HMHA281R2_F132

Transistor, Photovoltaic Output Optoisolators Overview

The onsemi HMHA281R2_F132 is a single-channel transistor output optocoupler from the HMHA series. It features a DC input with a maximum forward current of 50mA and a typical forward voltage of 1.3V. The device provides an isolation voltage of 3750Vrms, ensuring robust signal transmission across isolated circuits. It utilizes an NPN phototransistor output capable of handling up to 50mA collector current and 80V collector-emitter voltage. Key timing parameters include typical rise and fall times of 3μs. The unit operates within a temperature range of -55°C to 100°C and offers a high current transfer ratio ranging from 50% to 600%. It is housed in a compact MFP (SOP-4) package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation via a 3750Vrms dielectric barrier between input and output circuits.
• Features fast switching performance with typical rise and fall times of 3 microseconds.
• Delivers high current transfer efficiency with ratios reaching up to 600%.
• Designed for surface-mount assembly in a compact four-pin mini-flat package.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring signal isolation
• Consumer electronics interface circuits
• Computer peripheral communication links

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix F132 against official datasheets to confirm packaging details, as suffixes often denote reel or tube variations. Ensure compatibility with automated placement equipment regarding the MFP footprint. Cross-reference UL, EN, and IEC certification numbers for final design approval. Confirm lead times and availability directly with authorized distributors, as stock levels fluctuate. Validate that the operating temperature range meets your system's environmental requirements.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when high isolation voltage and fast response are required in a small form factor. The HMHA series offers superior current transfer ratios compared to standard alternatives. Consider the 3750Vrms rating for safety-critical applications. The NPN output suits direct interfacing with digital logic inputs. Evaluate thermal management needs given the 100°C maximum junction temperature limit.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to onsemi's HMHA family of half-pitch mini-flat phototransistor optocouplers. These devices are engineered for space-constrained designs while maintaining high reliability standards. The series supports various insulation voltages and current transfer ratios to suit diverse application needs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

HMHA281R2 is the base part number without the specific F132 suffix variation. HMHA2801 is a related variant with similar electrical characteristics but may differ in packaging or specific parameter tolerances. Verify pinout and mechanical dimensions before substitution.