SIEMENS FEATURES * Very High Current Transfer Ratio IL766B-1: 400% at I=1 mA, Voe=5 V IL766B-2: 900% at |-=0.5 mA, Voge5 internal Reg for Better Stability BY ceo >60V Isolation Test Voltage, 5300 VACays AC or Polarity Insensitive Inputs No Base Connection High Insulation Resistance, 10"! Typical Standard Plastic DIP Package * Underwriters Lab Fiie #E52744 DESCRIPTION The }L766B is a bidirectional input, optically coupled isolator consisting of two Galtium Arsenide infrared emitters and a silicon photodarlington sensor, Maximum Ratings (at 25C) Ernltter (Drive Circuit) Continuous Forward Currant ............. Power Dissipation at 25C oo... Derate Linearly trom 56C oo. 2.8 MWS Detector (Load Circuit) Collactor-Emitter Breakdown Voltage ....... a GOV Collector-Base Breakdown Voltage . .. TOY Power Dissipation at 25C Ambient .. . 200 mw Derate Linaarly from 28C 0 2.6 MWC Package UL Isclation Tast Vollage (le1 sec), ve 5900 VAC ag Dissipation at 25C 00... ries 250 mW Derate Linearly from 25C... Creepage Clearance ... isolation Resistance Vig=S00 V, Ty226 Vig=800 V, Ta=100C vee 107 Q Storage Temperature... 55C to + 150C Operating Temperature .... 55C to + 100C Lead Soldering Time at 260C oo. 10 sac. IL766B BIDIRECTIONAL INPUT OPTOCOUPLER Package Dimensions in Inches (mm) Pin One ID. Lh Anode/ Cathode P48 (6.30 256 {6.20} { Cathodey ~ 4] is! (sl NC |, 395 (8.60) 343 (8.76) 300 (7. 038 = 1.00} 4g Min. 130 (3.30) } 4-180 (3.81) ye" yt te Typ./ 2.79 020 {.051) Min, 010 (25) 381 ora 104 _, 031 (0.80) rio 14 (35) (018 (0.45) | 036 (0.90) 022 (0.55) jx, 300 (7.62) 100 (2.54) Typ. '3a7 (8.82) Electrical Characteristics (T,=25C) Symbol Min. Typ. Max. Unit Condition Emitter Forward Voltage Ve 126 15 Vo k=t10mA Detector Breakdown Voltage Collector-Emitter BVcrg 80 Vo [ps1 mA, k=O Leakage Current Collactor-Emitter lcEo 10 100 nA Ver=10, =O P Current Transtar Ratio CTR IL766B-1 400 % Ipatt mA, VopahV IL766B-2 900 % lp=20.5 MA, Vop=5 V Saturation Voltage Collector-Emitter Veesat 10 Vo Ig=10mA, tp=t10 mA Turn-Gn,Turn-CHf Time ton, toy 200 HS Von=5 V, pet 2 mA, R.=100 2 5-140