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| IL329T OPTICALLY COUPLED TELECOM SWITCH Preliminary Data Sheet FEATURES Solid state relay and AC input Optocoupler Package-Single 18 Pin l/O Isolation, 2500 VRMS Surface Mountable Optocoupler - Bidirectional Current Detection * Solid-state Relay - Typical RON 25 - Load Voltage 400 V - Load Current 100 mA - Current Limit Protection - High Surge Capability - Linear, AC/DC Operation - Clean Bounce Free Switching - Low Power Consumption - High Reliability Monolithic Receptor * Available in Tape and Reel (suffix T) * Applications General Telecom Switching - On/off Hook Control - Dial Pulse - Ring Current Detection - Loop Current Sensing * * * * * Package Dimensions in Inches (mm) Leads 5 & 14 missing 18 1 N.C A K N.C C C S N.C N.C S' A/K K/A N.C N.C 18 Pin One I.D. .484 (12.29) .476 (12.1) .224 (5.7) .216 (5.5) .346 (8.79) .326 (8.3) E N.C .025 (.635) .005 (.127) .047 (1.19) .037 (.940) .083 (2.1) .075 (1.9) .042 (1.07) .038 (.97) .050 (1.27) Typ. .301 (7.65) .281 (7.14) 40 .016 (.41) Typ. .006 (.15) 10 Typ. All 8 sides Absolute Maximum Ratings Package Ambient Temperature Range............................................-40 to +85 C Storage Temperature Range ..........................................-40 to +150 C Soldering Temperature (t=10 sec. max.).................................... 260 C Input/Output Isolation Voltage (t=60 sec. min.) ....................2500 V RMS Total Power Dissipation.......................................................... Isolation Test Voltage (between emitter and detector) ....2500 VAC RMS Isolation Resistance DESCRIPTION VIO=500 V, TA=25 C............................................................. 1012 The IL329T Telecom switch10/10/95 consists of VIO and V, C........................................................... 1011 an optically coupled solid state relay (SSR) =500 a TA=100 Storage Temperature Range .....................................-55 C to +125 C bidirectional input optocoupler. The SSR is ideal C to +100 C for performing switchhook and dial-pulseAmbient Temperature Range .....................................-55 switchSoldering 10 sec., ing while the optocoupler performs ring detection Temperature (max. dip soldering mm from case bottom) ............................... 260 0.5 C and loop current sensing functions. Both the SSR and opto coupler provide RMS ofV input to SSR 2500 LED Continuous Forward Current ................................................50 ouput isolation. LED Reverse Voltage (I R 10 A) ......................................................5 V The SSR is integrated on a monolithic receptorPeak AC Load Voltage (I DC or 400 V L50 A)................................... die using high voltage BCDMOS technology. The Continous DC Load Current.......................................................1 SSR features low ON-resistance, high breakdown Power Dissipation.......................................................... Total voltage and current-limit circuitry that Optocoupler protects the relay from telephone line induced lightning Continuous Forward Current ............................................. LED 50 mA surges. Collector to Emitter Breakdown Voltage .........................................30 The optocoupler provides bidirectional current Phototransistor Power Dissipation ............................................150 sensing via two antiparallel GaAs infrared emitting diodes. The opto channel provides a minimum CTR of 33% at 6 mA. The IL329T comes in a 18 pin, plastic surface mount package. Semiconductor Group 4-16 10.95 This document was created with FrameMaker 4.0.3 Electrical Characteristics (TA=25) Parameter SSR LED Forward Current for Switch Turn-on Fon LED Forward Current for Switch Turn-off Foff LED Forward Voltage ON-Resistance OFF-Resistance Current Limit Output Off-state Leakage Current Output Capacitance Pins 15 to 18 Turn-on Time T on 55 10 1.0 0.8 Turn-off Time offT F Symbol Min. Typ. Max. Unit Test Condition I I 0.001 0.8 17 0.2 0.5 mA mA I L=100 mA, t=10 ms VL= 350 V I F=1.5 mA V 1.20 2.5 5000 1.45 33 V R ON R OFF I limit G I =1.5 mA,I 50 mA F L= I =0 mA, L= 100 V V F I=1.5 mA, t=5 ms F I =0 mA, L= 100 V V F I =0 mA, L= 400 V V F V I =0 mA, L=1 V F I =0 mA, L=50 V V F I=1.5 mA,L=50 mA I F I I=5.0 mA,L=50 mA F I=1.5 mA,L=50 V I F I=5.0 mA,L=50 mA I F 170 210 0.1 270 1 mA 200nA A pF pF ms ms ms 0.1 0.2 ms Optocoupler LED Forward Voltage DC Current Transfer Ratio Saturation Voltage Dark Current Leakage Trickle Current Leakage V CEsat CEO I CEO F V CTR 0.9 33 1.25 165 .07 1.5 V I F=10 mA V % F=6.0 ImA, CE =0.5 V 0.5 500 V nA A I F=16.0 mA,C =2 mA I I=0 mA, CE =5 V V F I =5 A, V =5 V F CE I 1 SSR Characteristic Curves Figure 1. SSR recommended operating conditions 100 Load Current in mA 3 mA 80 60 40 20 0 -40 -20 0 20 40 60 80 0.5 mA 1 mA 2 mA Figure 2. IF versus VF, typical IF Forward current in mA 120 100 80 60 40 20 0 0.6 0.8 1.0 1.2 1.4 1.6 VF- Input LED forward Voltage 1.8 25C 85C Ambient Temperature in C Figure 3. SSR turn-on current versus temperature NIft Normalized turn on current (SSR) 2.5 2.0 1.5 1.0 0.5 20 Figure 4. SSR current vs. voltage, typical Is-s' SSR current in mA 300 200 100 0 -100 -200 -300 -4 -2 0 2 4 40 60 80 Ambient temperature in C Vs-s' SSR voltage drop in Volts Semiconductor Group 4-17 Figure 5. SSR turn on time versus resistive load 1.8 Ton SSR turn on time in ms 1.6 1.4 1.2 6mA 1.0 0.8 0 4mA 2mA Vcc=5V Figure 6. SSR current limit versus temperature NIlimit SSR current limit normalized 1.1 1.0 0.9 0.8 0.7 0.6 20 40 60 80 Ambient temperature in C 100 Normalized against Ilimit @ 25 C 8.5mA 2 4 6 R load in K 8 10 Typical Opto Channel Characteristic Curves Figure 7. IC versus VCE, typical Ic-Collector Current in mA 40 30 20 If=5 mA 10 If=1mA 0 0 1 2 3 4 Vce Collector to emitter voltage 5 If=10 mA Figure 8. ICEO leakage current versus temp. Iceo -Leakage Current in nA 1000 100 10 1 .1 20 IF=0 mA 40 60 80 Vce=5V IF=5 A Ambient Temperature in C Figure 9. Saturated current transfer ratio, typical NCTR Normalized Current Transfer ratio 1.2 Vce=0.5 V 1.0 Normalized atC 25 0.8 0.6 0.4 0.2 0.0 .01 .1 1 10 IF- LED Current in mA 100 25C 85C Figure 10. Non-saturated current transfer ratio, typical NCTR Normalized Current Transfer ratio 1.2 Vce=5.0 V 1.0 Normalized atC 25 0.8 0.6 0.4 0.2 0.0 .01 .1 1 10 100 25C 85C IF-LED Current in mA Figure 11. Switching test circuit for SSR channel Rs 2 Vin 3 15 18 VS + _ 1K Vo Figure 12. Switching waveform t 1 s R Control Input 90% Switch Output t ON t OFF 10% I F t 1 s R I L Semiconductor Group 4-18 |
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