ILD223 DUAL PHOTODARLINGTON SMALL OUTLINE SURFACE MOUNT OPTOCOUPLER FEATURES • Two Channel Optocoupler • High Current Transfer Ratio at IF=1 mA, 500% Min. • Isolation Test Voltage, 2500 VRMS • Electrical Specifications Similar to Standard 6-pin Coupler • Compatible with Dual Wave, Vapor Phase and IR Reflow Soldering • Industry Standard SOIC-8 Surface Mountable Package • Standard Lead Spacing, .05" • Available in Tape and Reel Option (Conforms to EIA Standard 481-2) • Underwriters Lab File #E52744 Dimensions in inches (mm) Pin 1 .120±.005 (3.05±.13) .240 (6.10) 7 Emitter Cathode 4 5 Emitter .004 (.10) .008 (.20) .008 (.20) .050 (1.27) Typ. .040 (1.02) Symbol Min. Typ. VF The ILD223 is constructed in a standard SOIC-8 foot print which makes it ideally suited for high density applications. In addition to eliminating throughholes requirements, this package conforms to standards for surface mounted devices. Reverse Current IR 0.1 Capacitance CO 25 Package Total Package Dissipation at 25°C Ambient (2 LEDs + 2 Detectors, 2 Channels).......240 mW Derate Linearly from 25°C.........................2 mW/°C Storage Temperature ...................–55°C to +150°C Operating Temperature ............... –55°C to +100°C Soldering Time at 260°C ............................. 10 sec. 7° .058±.005 (1.49±.13) .125±.005 (3.18±.13) Lead Coplanarity ±.001 (.04) Max. Characteristics (TA=25°C) Forward Voltage Detector Collector-Emitter Breakdown Voltage...............30 V Emitter-Collector Breakdown Voltage.................5 V Power Dissipation per Channel................... 75 mW Derate Linearly from 25°C......................3.1 mW/°C 5° Max. R.010 (.25) Max. .020±.004 (.15±.10) 2 Plcs. Emitter Emitter Peak Reverse Voltage .....................................6.0 V Peak Pulsed Current (1 µs, 300 pps) .................3 A Continuous Forward Current per Channel ....30 mA Power Dissipation at 25°C............................45 mW Derate Linearly from 25°C......................0.4 mW/°C 40° .015±.002 (.38±.05) .192±.005 (4.88±.13) This device has CTRs tested at an LED current of 1 mA. This low drive current permits easy interfacing from CMOS to LSTTL or TTL. Maximum Ratings (Each Channel) 6 Collector .016 (.41) DESCRIPTION The ILD223 is a high current transfer ratio (CTR) optocoupler. It has a Gallium Arsenide infrared LED emitter and a silicon NPN photodarlington transistor detector. 8 Collector Anode 1 Cathode 2 .154±.005 CL (3.91±.13) Anode 3 Max. Unit Condition 1.3 V IF=1 mA 100 µA VR=6.0 V pF VF=0 V, F=1 MHz V V IC=10 mA IE=10 mA nA VCE=5 V, IF=0 pF VCE=5 V % IF=1 mA, VCE=5 V V IF=1 mA, ICE=0.5 mA Detector Breakdown Voltage Collector-Emitter Emitter-Collector BVCEO BVECO Current, Collector-Emitter ICEO Capacitance, Collector-Emitter CCE 30 5 50 3.4 Package DC Current Transfer Ratio CTRDC Saturation Voltage, Collector-Emitter VCEsat Capacitance, Input to Output CIO 0.5 pF Resistance, Input to Output RIO 100 GΩ Turn-On Time tON 15 µs Turn-Off Time tOFF 30 µs Isolation Test Voltage VIO 5–1 500 1 VCC=10 V RL=100Ω IF=5 mA (t=1 min.) 2500 VACRMS Figure 1. Forward voltage versus forward current Figure 4. CTR versus LED current Vf-Forward Voltage - V 1.4 1.3 Ta = -55°C 1.2 1.1 Ta = 25°C 1.0 0.9 Ta = 100°C 0.8 0.7 .1 1 10 100 If - Forward Current - mA Figure 2. Peak LED current versus duty factor, Tau Figure 5. Collector current versus LED current 10000 If(pk) - Peak LED Current - mA τ Duty Factor 1000 .005 .01 .02 t τ DF = /t .05 .1 .2 100 10 10-6 .5 10-5 10-4 10-3 10-2 10-1 10 0 10 1 t - LED Pulse Duration - s Figure 3. Normalized CTRCE versus LED current Figure 6. Switching schematic and switching timing VCC=10 V F=10 KHz, DF=50% RL VO IF=10 mA IF VO tD tR tPLH tPHL tS VTH=1.5 V tF ILD223 5–2