Fairchild Semiconductor 4N37S_Q Product Category: Transistor Output Optocouplers Input Type: DC Maximum Collector Emitter Voltage: 30 V Maximum Collector Emitter Saturation Voltage: 0.3 V Isolation Voltage: 5300 Vrms Maximum Forward Diode Voltage: 1.5 V Maximum Input Diode Current: 100 mA Maximum Power Dissipation: 250 mW Maximum Operating Temperature: + 100 C Minimum Operating Temperature: - 55 C Package / Case: PDIP-6 Gull Wing Maximum Reverse Diode Voltage: 6 V Number of Channels per Chip: 1 Channel Output Device: NPN Phototransistor Output Type: DC