PC123Y1J000F

Overview

The PC123Y1J000F is a single-channel transistor output optocoupler manufactured by Sharp Microelectronics. It features a 4-DIP package with an isolation voltage of 5000 Vrms. The device utilizes an NPN phototransistor output and supports a maximum forward current of 50 mA. Key electrical parameters include a typical rise time of 4 µs and a fall time of 3 µs. The collector-emitter saturation voltage is specified at a maximum of 200 mV, with a power dissipation rating of 170 mW. Operating temperatures range from -30°C to +100°C.

Feature Summary

• Provides high-voltage electrical isolation between input and output circuits using optical transmission.
• Features fast switching characteristics suitable for digital signal transmission applications.
• Offers high current transfer ratio capability for efficient signal coupling.

Applications

• Digital isolation in microprocessor systems
• Signal transmission in industrial control equipment
• Power supply feedback loops

Procurement Notes

Verify the specific suffix 'J000F' against the manufacturer's latest datasheet to confirm pinout configuration and RoHS compliance status. Ensure the procurement source provides valid traceability documentation. Confirm that the component matches the 4-DIP physical dimensions required for the target PCB footprint before finalizing orders.

Selection Notes

Select this component when a robust 5000 Vrms isolation barrier is required for single-channel digital signals. The NPN phototransistor output is appropriate for standard logic interfacing. Consider the 4 µs rise time for timing-sensitive designs. Verify that the 50 mA forward current limit aligns with the driving circuit capabilities and thermal constraints of the application environment.

Part Context

This part belongs to the PC123Y series of transistor output optocouplers from Sharp Microelectronics. The series is designed for general-purpose isolation tasks. The 'PC123Y' base model indicates the core optoelectronic structure, while the suffix defines specific packaging and ranking variations within the product line.

Replacement Considerations

Cross-reference with PC123X1YIP0F or PC123X5YFZ0F for similar isolation ratings. Verify pin compatibility and CTR specifications before substitution. Check for availability as some variants may be discontinued or have limited stock.