PC357N2

Transistor, Photovoltaic Output Optoisolators Overview

The Sharp PC357N2 is a single-channel transistor output optocoupler housed in a 4-pin Mini-Flat surface-mount package. It features an NPN phototransistor output with a maximum collector-emitter voltage of 80V and a collector current of 8mA. The device provides an isolation voltage of 3750 Vrms and operates within a temperature range of -30°C to +100°C. Electrical characteristics include a typical forward voltage of 1.4V at a maximum forward current of 50mA, with rise and fall times of 18μs.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides electrical isolation via a single infrared LED and NPN phototransistor pair
• Designed for surface-mount assembly using a compact Mini-Flat package
• Capable of handling high isolation voltages for circuit protection

Transistor, Photovoltaic Output Optoisolators Applications

• Signal isolation in industrial control systems
• Interface circuits between microprocessors and power devices
• Switching applications requiring galvanic isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix designation matches project requirements. Check for RoHS compliance status as indicated in official documentation. Ensure storage conditions adhere to moisture sensitivity levels if applicable. Validate that the part number corresponds to the exact electrical specifications required for the design.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a compact, single-channel isolation solution is needed for low-speed digital signals. Consider the 8mA collector current limit for load driving capabilities. Evaluate the thermal performance within the specified operating temperature range. Compare against other Mini-Flat variants if different CTR rankings are required. Ensure the 3750 Vrms isolation rating meets safety standards for the application.

Transistor, Photovoltaic Output Optoisolators Part Context

The PC357N2 belongs to the Sharp PC357NJ series of surface-mount optocouplers. This series utilizes a Mini-Flat package to provide space-efficient isolation solutions. The component integrates an AlGaAs LED with an NPN silicon phototransistor. It is designed for general-purpose signal transmission where electrical isolation is critical.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public sources indicate the PC357N2 is obsolete and no longer manufactured. Verify availability of end-of-life notices from Sharp Microelectronics. Identify equivalent parts from other manufacturers offering similar Mini-Flat packages and electrical ratings. Ensure pin compatibility and isolation voltage ratings match before substitution.