SFH615A-12, 40-125% - SFH615A-23, 63-200% - SFH615A-34, 100-320% - SFH615A-13, 40-200% - SFH615A-24, 63-320% - SFH615A-14, 40-320% * Low CTR Degradation * Good CTR Linearity Depending on Forward Current * Withstand Test Voltage, 5300 VRMS * High Collector-Emitter Voltage, VCEO=70 V * Low Saturation Voltage * Fast Switching Times * Field-Effect Stable by TRIOS (TRansparent IOn Shield) * Temperature Stable * Low Coupling Capacitance * End-Stackable, .100" (2.54 mm) Spacing * High Common-Mode Interference Immunity (Unconnected Base) * Underwriters Lab File #52744 * V VDE 0884 Available with Option 1 D E DESCRIPTION The SFH615A features a large variety of transfer ratio, low coupling capacitance and high isolation voltage. These couplers have a GaAs infrared emitting diode emitter, which is optically coupled to a silicon planar phototransistor detector, and is incorporated in a plastic DIP-4 package. The coupling devices are designed for signal transmission between two electrically separated circuits