MCA230

MCA230/231/255 PHOTODARLINGTON OPTOCOUPLER FEATURES CTR Minimum MCA230/255, 100% MCA231, 200% Isolation Test Voltage, 5300 VACRMS Coupling Capacitance, 0.5 pF Fast Rise Time, 10 µs Fast Fall Time, 35 µs Underwriters Lab File #E52744 VDE #0884 Available with Option 1 DESCRIPTION The MCA230/231/255 are industry standard optocouplers, consisting of a Gallium Arsenide infrared LED and a silicon phototdarlington. These optocouplers are constructed with a high voltage insulation, double molded packaging process which offers 7.5 KV withstand test capability. Maximum Ratings Emitter Reverse Voltage .................................................6 V Continuous Forward Current ........................ 60 mA Power Dissipation at 25°C..........................135 mW Derate Linearly from 25°C ......................1.8 mW/°C Detector Collector-Emitter Breakdown Voltage MCA230/231 .................................................30 V MCA255 ........................................................55 V Emitter-Collector Breakdown Voltage ................7 V Collector-Base Breakdown Voltage MCA230/231 .................................................30 V MCA255 ........................................................55 V Power Dissipation at 25°C..........................210 mW Derate Linearly from 25°C ......................2.8 mW/°C Package Total Package Dissipation at 25°C (LED plus Detector) ................................260 mW Derate Linearly from 25°C .....................