PS2381-1Y-V-F3-L-AX

Overview

The PS2381-1Y-V-F3-L-AX is a single-channel transistor output optocoupler manufactured by Renesas Electronics. It features an NPN phototransistor output and operates with a maximum forward current of 5 mA and a forward voltage of 1.1 V. The device provides high isolation with a breakdown voltage of 5000 Vrms and a minimum creepage distance of 8 mm. Electrical characteristics include a maximum collector-emitter voltage of 80 V, a maximum collector current of 50 mA, and a saturation voltage of 300 mV. Switching performance is defined by a rise time of 4 µs and a fall time of 5 µs. It supports a reverse voltage of 6 V and power dissipation of 250 mW within an operating temperature range of -40°C to +115°C.

Feature Summary

• Provides high-voltage electrical isolation with a minimum creepage distance of 8 mm for enhanced safety in isolated circuits.
• Features an NPN phototransistor output capable of handling up to 50 mA collector current with low saturation voltage.
• Designed for robust operation across an extended ambient temperature range up to 115°C.

Applications

• Industrial control systems requiring galvanic isolation
• Power supply feedback loops
• Signal transmission between microcontrollers and high-voltage interfaces

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix L-AX matches project requirements as this variant may have limited availability or discontinuation status. Request original datasheets and test reports to ensure compliance with specified electrical parameters before integration into production designs.

Selection Notes

Select this component when high isolation voltage (5000 Vrms) and wide operating temperature range are critical. Ensure the 8 mm creepage distance meets regulatory safety standards for the application. Verify that the NPN output configuration and switching speeds align with the signal processing requirements of the target circuit design.

Part Context

This part belongs to the PS2381 series of transistor output optocouplers from Renesas Electronics. The series is characterized by high isolation capabilities and compact LSOP-4 packaging. It serves as a standard solution for isolating low-voltage control signals from higher-voltage power stages in various electronic systems.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult Renesas Electronics for official cross-reference recommendations if this specific model is unavailable.