HMA121CR2V

Transistor, Photovoltaic Output Optoisolators Overview

The HMA121CR2V 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. Key electrical specifications include a maximum collector-emitter voltage of 80 V, a maximum collector current of 80 mA, and a peak forward current of 50 mA. The device provides an insulation voltage of 3750 Vrms and has a power dissipation rating of 150 mW. It is housed in a compact SMD-4 package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage isolation with a 3750 Vrms insulation rating for safe signal transmission between circuits.
• Utilizes an NPN phototransistor output configuration for reliable switching applications.
• Designed for surface-mount installation in a small SMD-4 footprint to optimize board space.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring robust voltage isolation
• Signal transmission between isolated logic circuits
• Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'CR2V' to confirm tape-and-reel packaging and current transfer ratio binning. Confirm RoHS compliance status through official documentation as requirements may vary by region. Check for obsolescence notices or lifecycle changes from onsemi before finalizing procurement plans.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when a single-channel transistor output is required with high isolation voltage. Ensure the 80 V collector-emitter voltage and 80 mA collector current meet the load requirements. Verify that the SMD-4 package dimensions fit the available PCB real estate compared to through-hole alternatives.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the HMA121 series of transistor output optocouplers. It shares core electrical characteristics with variants like HMA121E but differs in packaging format and current transfer ratio specifications. The series is designed for general-purpose isolation tasks in industrial and consumer electronics.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Direct substitutes include HMA121E for bulk packaging or HMA121CR4V for different CTR binning. Verify pinout compatibility and insulation voltage ratings when cross-referencing with other manufacturer optocouplers.