HMA2701A

Transistor, Photovoltaic Output Optoisolators Overview

The HMA2701A is a single-channel transistor output optocoupler manufactured by onsemi. It features an NPN phototransistor output and operates within a temperature range of -40°C to +100°C. The device provides an isolation voltage of 3750 Vrms and utilizes a 4-SMD surface-mount package. Key electrical parameters include a maximum collector-emitter voltage of 40 V, a forward current rating of 50 mA, and a power dissipation capacity of 150 mW.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits
• Utilizes a compact surface-mount package for automated assembly
• Features a standard NPN phototransistor output configuration

Transistor, Photovoltaic Output Optoisolators Applications

• General-purpose signal isolation in industrial control systems
• Microcontroller interface circuits requiring galvanic separation
• Power supply feedback loops for voltage regulation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through authorized distributors due to the part's obsolete status. Confirm that the specific suffix matches the required packaging format. Ensure compatibility with existing PCB footprints before procurement. Check for available substitute components if new production is required.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a low-cost, single-channel isolation solution is needed. The 4-SMD package suits space-constrained designs. Verify that the 40 V collector-emitter voltage meets the load requirements. Consider thermal management within the 150 mW dissipation limit during operation.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the family of transistor output optoisolators from onsemi. It serves as a legacy component for basic digital isolation tasks. The product line has been discontinued, shifting focus toward newer integrated solutions. It remains relevant for maintaining existing hardware designs.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers are not provided in the source material. Users should consult official manufacturer documentation for equivalent replacements or updated series alternatives.