DESCRIPTION
The SFH620A features a high current 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.

FEATURES
• High Current Transfer Ratios
    – at 10 mA: 40–320%
    – at 1.0 mA: 45% typical (>13)
• Low CTR Degradation
• Good CTR Linearity Depending on Forward Current
• Isolation 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
• VDE 0884 Available with Option 1
• SMD Option, See SFH6206 Data Sheet