HCPL2531TSVM

Transistor, Photovoltaic Output Optoisolators Overview

The HCPL2531TSVM is a dual-channel high-speed transistor output optocoupler manufactured by Fairchild Semiconductor. It features an AlGaAs LED optically coupled to a high-speed photodetector transistor with a separate bias connection for the photodiode, significantly reducing base-collector capacitance. The device supports data rates up to 1 Mbit/s and offers superior common mode rejection of 10kV/µs. It operates within a temperature range of 0°C to 70°C and provides double working voltage insulation.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel configuration with independent signal paths
• High-speed operation supporting 1 Mbit/s data rates
• Superior common mode rejection of 10kV/µs via internal noise shield
• Enhanced package design allowing higher working voltage compared to industry standards

Transistor, Photovoltaic Output Optoisolators Applications

• Line receivers
• Pulse transformer replacement
• Output interface to CMOS-LSTTL-TTL logic families
• Wide bandwidth analog coupling

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'TSVM' against official Fairchild or current manufacturer documentation to confirm tape-and-reel packaging and lead-free status. Ensure compatibility with existing PCB footprints and isolation requirements before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component for applications requiring high-speed digital isolation between TTL or CMOS logic circuits. The dual-channel design is suitable for parallel data transmission where galvanic isolation is necessary. Consider the 1 Mbit/s speed limit and operating temperature range when designing the system.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the family of high-speed transistor optocouplers, including variants like HCPL-2530 and HCPL-4502. These devices utilize an AlGaAs LED and a dedicated photodetector transistor architecture to achieve faster switching speeds than conventional phototransistor optocouplers.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Compatible substitutes include HCPL-2530 (single channel) and HCPL-4502. Verify pinout compatibility and insulation voltage ratings when substituting.