STK57FU391A-E

Full Half-Bridge (H Bridge) Drivers Overview

The STK57FU391A-E is a three-phase inverter module manufactured by onsemi, designed for motor and motion control applications. It operates with a maximum supply voltage of 15 V and supports an output current of 15 A per channel. The device functions at a working frequency of 30 kHz and handles power dissipation up to 48 W. It is rated for operation between -20°C and +85°C. The component utilizes a SIP-35 through-hole package.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates a three-phase PFC inverter topology within a single module
• Provides half-bridge driver configuration for IGBT-based AC motor control
• Engineered for high-voltage inductive load switching applications

Full Half-Bridge (H Bridge) Drivers Applications

• Three-phase AC motor drive systems
• Industrial motion control circuits
• Brushed DC motor driver implementations

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the obsolete status of this component before design finalization. Confirm availability through authorized distributors or secondary markets. Ensure the SIP-35 package footprint matches the target PCB layout. Validate thermal management requirements against the 48 W power dissipation rating. Check RoHS compliance documentation for specific manufacturing dates.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this module when a compact three-phase inverter solution is required for industrial motor drives. The SIP-35 package facilitates through-hole mounting for robust mechanical connections. Consider the 15 A output current capability and 30 kHz operating frequency for suitable application bandwidth. Evaluate thermal constraints given the 48 W dissipation limit in enclosed environments.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the STK series of intelligent power modules from onsemi. These modules typically integrate drivers and power switches for motor control. The STK57FU391A-E specifically targets three-phase inverter applications. It represents a legacy component in the manufacturer's portfolio for industrial automation.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Public confirmed substitute part numbers are not available in verified sources. Due to the end-of-life status, direct pin-to-pin replacements may require schematic redesign. Consult onsemi technical support for potential modern equivalents.