PS2701-1-H-A

Overview

The PS2701-1-H-A is a single-channel transistor output optocoupler manufactured by CEL. It features an NPN phototransistor output with a maximum collector-emitter voltage of 40 V and a maximum collector current of 80 mA. The device provides high isolation capability with an insulation voltage of 3750 Vrms. Key electrical parameters include a forward current of 50 mA, a forward voltage of 1.4 V, and a reverse voltage rating of 6 V. The current transfer ratio ranges from 50% to 150%, with a maximum power dissipation of 150 mW. It operates within a temperature range of -55°C to +100°C.

Feature Summary

• Provides galvanic isolation between input and output circuits using a single channel configuration.
• Utilizes an NPN phototransistor output for reliable signal transmission across isolated boundaries.
• Designed for high-voltage isolation applications requiring robust electrical separation.

Applications

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

Procurement Notes

Verify component authenticity through authorized channels due to discontinued status. Confirm package type and pinout compatibility before integration. Check for available substitutes if original stock is unavailable. Ensure storage conditions meet manufacturer specifications to maintain performance integrity.

Selection Notes

Select this component when high isolation voltage and compact single-channel design are required. Consider the current transfer ratio range for logic level compatibility. Evaluate thermal management needs given the 150 mW power dissipation limit. Verify operating temperature range suitability for the specific environment.

Part Context

This part belongs to the PS2701 series of transistor output optocouplers. It is designed for general-purpose isolation tasks. The series offers various configurations to suit different application requirements. The PS2701-1-H-A specifically targets applications needing standard isolation levels.

Replacement Considerations

Direct substitutes may be limited due to discontinuation. Check for equivalent parts with matching isolation voltage and current ratings. Verify pinout compatibility to ensure seamless replacement without PCB redesign.