Order this document by 4N25/D 4N25 4N26 4N27 4N28 GlobalOptoisolator The 4N25, 4N26, 4N27 and 4N28 devices consist of a gallium arsenide infrared emitting diode optically coupled to a monolithic silicon phototransistor detector. * Most Economical Optoisolator Choice for Medium Speed, Switching Applications * Meets or Exceeds All JEDEC Registered Specifications * To order devices that are tested and marked per VDE 0884 requirements, the suffix "V" must be included at end of part number. VDE 0884 is a test option. Applications * General Purpose Switching Circuits * Interfacing and coupling systems of different potentials and impedances * I/O Interfacing 6 * Solid State Relays 1 STANDARD THRU HOLE MAXIMUM RATINGS (TA = 25C unless otherwise noted) Rating Symbol Value Unit Reverse Voltage VR 3 Volts Forward Current -- Continuous IF 60 mA LED Power Dissipation @ TA = 25C with Negligible Power in Output Detector Derate above 25C PD 120 mW 1.41 mW/C INPUT LED OUTPUT TRANSISTOR Collector-Emitter Voltage VCEO 30 Volts Emitter-Collector Voltage Collector-Base Voltage VECO 7 Volts VCBO 70 Volts Collector Current -- Continuous IC 150 mA Detector Power Dissipation @ TA = 25C with Negligible Power in Input LED Derate above 25C PD 150 mW 1.76 mW/C VISO 7500 Vac(pk) Total Device Power Dissipation @ TA = 25C Derate above 25C PD 250 2.94 mW mW/C Ambient Operating Temperature Range TA - 55 to +100 C Tstg - 55 to +150 C TL 260 C TOTAL DEVICE Isolation Surge Voltage(1) (Peak ac Voltage, 60 Hz, 1 sec Duration) Storage Temperature Range Soldering Temperature (10 sec, 1/16 from case) 1. Isolation surge voltage is an internal device dielectric breakdown rating. 1. For this test, Pins 1 and 2 are common, and Pins 4, 5 and 6 are common. SCHEMATIC 1 6 2 5 3 4 PIN 1. 2. 3. 4. 5. 6. LED ANODE LED CATHODE N.C. EMITTER COLLECTOR BASE 4N25 4N26 4N27 4N28 ELECTRICAL CHARACTERISTICS (TA = 25C unless otherwise noted)(1) Symbol Min Typ(1) Max Unit VF -- -- -- 1.15 1.3 1.05 1.5 -- -- Volts Reverse Leakage Current (VR = 3 V) IR -- -- 100 A Capacitance (V = 0 V, f = 1 MHz) CJ -- 18 -- pF Characteristic INPUT LED Forward Voltage (IF = 10 mA) TA = 25C TA = -55C TA = 100C OUTPUT TRANSISTOR Collector-Emitter Dark Current (VCE = 10 V, TA = 25C 4N25,26,27 4N28 ICEO -- -- 1 1 50 100 nA (VCE = 10 V, TA = 100C) All Devices ICEO -- 1 -- A ICBO -- 0.2 -- nA Collector-Emitter Breakdown Voltage (IC = 1 mA) V(BR)CEO 30 45 -- Volts Collector-Base Breakdown Voltage (IC = 100 A) V(BR)CBO 70 100 -- Volts Emitter-Collector Breakdown Voltage (IE = 100 A) V(BR)ECO 7 7.8 -- Volts DC Current Gain (IC = 2 mA, VCE = 5 V) hFE -- 500 -- -- Collector-Emitter Capacitance (f = 1 MHz, VCE = 0) CCE -- 7 -- pF Collector-Base Capacitance (f = 1 MHz, VCB = 0) CCB -- 19 -- pF Emitter-Base Capacitance (f = 1 MHz, VEB = 0) CEB -- 9 -- pF 2 (20) 1 (10) 7 (70) 5 (50) -- -- VCE(sat) -- 0.15 0.5 Volts Turn-On Time (IF = 10 mA, VCC = 10 V, RL = 100 )(3) ton -- 2.8 -- s Turn-Off Time (IF = 10 mA, VCC = 10 V, RL = 100 )(3) toff -- 4.5 -- s tr -- 1.2 -- s Collector-Base Dark Current (VCB = 10 V) COUPLED IC (CTR)(2) Output Collector Current (IF = 10 mA, VCE = 10 V) 4N25,26 4N27,28 Collector-Emitter Saturation Voltage (IC = 2 mA, IF = 50 mA) Rise Time (IF = 10 mA, VCC = 10 V, RL = 100 )(3) Fall Time (IF = 10 mA, VCC = 10 V, RL = 100 )(3) mA (%) tf -- 1.3 -- s Isolation Voltage (f = 60 Hz, t = 1 sec)(4) VISO 7500 -- -- Vac(pk) Isolation Resistance (V = 500 V)(4) RISO 1011 -- -- Isolation Capacitance (V = 0 V, f = 1 MHz)(4) CISO -- 0.2 -- pF 1. 2. 3. 4. Always design to the specified minimum/maximum electrical limits (where applicable). Current Transfer Ratio (CTR) = IC/IF x 100%. For test circuit setup and waveforms, refer to Figure 11. For this test, Pins 1 and 2 are common, and Pins 4, 5 and 6 are common. 4N25 4N26 4N27 4N28 VF, FORWARD VOLTAGE (VOLTS) 2 PULSE ONLY PULSE OR DC 1.8 1.6 1.4 TA = -55C 1.2 25C 100C 1 1 10 100 IF, LED FORWARD CURRENT (mA) 1000 I C , OUTPUT COLLECTOR CURRENT (NORMALIZED) TYPICAL CHARACTERISTICS 10 NORMALIZED TO: IF = 10 mA 1 0.1 0.01 IF = 10 mA 20 16 5 mA 12 8 2 mA 4 1 mA 0 0 1 2 3 4 5 6 7 8 9 10 VCE, COLLECTOR-EMITTER VOLTAGE (VOLTS) 50 10 7 5 NORMALIZED TO TA = 25C 2 1 0.7 0.5 0.2 0.1 -60 -40 -20 0 20 40 60 80 100 TA, AMBIENT TEMPERATURE (C) Figure 4. Output Current versus Ambient Temperature 100 NORMALIZED TO: VCE = 10 V TA = 25C 100 50 VCC = 10 V 20 t, TIME (s) ICEO, COLLECTOR-EMITTER DARK CURRENT (NORMALIZED) Figure 3. Collector Current versus Collector-Emitter Voltage I C , OUTPUT COLLECTOR CURRENT (NORMALIZED) IC , COLLECTOR CURRENT (mA) 24 1 2 5 10 20 IF, LED INPUT CURRENT (mA) Figure 2. Output Current versus Input Current Figure 1. LED Forward Voltage versus Forward Current 28 0.5 10 VCE = 30 V 10 RL = 1000 5 RL = 100 1 0.1 20 40 60 80 100 TA, AMBIENT TEMPERATURE (C) Figure 5. Dark Current versus Ambient Temperature 1 0.1 tf { 2 10 V 0 { tf tr tr 0.2 0.5 1 2 5 10 20 IF, LED INPUT CURRENT (mA) Figure 6. Rise and Fall Times (Typical Values) 50 100 4N25 4N26 4N27 4N28 100 70 50 VCC = 10 V t off, TURN -OFF TIME ( s) t on, TURN -ON TIME ( s) 100 70 50 RL = 1000 20 10 7 5 100 10 VCC = 10 V 20 RL = 1000 10 7 5 100 10 2 2 1 0.1 0.2 0.5 0.7 1 2 5 7 10 20 1 0.1 50 70 100 0.2 0.5 0.7 1 IF, LED INPUT CURRENT (mA) Figure 7. Turn-On Switching Times (Typical Values) 5 7 10 20 50 70 100 Figure 8. Turn-Off Switching Times (Typical Values) 20 4 IF = 0 IB = 7 A 18 6 A 16 3 5 A 4 A 2 3 A 1 0 2 4 6 8 10 12 14 16 C, CAPACITANCE (pF) I , TYPICAL COLLECTOR CURRENT (mA) C 2 IF, LED INPUT CURRENT (mA) 12 10 CEB 8 6 4 1 A 2 20 f = 1 MHz CCB 14 2 A 18 CLED CCE 0 0.05 0.1 0.2 0.5 1 2 5 10 20 VCE, COLLECTOR-EMITTER VOLTAGE (VOLTS) V, VOLTAGE (VOLTS) Figure 9. DC Current Gain (Detector Only) Figure 10. Capacitances versus Voltage TEST CIRCUIT WAVEFORMS INPUT PULSE VCC = 10 V IF = 10 mA RL = 100 10% INPUT OUTPUT OUTPUT PULSE 90% tr ton Figure 11. Switching Time Test Circuit and Waveforms tf toff 50 4N25 4N26 4N27 4N28 PACKAGE DIMENSIONS -A- 6 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. DIMENSION L TO CENTER OF LEAD WHEN FORMED PARALLEL. 4 -B- 1 3 F 4 PL C N -T- L K SEATING PLANE J 6 PL 0.13 (0.005) G M E 6 PL D 6 PL 0.13 (0.005) M T A B M M T B M M A M DIM A B C D E F G J K L M N INCHES MIN MAX 0.320 0.350 0.240 0.260 0.115 0.200 0.016 0.020 0.040 0.070 0.010 0.014 0.100 BSC 0.008 0.012 0.100 0.150 0.300 BSC 0 15 0.015 0.100 STYLE 1: PIN 1. 2. 3. 4. 5. 6. MILLIMETERS MIN MAX 8.13 8.89 6.10 6.60 2.93 5.08 0.41 0.50 1.02 1.77 0.25 0.36 2.54 BSC 0.21 0.30 2.54 3.81 7.62 BSC 0 15 0.38 2.54 ANODE CATHODE NC EMITTER COLLECTOR BASE THRU HOLE -A- 6 4 -B- 1 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3 F 4 PL L H C -T- G J K 6 PL E 6 PL 0.13 (0.005) D 6 PL 0.13 (0.005) M T A M B M SEATING PLANE T B M A M M SURFACE MOUNT DIM A B C D E F G H J K L S INCHES MIN MAX 0.320 0.350 0.240 0.260 0.115 0.200 0.016 0.020 0.040 0.070 0.010 0.014 0.100 BSC 0.020 0.025 0.008 0.012 0.006 0.035 0.320 BSC 0.332 0.390 MILLIMETERS MIN MAX 8.13 8.89 6.10 6.60 2.93 5.08 0.41 0.50 1.02 1.77 0.25 0.36 2.54 BSC 0.51 0.63 0.20 0.30 0.16 0.88 8.13 BSC 8.43 9.90 *Consult factory for leadform option availability 4N25 4N26 4N27 4N28 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. DIMENSION L TO CENTER OF LEAD WHEN FORMED PARALLEL. -A- 6 4 -B- 1 3 L N F 4 PL C -T- SEATING PLANE G J K DIM A B C D E F G J K L N INCHES MIN MAX 0.320 0.350 0.240 0.260 0.115 0.200 0.016 0.020 0.040 0.070 0.010 0.014 0.100 BSC 0.008 0.012 0.100 0.150 0.400 0.425 0.015 0.040 MILLIMETERS MIN MAX 8.13 8.89 6.10 6.60 2.93 5.08 0.41 0.50 1.02 1.77 0.25 0.36 2.54 BSC 0.21 0.30 2.54 3.81 10.16 10.80 0.38 1.02 D 6 PL E 6 PL 0.13 (0.005) M T A M B M 0.4" LEAD SPACING *Consult factory for leadform option availability 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. 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