PS2502L-1-L-A

Overview

The PS2502L-1-L-A is a single-channel transistor output optocoupler manufactured by Renesas Electronics. It features an NPN photodarlington output and provides 5000 Vrms insulation voltage. The device supports a maximum collector current of 200 mA and a collector-emitter voltage of 40 V. It operates within a temperature range of -55°C to +100°C with a power dissipation of 300 mW. The component utilizes SMD/SMT installation in a compact package, offering high current transfer ratio characteristics suitable for signal isolation applications.

Feature Summary

• Provides galvanic isolation between input and output circuits using light transmission
• Features high current transfer capability via NPN photodarlington output structure
• Supports wide operating temperature range for industrial environments
• Designed for surface mount technology integration

Applications

• Industrial control system signal isolation
• Power supply feedback loop isolation
• Microcontroller interface protection

Procurement Notes

Verify the specific suffix designation against official Renesas documentation to confirm pinout configuration and packaging type. Ensure compatibility with existing PCB footprint requirements. Confirm RoHS compliance status through the manufacturer's latest environmental declaration. Validate that the component meets all electrical specifications required for the target application circuit design.

Selection Notes

Select this component when high current drive capability is required from the isolated side. The photodarlington output offers higher gain compared to standard phototransistors. Consider the thermal management requirements due to power dissipation limits. Verify that the 5000 Vrms isolation rating meets safety standards for the intended voltage separation.

Part Context

This part belongs to the PS2502L series of transistor output optocouplers. The series includes variants with different channel counts and package styles. Renesas designs these components for reliable performance in noise-sensitive environments. The product line emphasizes robust insulation and consistent current transfer ratios across temperature ranges.

Replacement Considerations

Check for direct cross-reference parts with identical pinouts and electrical parameters. Verify that any substitute maintains the same isolation voltage and current transfer ratio. Ensure the replacement package matches the physical dimensions for board compatibility.