PC123X1YSZ0F

Overview

The PC123X1YSZ0F is a single-channel transistor output optocoupler manufactured by Sharp Microelectronics. It features a 4-pin DIP package and provides an isolation voltage of 5000 Vrms. The device utilizes a phototransistor output configuration for signal transmission. Key electrical parameters include a maximum collector-emitter saturation voltage of 200 mV, a typical rise time of 4 µs, and a typical fall time of 3 µs. The unit supports a maximum forward current of 50 mA with a forward voltage of approximately 1.2 V to 1.4 V. It operates within a temperature range of -30°C to +100°C and has a power dissipation rating of 200 mW.

Feature Summary

• Provides high-voltage electrical isolation between input and output circuits using a phototransistor architecture.
• Features fast switching characteristics with microsecond-level rise and fall times for data transmission.
• Designed for surface mount or through-hole integration in compact four-pin configurations.

Applications

• Data transmission in noisy industrial environments
• Signal isolation in control circuits
• Interface between low-voltage logic and higher-voltage loads

Procurement Notes

Verify component authenticity and datasheet alignment before procurement. Confirm that the specific suffix matches required packaging and compliance standards. Check for obsolescence status as availability may be restricted. Ensure storage conditions meet manufacturer specifications to maintain performance integrity during handling and assembly processes.

Selection Notes

Select this component when high isolation voltage and moderate speed are required. Compare CTR ranges and saturation voltages against circuit requirements. Consider thermal management due to power dissipation limits. Verify pinout compatibility with existing PCB layouts. Evaluate alternative packages if space constraints differ from standard DIP dimensions.

Part Context

This part belongs to Sharp's PC123 series of transistor output optocouplers. The series is designed for general-purpose isolation applications. Variants in the series may differ in package type, such as SOP or DIP, and output characteristics. The PC123X1YSZ0F specifically denotes a 4-DIP package variant with defined electrical ratings.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult manufacturer cross-reference guides for equivalent components with matching isolation voltage and output type specifications.