 4n35 (i f = 10 ma, v ce = 10 v, t a = -55 c) 4n36 40 4n37 4n35 (i f = 10 ma, v ce = 10 v, t a = +100 c) 4n36 40 4n37 4n25 (i c = 2 ma, i f = 50 ma) 4n26 0.5 4n27 4n28 4n35 collector-emitter v ce (sat) 4n36 0.3 v saturation voltage 4n37 (i c = 0.5 ma, i f = 10 ma) h11a1 h11a2 h11a3 0.4 h11a4 h11a5 ac characteristic 4n25 4n26 4n27 non-saturated (i f = 10 ma, v cc = 10 v, r l = 100 1 ) 4n28 turn-on time (fig.20) t on h11a1 2 s h11a2 h11a3 h11a4 h11a5 transfer characteristics (t a = 25 c unless otherwise specified.) ** typical values at t a = 25 c ds300197 7/25/01 3 of 12 www.fairchildsemi.com 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers
ac characteristic test conditions symbol device min typ** max unit non saturated (i c = 2 ma, v cc = 10 v, r l = 100 1 ) 4n35 turn-on time (fig.20) t on 4n36 2 10 s 4n37 4n25 4n26 4n27 (i f = 10 ma, v cc = 10 v, r l = 100 1 ) 4n28 (fig.20) t off h11a1 2 s turn-off time h11a2 h11a3 h11a4 h11a5 (i c = 2 ma, v cc = 10 v, r l = 100 1 ) 4n35 (fig.20) 4n36 2 10 4n37 transfer characteristics (cont.) ** typical values at t a = 25 c www.fairchildsemi.com 4 of 12 7/25/01 ds300197 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers
fig.3 normalized ctr vs. forward current (black package) fig.4 normalized ctr vs. forward current (white package) i f - forward current (ma) i f - forward current (ma) 0 5 10 15 20 normalized ctr 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 v ce = 5.0v t a = 25?c 0 2 4 6 8 101214161820 normalized ctr 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 v ce = 5.0v t a = 25?c normalized to i f = 10 ma fig. 5 normalized ctr vs. ambient temperature (black package) fig. 6 normalized ctr vs. ambient temperature (white package) -75 -50 -25 0 25 50 75 100 125 normalized ctr 0.4 0.6 0.8 1.0 1.2 1.4 1.6 normalized to i f = 10 ma t a = 25?c i f = 10 ma i f = 20 ma t a - ambient temperature (?c) t a - ambient temperature (?c) -60 -40 -20 0 20 40 60 80 100 normalized ctr 0.2 0.4 0.6 0.8 1.0 1.2 1.4 i f = 5 ma i f = 5 ma i f = 10 ma i f = 20 ma normalized to i f = 10 ma t a = 25?c normalized to i f = 10 ma i f - led forward current (ma) v f - forward voltage (v) fig. 2 led forward voltage vs. forward current (white package) 1 10 100 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 t a = 25?c t a = 55?c t a = 100?c i f - led forward current (ma) v f - forward voltage (v) fig. 1 led forward voltage vs. forward current (black package) 1 10 100 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 t a = 25?c t a = 55?c t a = 100?c ds300197 7/25/01 5 of 12 www.fairchildsemi.com 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers typical performance curves
fig. 9 ctr vs. rbe (saturated) (black package) fig. 10 ctr vs. rbe (saturated) (white package) r be - base resistance (k ?) r be - base resistance (k ?) normalized ctr ( ctr rbe / ctr rbe(open) ) normalized ctr ( ctr rbe / ctr rbe(open) ) 10 100 1000 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 v ce = 0.3 v i f = 5 ma i f = 10 ma i f = 20 ma 10 100 1000 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 i f = 20 ma i f = 10 ma i f = 5 ma v ce = 0.3 v fig. 7 ctr vs. rbe (unsaturated) (black package) fig. 8 ctr vs. rbe (unsaturated) (white package) r be - base resistance (k ?) r be - base resistance (k ?) normalized ctr ( ctr rbe / ctr rbe(open) ) normalized ctr ( ctr rbe / ctr rbe(open) ) 10 100 1000 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 i f = 20 ma i f = 10 ma i f = 5 ma v ce = 5.0 v 10 100 1000 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 v ce = 5.0 v i f = 20 ma i f = 10 ma i f = 5 ma 0.01 0.1 1 10 0.001 0.01 0.1 1 10 100 i f = 5 ma i f = 20 ma i f = 10 ma fig. 12 collector-emitter saturation voltage vs collector current (white package) i c - collector current (ma) v ce (sat) - collector-emitter saturation voltage (v) i f = 2.5 ma t a = 25 ? c fig. 11 collector-emitter saturation voltage vs collector current (black package) i c - collector current (ma) v ce (sat) - collector-emitter saturation voltage (v) 0.01 0.1 1 10 0.001 0.01 0.1 1 10 100 i f = 2.5 ma t a = 25 ? c i f = 20 ma i f = 10 ma i f = 5 ma www.fairchildsemi.com 6 of 12 7/25/01 ds300197 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers
normalized t on - (t on(r be ) / t on(open) ) normalized t on - (t on(r be ) / t on(open) ) 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 fig. 15 normalized t on vs. r be (black package) fig. 16 normalized t on vs. r be (white package) r be - base resistance (k ?) r be - base resistance (k ?) 10 100 1000 10000 100000 10 100 1000 10000 100000 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 v cc = 10 v i c = 2 ma r l = 100 ? v cc = 10 v i c = 2 ma r l = 100 ? sw itching speed - (s) fig. 14 switching speed vs. load resistor (white package) r-load resistor (k ?) 0.1 1 10 100 0.1 1 10 100 1000 t off i f = 10 ma v cc = 10 v t a = 25 ? c t r t on t f fig. 13 switching speed vs. load resistor (black package) r-load resistor (k ?) 0.1 1 10 100 sw itching speed - (s) 0.1 1 10 100 1000 t off i f = 10 ma v cc = 10 v t a = 25 ? c t r t on t f 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 v cc = 10 v i c = 2 ma r l = 100 ? v cc = 10 v i c = 2 ma r l = 100 ? normalized t off - (t off(r be ) / t off(open) ) normalized t off - (t off(r be ) / t off(open) ) fig. 17 normalized t off vs. r be (black package) 10 100 1000 10000 100000 r be - base resistance (k ?) 10 100 1000 10000 100000 r be - base resistance (k ?) fig. 18 normalized t off vs. r be (white package) ds300197 7/25/01 7 of 12 www.fairchildsemi.com 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers
fig. 19 dark current vs. ambient temperature t a - ambient temperature ( ? c) 0 20406080100 i ceo - collector -emitter dark current (na) 0.001 0.01 0.1 1 10 100 1000 10000 v ce = 10 v t a = 25 ? c output pulse input pulse test circuit wave forms t r t f input i f r l r be v cc = 10v output t on 10% 90% t off figure 20. switching time test circuit and waveforms i c adjust i f to produce i c = 2 ma 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers www.fairchildsemi.com 8 of 12 7/25/01 ds300197
black package (no -m suffix) lead coplanarity : 0.004 (0.10) max 0.270 (6.86) 0.240 (6.10) 0.350 (8.89) 0.330 (8.38) 0.300 (7.62) typ 0.405 (10.30) max 0.315 (8.00) min 0.016 (0.40) min 2 5 pin 1 id. 0.016 (0.41) 0.008 (0.20) 0.100 (2.54) typ 0.022 (0.56) 0.016 (0.41) 0.070 (1.78) 0.045 (1.14) 0.200 (5.08) 0.165 (4.18) 4 3 0.020 (0.51) min 1 6 0.100 (2.54) typ 0.020 (0.51) min 0.350 (8.89) 0.330 (8.38) 0.270 (6.86) 0.240 (6.10) pin 1 id. 0.022 (0.56) 0.016 (0.41) 0.070 (1.78) 0.045 (1.14) 0.200 (5.08) 0.135 (3.43) 0.300 (7.62) typ 0 to 15 0.154 (3.90) 0.100 (2.54) seating plane 0.016 (0.40) 0.008 (0.20) seating plane 0.016 (0.40) 0.008 (0.20) 0.070 (1.78) 0.045 (1.14) 0.350 (8.89) 0.330 (8.38) 0.154 (3.90) 0.100 (2.54) 0.200 (5.08) 0.135 (3.43) 0.004 (0.10) min 0.270 (6.86) 0.240 (6.10) 0.400 (10.16) typ 0 to 15 0.022 (0.56) 0.016 (0.41) 0.100 (2.54) typ 0.070 (1.78) 0.060 (1.52) 0.030 (0.76) 0.100 (2.54) 0.295 (7.49) 0.415 (10.54) package dimensions (surface mount) package dimensions (through hole) package dimensions (0.4?lead spacing) recommended pad layout for surface mount leadform 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers note all dimensions are in inches (millimeters) ds300197 7/25/01 9 of 12 www.fairchildsemi.com
white package (-m suffix) 0.070 (1.78) 0.060 (1.52) 0.030 (0.76) 0.100 (2.54) 0.305 (7.75) 0.425 (10.79) recommended pad layout for surface mount leadform package dimensions (surface mount) 0.350 (8.89) 0.320 (8.13) 0.260 (6.60) 0.240 (6.10) 0.390 (9.90) 0.332 (8.43) 0.070 (1.77) 0.040 (1.02) 0.014 (0.36) 0.010 (0.25) 0.320 (8.13) 0.035 (0.88) 0.006 (0.16) 0.012 (0.30) 0.008 (0.20) 0.200 (5.08) 0.115 (2.93) 0.025 (0.63) 0.020 (0.51) 0.020 (0.50) 0.016 (0.41) 0.100 [2.54] package dimensions (through hole) 0.350 (8.89) 0.320 (8.13) 0.260 (6.60) 0.240 (6.10) 0.320 (8.13) 0.070 (1.77) 0.040 (1.02) 0.014 (0.36) 0.010 (0.25) 0.200 (5.08) 0.115 (2.93) 0.100 (2.54) 0.015 (0.38) 0.020 (0.50) 0.016 (0.41) 0.100 (2.54) 15 0.012 (0.30) package dimensions (0.4?lead spacing) 0.350 (8.89) 0.320 (8.13) 0.260 (6.60) 0.240 (6.10) 0.070 (1.77) 0.040 (1.02) 0.014 (0.36) 0.010 (0.25) 0.200 (5.08) 0.115 (2.93) 0.020 (0.50) 0.016 (0.41) 0.100 [2.54] 0.100 (2.54) 0.015 (0.38) 0.012 (0.30) 0.008 (0.21) 0.425 (10.80) 0.400 (10.16) note all dimensions are in inches (millimeters) 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers www.fairchildsemi.com 10 of 12 7/25/01 ds300197
.s s surface mount lead bend .sd sr2 surface mount; tape and reel .w t 0.4 lead spacing .300 v vde 0884 .300w tv vde 0884, 0.4 lead spacing .3s sv vde 0884, surface mount .3sd sr2v vde 0884, surface mount, tape & reel 4.0 0.1 1.55 0.05 user direction of feed 4.0 0.1 1.75 0.10 7.5 0.1 16.0 0.3 12.0 0.1 0.30 0.05 13.2 0.2 4.85 0.20 0.1 max 10.30 0.20 9.55 0.20 1.6 0.1 qt carrier tape specifications (?d? taping orientation) (black package, no suffix) ordering information 4.0 0.1 1.5 min user direction of feed 2.0 0.05 1.75 0.10 11.5 1.0 24.0 0.3 12.0 0.1 0.30 max 21.0 0.1 4.5 0.20 0.1 max 10.1 0.20 9.1 0.20 1.5 0.1/-0 qt carrier tape specifications (?d? taping orientation) (white package, -m suffix) 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers ds300197 7/25/01 11 of 12 www.fairchildsemi.com order entry identifier black package white package option (no suffix) (-m suffix)
disclaimer fairchild semiconductor reserves the right to make changes without further notice to any products herein to improve reliability, function or design. fairchild does not assume any liability arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent rights, nor the rights of others. life support policy fairchild s products are not authorized for use as critical components in life support devices or systems without the express written approval of the president of fairchild semiconductor corporation. as used herein: 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body,or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in labeling, can be reasonably expected to result in a significant injury of the user. 2. a critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. 4n25 4n26 4n27 4n28 4n35 4n36 4n37 h11a1 h11a2 h11a3 h11a4 h11a5 general purpose 6-pin phototransistor optocouplers www.fairchildsemi.com 12 of 12 7/25/01 ds300197

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