). This indicates how well the transistor acts as a closed switch. Switching Characteristics 2.0 to 5.0 Turn-Off Time ( tofft sub o f f end-sub ): 3.0 to 6.0 5. Theory of Operation
| Parameter | Symbol | Typical Value (4N35) | | :--- | :--- | :--- | | Forward Current (LED side) | IF | 60 mA | | Reverse Voltage (LED) | VR | 6 V | | Collector-Emitter Voltage | VCEO | 30 V | | Emitter-Collector Voltage | VECO | 7 V | | Power Dissipation (Output) | PC | 150 mW | | Operating Temperature | TOPR | -55°C to +100°C |
A 3.3V GPIO cannot drive a 24V industrial PLC input. Use an optocoupler: