STK551U392A-E

Full Half-Bridge (H Bridge) Drivers Overview

The onsemi STK551U392A-E is an Intelligent Power Module (IPM) designed for three-phase AC induction motor control. It integrates IGBT power switches with a dedicated driver IC in a single SIP-29 package. The module supports a maximum collector-emitter voltage of 600 V and delivers up to 20 A output current, with a peak IGBT collector current of 15 A. Operating frequencies reach 20 kHz, while the logic supply operates between 13.5 V and 16.5 V. It features 2000 Vrms isolation and functions within a temperature range of -40 °C to +100 °C.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates three-phase IGBT power stage with gate driver circuitry
• Provides high-voltage electrical isolation between control and power sections
• Includes built-in protection mechanisms against overcurrent and undervoltage conditions

Full Half-Bridge (H Bridge) Drivers Applications

• Three-phase AC induction motor drives
• Fan and blower speed control systems
• Industrial motion control applications

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the exact part number suffix against official onsemi documentation to confirm specific thermal or packaging variants. Ensure the design accommodates the required 29-pin through-hole mounting and adequate heat dissipation for the SIP package. Confirm that the input logic levels match the specified operating voltage range before integration.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when a compact, integrated solution for three-phase motor driving is required. It eliminates the need for discrete gate drivers and external bootstrap circuits. Consider the 600 V rating and 20 A continuous current capability against load requirements. Verify that the system can provide the necessary isolated DC link voltage and logic supply rails.

Full Half-Bridge (H Bridge) Drivers Part Context

This device belongs to the STK551 series of Intelligent Power Modules from onsemi. These modules are engineered to simplify the design of motor control systems by combining power switching elements with intelligent drive electronics. The series targets applications requiring reliable, high-density power conversion for AC motors.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Consult official cross-reference guides for verified substitutes. Ensure any replacement maintains compatible pinout, voltage ratings, and thermal characteristics.