OPI7340

Overview

The OPI7340 is a single-channel optoisolator manufactured by TT Electronics/Optek Technology. It features a DC input type and utilizes a Darlington transistor output configuration for high gain applications. The device is designed for through-hole mounting in a 4-DIP package. It operates within a temperature range of -40°C to 85°C and provides electrical isolation rated at 6kV between the input and output circuits.

Feature Summary

• Provides high-voltage electrical isolation between input and output circuits
• Utilizes a Darlington transistor output for enhanced signal gain
• Supports direct DC input control signals

Applications

• Industrial control systems requiring galvanic isolation
• High-reliability aerospace and defense electronics
• Signal transmission across potential differences in sensitive equipment

Procurement Notes

Verify the specific isolation voltage rating and package variant against the official datasheet before integration. Confirm RoHS compliance status and ensure the 6kV isolation capability meets the safety requirements of the target application environment.

Selection Notes

Select this component when high current transfer ratio is required due to the Darlington output structure. Ensure the operating temperature range of -40°C to 85°C aligns with the system's thermal constraints and that the 4-DIP form factor fits the PCB layout.

Part Context

This part belongs to the Optek line of high-reliability optoelectronics from TT Electronics, often utilized in demanding industrial, aerospace, and defense sectors where robust performance and verified screening processes are critical for mission-critical applications.

Replacement Considerations

No publicly confirmed substitute part numbers are available in the provided documentation.