HMA121AV

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

SKU:c6b2829857fe Category: Transistor, Photovoltaic Output Optoisolators Brand: onsemi

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Product introduction

HMA121AV 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 HMA121AV

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)：300% @ 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 HMA121AV

HMA121AV

Transistor, Photovoltaic Output Optoisolators Overview

The HMA121AV 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 an insulation voltage of 3750 Vrms and supports a forward current of 50 mA with a typical forward voltage of 1.3 V. It utilizes an SMD-4 package.

Transistor, Photovoltaic Output Optoisolators Feature Summary

Provides high-voltage isolation capability for reliable signal transmission between isolated circuits.

Transistor, Photovoltaic Output Optoisolators Applications

General purpose signal isolation in electronic systems.

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify component authenticity through official manufacturer channels or authorized distributors. Confirm RoHS compliance status via the latest material composition declaration. Check for obsolescence notices as this part may be discontinued. Ensure packaging type matches design requirements before procurement.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select based on required isolation voltage and output configuration. Verify thermal management capabilities for the specified operating temperature range. Consider package compatibility with existing PCB layouts. Evaluate current transfer ratio requirements for specific circuit driving conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the HMA121 series of transistor output optocouplers from onsemi. The series is designed for general-purpose isolation applications. The manufacturer has rebranded from ON Semiconductor to onsemi. This specific variant uses an SMD-4 surface mount package.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult official manufacturer resources for potential replacements if this component is obsolete.