PC357NT

Transistor, Photovoltaic Output Optoisolators Overview

The PC357NT is a single-channel transistor output optocoupler manufactured by Sharp Microelectronics. It features an NPN phototransistor output and operates within a temperature range of -30°C to +100°C. Key electrical specifications include a maximum collector-emitter voltage of 80 V, a maximum forward current of 50 mA, and an isolation voltage of 3750 Vrms. The device exhibits typical rise and fall times of 18 µs, with a power dissipation rating of 170 mW.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• High isolation voltage capability of 3750 Vrms for safe signal transmission across isolated circuits.
• Double transfer mold package design optimized for reliability during flow soldering processes.
• NPN phototransistor output configuration providing standard DC switching functionality.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Signal transmission between microcontrollers and high-voltage loads
• Power supply feedback loops for circuit protection

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix (e.g., J000F, T000F) against the datasheet to confirm Current Transfer Ratio (CTR) ranking and packaging type. Ensure the selected variant matches the required SOP-4 or Mini-flat package geometry. Confirm RoHS compliance status and lead time requirements directly with authorized distributors before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a robust, cost-effective solution for general-purpose isolation is needed. The 80V collector-emitter voltage supports moderate load switching. Consider the 18µs switching speed for applications not requiring high-frequency data transmission. Verify that the operating temperature range meets the environmental constraints of the target system.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the PC357 series of transistor output optocouplers. It shares functional similarities with other Sharp optocouplers but is distinguished by its specific CTR rankings and package options. The series is designed for general industrial applications where reliable electrical isolation is critical for system safety and noise immunity.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include PC357N1J000F, PC357N2J000F, PC357N3J000F, PC357N4TJ00F, and PC357N9J000F. These variants share identical pinouts and core electrical characteristics but differ in CTR ranges and packaging formats. Verify package compatibility before substitution.