PC357N3TJ00F

Transistor, Photovoltaic Output Optoisolators Overview

The PC357N3TJ00F is a single-channel transistor output optocoupler from Sharp Microelectronics, housed in a 4-pin Mini-flat surface-mount package. It features an isolation voltage of 3.75 kVrms and supports a maximum forward current of 50 mA with a typical forward voltage of 1.4 V. The device exhibits rise and fall times of 18 μs each, ensuring rapid signal transmission. Operating temperatures range from -30°C to +100°C, with a power dissipation capacity of 170 mW. The collector-emitter saturation voltage is typically 200 mV, and it carries UL1577 and RoHS certifications.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits via an internal LED and phototransistor structure.
• Delivers fast switching performance with symmetric rise and fall times for reliable digital signal transmission.
• Designed for compact surface-mount integration using a four-terminal Mini-flat footprint.

Transistor, Photovoltaic Output Optoisolators Applications

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

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific CTR ranking suffix (e.g., J, K, L) against the datasheet to ensure the correct gain bin is selected for the application. Confirm that the Mini-flat package dimensions match the PCB footprint exactly. Check for RoHS compliance documentation if environmental regulations apply. Ensure the operating temperature range meets the system's thermal requirements.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a compact, high-isolation optocoupler with moderate speed is required. The 3.75 kVrms rating suits applications needing robust noise immunity. Consider the 50 mA collector current limit for load driving capabilities. Verify that the 18 μs switching speed aligns with the system's timing constraints before finalizing the design.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the PC357NJ series of transistor output optocouplers manufactured by Sharp Microelectronics. The series is characterized by its Mini-flat packaging and high isolation voltage ratings. Variants within the series differ primarily by Current Transfer Ratio (CTR) rankings, allowing designers to choose components based on specific gain requirements while maintaining consistent physical and electrical characteristics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct replacements must maintain the 4-pin Mini-flat package and 3.75 kVrms isolation. Verify equivalent CTR ranges and switching speeds. Cross-reference pinouts to ensure compatibility without redesigning the PCB layout.