HMHA2801R3V

Transistor, Photovoltaic Output Optoisolators Overview

The HMHA2801R3V is a single-channel transistor output optocoupler manufactured by onsemi. It features an NPN phototransistor output with a maximum collector-emitter voltage of 80V and a peak forward current of 50mA. The device provides 3750Vrms isolation voltage between input and output. Key electrical parameters include a typical rise and fall time of 3µs, a maximum collector-emitter saturation voltage of 300mV, and a current transfer ratio ranging from 80% to 600% at a forward current of 5mA. It operates within a temperature range of -55°C to 100°C and is housed in a 4-Mini-Flat surface-mount package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage isolation capability for signal transmission between isolated circuits
• Utilizes a compact surface-mount package design suitable for space-constrained applications
• Features fast switching performance with microsecond-level rise and fall times
• Offers wide operating temperature range for reliable industrial environment operation

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial automation control systems requiring galvanic isolation
• Consumer electronics interfaces needing signal isolation
• Power supply feedback loops for safety isolation
• Microcontroller input/output isolation for noise immunity

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component status carefully as this specific suffix variant may be obsolete or discontinued. Confirm availability through authorized distributors only. Ensure the replacement part matches the original pinout and electrical specifications exactly. Check for RoHS compliance documentation if required for your manufacturing process. Validate that the supplier provides genuine onsemi products to avoid counterfeit risks.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a standard transistor output optocoupler with Mini-Flat packaging is required. Consider the CTR range and isolation voltage requirements against system needs. Evaluate thermal management capabilities given the small form factor. Compare against active alternatives if supply chain stability is a concern. Ensure the 80V output voltage rating meets the load requirements of the receiving circuit.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the HMHA28 series of miniature optocouplers designed for high-density PCB layouts. The Mini-Flat package offers a smaller footprint compared to traditional SOIC packages while maintaining robust isolation characteristics. It is part of onsemi's portfolio of general-purpose optoisolators used across various electronic industries.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

HMHA2801 is listed as a parametric equivalent substitute. Verify that the non-R3V version meets all mechanical and electrical requirements. Ensure the alternative is currently in production and available for procurement.