IL755B

IL755B BIDIRECTIONAL INPUT DARLINGTON OPTOCOUPLER FEATURES Very High Current Transfer Ratio (500% min.) IL755B-1: 750% at IF=2 mA, VCE=5 V IL755B-2: 1000% at IF=1 mA, VCE=5 V BVCEO >60 V Isolation Test Voltage, 5300 VACRMS AC or Polarity Insensitive Inputs No Base Connection High Isolation Resistance, 1012Ω Low Coupling Capacitance Standard Plastic DIP Package Underwriters Lab Approval #E52744 VDE #0884 Available with Option 1 DESCRIPTION The IL755B is a bidirectional input, optically coupled isolator consisting of two Gallium Arsenide infrared emitters and a silicon photodarlington sensor. Maximum Ratings (at 25°C) Emitter (Drive Circuit) Continuous Forward Current .........................60 mA Power Dissipation at 25°C..........................100 mW Derate Linearly from 55°C....................1.33 mW/°C Detector Collector-Emitter Breakdown Voltage ..............60 V Emitter-Collector Breakdown Voltage ..............12 V Power Dissipation at 25°C Ambient ...........200 mW Derate Linearly from 25°C......................2.6 mW/°C Package Isolation Test Voltage (PK), t=1 sec.................................. 5300 VACRMS Dissipation at 25°C.....................................250 mW Derate Linearly from 25°C(2) .................3.3 mW/°C Creepage ................................................ 7 min mm Clearance................................................ 7 min mm Isolation Resistance TA=25°C.................................................. ≥1012 Ω T...