HMHA2801CR2

Transistor, Photovoltaic Output Optoisolators Overview

The HMHA2801CR2 is a single-channel transistor output optocoupler manufactured by onsemi. It features an NPN phototransistor output with a maximum collector-emitter voltage of 80 V and a maximum collector current of 50 mA. The device provides an isolation voltage of 3750 Vrms. The current transfer ratio ranges from 200% to 400%. Forward current is rated at 50 mA with a forward voltage of 1.3 V. Saturation voltage is 200 mV, with rise and fall times of 3 µs each. Power dissipation is 210 mW. Operating temperature spans -55°C to +100°C. The component is housed in a 4-SMD Mini-Flat package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Compact 4-pin half-pitch Mini-Flat surface mount package for space optimization
• High insulation voltage rating of 3750 Vrms for reliable signal isolation
• Fast switching performance with 3 µs rise and fall times
• Wide operating temperature range supporting industrial environments

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial automation control systems
• Consumer appliance interface circuits
• Power supply feedback loops
• General purpose digital signal isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix CR2 against official datasheets to confirm reel packaging requirements. Ensure the selected variant matches the required current transfer ratio specifications for the target application. Cross-reference RoHS compliance status with current regulatory standards before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a compact footprint and high isolation voltage are critical. The Mini-Flat package suits dense PCB layouts. Verify that the 80 V collector-emitter voltage meets circuit requirements. Confirm that the 200-400% current transfer ratio aligns with drive conditions. Check thermal limits for power dissipation under continuous operation.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the HMHA2801C series of transistor output optocouplers. It shares design characteristics with other members like the HMHA2801 and HMHA2801R2V. The series emphasizes small form factors and robust isolation capabilities for modern electronic designs requiring efficient signal transmission across isolated boundaries.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

HMHA2801 and HMHA2801R2V are related variants within the same product family. Verify pin compatibility and electrical parameter alignment before substitution. Packaging differences may affect assembly processes.