6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U CNX39U DESCRIPTION The CNX35U, CNX36U CNX38U and CNX39U are optically coupled isolators consisting of an infrared emitting GaAs diode and a silicon NPN phototransistor with accessible base. These devices are housed in 6-pin dual-inline packages (DIP). FEATURES • • • • 6 6 High output/input DC current transfer ratio Low saturation voltage UL recognized (File # E90700) VDE recognized (File # 94766) -Ordering option ‘300’ (e.g. CNX35U.300) 1 1 SCHEMATIC 6 1 APPLICATIONS • • • • • ANODE 1 Power supply regulators Digital logic inputs Microprocessor inputs Appliance sensor systems Industrial controls Parameters 6 BASE CATHODE 2 5 COL 3 4 EMITTER Symbol Device Value Units TSTG All -55 to +150 °C Operating Temperature TOPR All -40 to +100 °C Lead Solder Temperature TSOL All 260 for 10 sec °C VR All 5 V IF IF(pk) All All 100 3.0 mA A All 200 mW All CNX38U 2.0 mW/°C CNX35U, CNX36U, CNX39U 30 120 70 TOTAL DEVICE Storage Temperature EMITTER Continuous Reverse Voltage Continuous Forward Current Forward Current - Peak (10 µs pulse, δ = 0.01) Total Power Dissipation up to 25°C Ambient Derate Linearly from 25°C PD DETECTOR 80 V Collector to Emitter Voltage (open base) VCEO Collector to Base Voltage (open emitter) VCBO Emitter to Collector Voltage (open base) VECO CNX38U CNX35U, CNX36U, CNX39U All IC All 100 V mA All 200 mW All 2.0 mW/°C DC Collector Current Detector Power Dissipation up to 25°C Ambient Derate Linearly from 25°C 2001 Fairchild Semiconductor Corporation DS300401 5/23/01 PD 1 OF 8 7 V www.fairchildsemi.com 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U ELECTRICAL CHARACTERISTICS CNX39U (TA = 25°C Unless otherwise specified.) INDIVIDUAL COMPONENT CHARACTERISTICS Parameters Test Conditions Symbol Device IF = 10 mA VR = 5 V VF All IR All Min Typ Max Units 1.15 1.5 V 10 µA nA EMITTER Input Forward Voltage Reverse Current DETECTOR Leakage Current Collector to Emitter VCE = 10 V CNX35U,CNX36U,CNX39U 2 50 VCE = 50 V CNX38U 2 50 nA CNX35U,CNX36U,CNX39U 10 µA CNX38U 10 µA All 20 nA VCE = 10 V, TA = 70°C ICEO VCE = 50 V, TA = 70°C VCE = 10 V ICBO IC = 1 mA, IF = 0 BVCEO Collector to Base IC = 0.1 mA, IF = 0 BVCBO Emitter to Collector IE = 0.1 mA, IF = 0 BVECO Breakdown Voltage Collector to Emitter CNX35U,CNX36U,CNX39U 30 CNX38U 80 CNX35U,CNX36U,CNX39U 70 CNX38U 120 All 7 V V V ISOLATION CHARACTERISTICS Characteristic Test Conditions Symbol Min Input-Output Isolation Voltage Isolation Resistance t = 1 min. VI-O = 500 VDC VISO RISO 5,300 IF =0, V = 0V, f = 1 MHz CISO Isolation Capacitance www.fairchildsemi.com 2 OF 8 1 Typ Max VRMS T! 10 0.6 Units 1.3 pF 5/23/01 DS300401 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U TRANSFER CHARACTERISTICS DC Characteristics (TA = 25°C Unless otherwise specified.) Test Conditions Symbol IF = 10 mA, VCE = 0.4 V Output/Input Current Transfer Ratio IF = 10 mA, VCE = 10 V CTR IF = 16 mA, VCE = 0.4 V IF = 10 mA, IC = 2 mA IF = 10 mA, IC = 4 mA Test Conditions Turn-On Time See Fig. 1 and Fig. 2 RL = 100 Ω, IC = 4 mA, VCC = 5 V Turn-Off Time RL = 100 Ω, IC = 2 mA, VCC = 5 V See Fig. 1 and Fig. 2 See Fig. 1 and Fig. 2 Turn-Off Time See Fig. 1 and Fig. 2 5/23/01 100 CNX36U 80 200 70 210 % 50 15 0.4 0.4 V Symbol CNX38U Device 0.2 Typ 0.4 Max Units ton toff ton toff RL = 1 kΩ, IC = 4 mA, VCC = 5 V DS300401 160 60 0.19 RL = 1 kΩ, IC = 4 mA, VCC = 5 V RL = 1 kΩ, IC = 2 mA, VCC = 5 V 40 CNX39U Units 0.15 Saturated Switching Times Turn-On Time Max CNX36U RL = 100 Ω, IC = 4 mA, VCC = 5 V RL = 1 kΩ, IC = 2 mA, VCC = 5 V CNX35U CNX38U Typ CNX35U, CNX39U Non-Saturated Switching Times RL = 100 Ω, IC = 2 mA, VCC = 5 V Min VCE(SAT) IF = 16 mA, IC = 2 mA AC Characteristics Device All IF = 2 mA, VCE = 5 V Collector-Emitter Saturation Voltage CNX39U 3 OF 8 Min CNX35U 20 CNX39U 20 CNX36U 20 CNX38U 20 CNX35U 20 CNX39U 20 CNX36U 20 CNX38U 20 CNX35U 50 CNX39U 50 CNX36U 50 CNX38U 50 CNX35U 50 CNX39U 50 CNX36U 50 CNX38U 50 µs µs µs µs www.fairchildsemi.com 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U CNX39U VI +VCC VI 0 VO 90% VO 10% 0 RL 50Ω ton toff Fig. 1 Switching Test Circuit Fig. 2 Switching Test Waveforms Fig. 4 Normalized CTR vs. Forward Current Fig. 3 LED Forward Voltage vs. Forward Current 1.5 TA = 25 oC TA = -55oC 1.4 TA = 25oC 1.2 1.0 0.5 o TA = 100 C 1.0 0.0 1 10 100 0 IF - LED FORWARD CURRENT (mA) NORMALIZED CTR ( CTRRBE / CTRRBE(OPEN)) IF = 10mA IF = 5mA IF = 20mA 0.8 0.6 Normalized To CTR at: IF =10mA VCE = 5V 0.4 TA = 25oC -50 -25 0 25 50 75 100 125 20 1.0 0.9 0.8 VCE = 5.0V IF = 20mA 0.7 IF = 10mA 0.6 0.5 IF = 5mA 0.4 0.3 0.2 0.1 10 100 1000 RBE - BASE RESISTANCE (k Ω) o AMBIENT TEMPERATURE T A - ( C) www.fairchildsemi.com 15 0.0 0.2 -75 10 Fig. 6 CTR vs. RBE (Unsaturated) Fig. 5 Normalized CTR vs. Temperature 1.0 5 FORWARD CURRENT - I F (mA) 1.2 NORMALIZED CTR Normalized to IF = 10mA VCE = 5.0V 1.6 NORMALIZED CTR VF - FORWARD VOLTAGE (V) 1.8 4 OF 8 5/23/01 DS300401 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U Fig. 8 Normalized ton vs. RBE 5.0 1.0 / ton(open) ) 0.9 VCE = 0.3V 0.8 IF = 20mA VCC = 10V IC = 2mA 4.5 RL = 100Ω 4.0 BE ) 0.7 0.6 NORMALIZED ton - (ton(R NORMALIZED CTR ( CTRRBE / CTRRBE(OPEN)) Fig. 7 CTR vs. RBE (Saturated) IF = 10mA 0.5 0.4 IF = 5mA 0.3 0.2 3.5 3.0 2.5 2.0 1.5 0.1 1.0 0.0 10 100 1000 10 100 RBE - BASE RESISTANCE (k Ω) 10000 100000 Fig. 10 Switching Speed vs. Load Resistor 1000 VCC = 10V IC = 2mA 1.2 RL = 100Ω NORMALIZED TO t off AT RBE = OPEN VCC = 10V IC = 2mA SWITCHING SPEED - (µs) 1.3 1.1 1000 RBE - BASE RESISTANCE (k Ω) Fig. 9 Normalized toff vs. RBE 1.4 NORMALIZED toff CNX39U 1.0 0.9 0.8 0.7 0.6 0.5 0.4 RL = 100Ω 100 Toff Tf 10 Ton 1 Tr 0.3 0.2 0.1 0.1 10 100 1000 10000 0.1 RBE - BASE RESISTANCE (k Ω) 1 10 100 RL - LOAD RESISTOR (kΩ) Fig. 11 Collector-Emitter Saturation Voltage as a Function of Collector Current 10 IB = 0; T A = 25oC VCEsat - (V) 1 IF = 2.5mA 0.1 0.01 IF = 10mA IF = 5mA IF = 20mA 0.001 0.01 0.1 1 10 IC - (mA) DS300401 5/23/01 5 OF 8 www.fairchildsemi.com 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U Package Dimensions (Through Hole) CNX39U Package Dimensions (Surface Mount) PIN 1 ID. 0.350 (8.89) 0.330 (8.38) 3 2 PIN 1 ID. 1 0.270 (6.86) 0.240 (6.10) SEATING PLANE 0.270 (6.86) 0.240 (6.10) 0.350 (8.89) 0.330 (8.38) 5 4 0.070 (1.78) 0.045 (1.14) 6 0.300 (7.62) TYP 0.070 (1.78) 0.045 (1.14) 0.200 (5.08) 0.135 (3.43) 0.200 (5.08) 0.165 (4.18) 0.016 (0.41) 0.008 (0.20) 0.020 (0.51) MIN 0.154 (3.90) 0.100 (2.54) 0.022 (0.56) 0.016 (0.41) 0° to 15° 0.020 (0.51) MIN 0.022 (0.56) 0.016 (0.41) 0.016 (0.40) 0.008 (0.20) 0.100 (2.54) TYP 0.300 (7.62) TYP 0.016 (0.40) MIN 0.315 (8.00) MIN 0.405 (10.30) MAX 0.100 (2.54) TYP Lead Coplanarity : 0.004 (0.10) MAX Package Dimensions (0.4”Lead Spacing) Recommended Pad Layout for Surface Mount Leadform 0.270 (6.86) 0.240 (6.10) 0.070 (1.78) 0.060 (1.52) SEATING PLANE 0.350 (8.89) 0.330 (8.38) 0.415 (10.54) 0.070 (1.78) 0.045 (1.14) 0.100 (2.54) 0.295 (7.49) 0.030 (0.76) 0.200 (5.08) 0.135 (3.43) 0.154 (3.90) 0.100 (2.54) 0.004 (0.10) MIN 0.016 (0.40) 0.008 (0.20) 0° to 15° 0.022 (0.56) 0.016 (0.41) 0.100 (2.54) TYP 0.400 (10.16) TYP NOTE All dimensions are in inches (millimeters) www.fairchildsemi.com 6 OF 8 5/23/01 DS300401 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U CNX39U ORDERING INFORMATION Order Entry Identifier Option Description S .S Surface Mount Lead Bend SD .SD Surface Mount; Tape and reel W .W 0.4” Lead Spacing 300 .300 VDE 0884 300W .300W VDE 0884, 0.4” Lead Spacing 3S .3S VDE 0884, Surface Mount 3SD .3SD VDE 0884, Surface Mount, Tape & Reel Carrier Tape Specifications (“D” Taping Orientation) 12.0 ± 0.1 4.85 ± 0.20 4.0 ± 0.1 0.30 ± 0.05 4.0 ± 0.1 Ø1.55 ± 0.05 1.75 ± 0.10 7.5 ± 0.1 16.0 ± 0.3 13.2 ± 0.2 9.55 ± 0.20 0.1 MAX 10.30 ± 0.20 Ø1.6 ± 0.1 User Direction of Feed NOTE All dimensions are in inches (millimeters) DS300401 5/23/01 7 OF 8 www.fairchildsemi.com 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U CNX39U DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE 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. www.fairchildsemi.com 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. 8 OF 8 5/23/01 DS300401