STK621-043A-E

$17.93

Description：IC HALF BRIDGE DRIVER 20A 23SIP
Series：-
Mfr：onsemi
Package：Tube,Tube

SKU:a08eb6f4c522 Category: Full Half-Bridge (H Bridge) Drivers Brand: onsemi

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Product introduction

STK621-043A-E is listed in the Full Half-Bridge (H Bridge) Drivers range at ChipApex. The manufacturer field lists onsemi. Its product description is IC HALF BRIDGE DRIVER 20A 23SIP. Review the specifications below when checking this part for your BOM.

Full Half-Bridge (H Bridge) Drivers specifications for STK621-043A-E

Description：IC HALF BRIDGE DRIVER 20A 23SIP
Series：-
Mfr：onsemi
Package：Tube,Tube
Output Configuration：Half Bridge (3)
Applications：AC Motors
Interface：Logic
Load Type：Inductive
Technology：IGBT
Rds On (Typ)：-
Current - Output / Channel：20A
Current - Peak Output：40A
Voltage - Supply：12.5V ~ 17.5V
Voltage - Load：400V (Max)
Operating Temperature：-20°C ~ 150°C (TJ)
Features：Auto Restart, Bootstrap Circuit, Status Flag
Fault Protection：Current Limiting, UVLO
Mounting Type：Through Hole
Package / Case：23-SIP, 19 Leads, Formed Leads
Supplier Device Package：23-SIP
Grade：-
Qualification：-

Full Half-Bridge (H Bridge) Drivers datasheet and documents for STK621-043A-E

STK621-043A-E

Full Half-Bridge (H Bridge) Drivers Overview

The STK621-043A-E is a three-phase inverter motor drive hybrid IC from the STK621-000 series, manufactured by onsemi. It integrates an IGBT power main circuit block, FRD, pre-driver, and protection circuits into a single package. The device supports direct connection to microcontrollers via CMOS-level inputs without requiring optical isolation. It features built-in thermal shutdown, overcurrent protection, and under-voltage lockout for the pre-driver supply.

Full Half-Bridge (H Bridge) Drivers Feature Summary

Integrates IGBTs, FRDs, pre-drivers, and protection circuits
CMOS-compatible input signals eliminate need for insulating circuits
Built-in thermal, overcurrent, and under-voltage protection

Full Half-Bridge (H Bridge) Drivers Applications

Three-phase compressor motor drivers
Inverter systems
Air conditioning units

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the manufacturer designation as onsemi or Sanyo Semiconductor, reflecting corporate history. Confirm the specific suffix 'A-E' matches the required pinout and thermal characteristics. Ensure the datasheet corresponds to the STK621-000 series specifications for voltage ratings and package dimensions before integration.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component for applications requiring integrated three-phase inversion with simplified control interfaces. It is suitable where direct microcontroller interfacing without optocouplers is preferred. Verify that the system voltage and current requirements align with the IGBT ratings specified in the official datasheet.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the STK621-000 series of three-phase inverter hybrid ICs. These modules are designed to simplify inverter design by combining power and control functions. The series typically utilizes SIP packages for compact mounting in industrial and consumer appliances.