HMA121F

Description：OPTOISO 3.75KV 1CH TRANS 4-SMD
Series：-
Mfr：onsemi
Package：Box

SKU:9d0e4c0f72cb Category: Transistor, Photovoltaic Output Optoisolators Brand: onsemi

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Product introduction

HMA121F is listed in the Transistor, Photovoltaic Output Optoisolators range at ChipApex. The manufacturer field lists onsemi. Its product description is OPTOISO 3.75KV 1CH TRANS 4-SMD. Review the specifications below when checking this part for your BOM.

Transistor, Photovoltaic Output Optoisolators specifications for HMA121F

Description：OPTOISO 3.75KV 1CH TRANS 4-SMD
Series：-
Mfr：onsemi
Package：Box
Number of Channels：1
Voltage - Isolation：3750Vrms
Current Transfer Ratio (Min)：100% @ 5mA
Current Transfer Ratio (Max)：600% @ 5mA
Turn On / Turn Off Time (Typ)：-
Rise / Fall Time (Typ)：3µs, 3µs
Input Type：DC
Output Type：Transistor
Voltage - Output (Max)：80V
Current - Output / Channel：80mA
Voltage - Forward (Vf) (Typ)：1.3V (Max)
Current - DC Forward (If) (Max)：50 mA
Vce Saturation (Max)：400mV
Operating Temperature：-40°C ~ 100°C
Mounting Type：Surface Mount
Package / Case：4-SMD, Gull Wing
Supplier Device Package：4-SMD

Transistor, Photovoltaic Output Optoisolators datasheet and documents for HMA121F

HMA121F

Transistor, Photovoltaic Output Optoisolators Overview

The HMA121F 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 power dissipation of 150 mW. The device provides 3750 Vrms isolation voltage between input and output. It supports a forward current of 50 mA with a typical forward voltage of 1.3 V. The unit weight is 90 mg.

Transistor, Photovoltaic Output Optoisolators Feature Summary

Provides high-voltage electrical isolation for signal transmission
Utilizes an NPN phototransistor for reliable switching applications
Designed for surface-mount integration in compact circuits

Transistor, Photovoltaic Output Optoisolators Applications

General-purpose signal isolation
Industrial control systems
Power supply feedback loops

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm RoHS compliance details via official documentation. Check for specific lot traceability requirements if applicable to your manufacturing process. Ensure storage conditions meet semiconductor handling standards to maintain performance integrity before assembly.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Consider the 3750 Vrms isolation rating when designing for high-voltage separation needs. Evaluate the 80 V collector-emitter voltage limit against load requirements. Assess thermal management capabilities given the 150 mW power dissipation constraint. Verify compatibility with SMD-4 packaging constraints during PCB layout planning.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the transistor output optocoupler category from onsemi. It shares family characteristics with similar devices like the HMA121E and HMA121CR4V. These variants typically offer comparable isolation voltages and output configurations while differing in packaging or current transfer ratio specifications.