STK57FU394AG-E

Full Half-Bridge (H Bridge) Drivers Overview

The STK57FU394AG-E is a bipolar half-bridge motor driver module manufactured by onsemi. It features three independent output channels designed for inductive loads, supporting an operating supply voltage range of 12.5 V to 17 V and a maximum load voltage of 400 V. The device delivers a continuous output current of 15 A per channel with a peak output capability of 30 A. It operates within a junction temperature range up to 150°C and utilizes a 35-pin SIP package with formed leads for through-hole mounting.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates three half-bridge output stages for multi-phase or complex motor control applications
• Engineered for high-voltage inductive load switching with robust bipolar technology
• Supports extended thermal operation suitable for demanding automotive environments

Full Half-Bridge (H Bridge) Drivers Applications

• AC motor drive systems
• Automotive ignition controllers
• Industrial motion control circuits

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific suffix 'AG' against official onsemi documentation to confirm pinout and electrical specifications match the standard STK57FU394A series. Ensure the component source is authorized to guarantee authenticity and traceability. Confirm that the 35-SIP package dimensions align with the target PCB layout requirements before finalizing procurement.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when designing systems requiring three isolated half-bridge outputs driven by a single low-voltage logic supply. The 400 V load rating makes it suitable for high-side switching in automotive or industrial AC motor applications. Consider the 150°C junction temperature limit for thermal management strategies in enclosed enclosures.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the STK series of intelligent power modules from onsemi, historically associated with automotive and industrial motor control solutions. These modules typically integrate power switches and drivers into a single compact package to reduce board space and simplify design complexity for high-power applications.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Consult official cross-reference lists for direct replacements. Verify compatibility regarding pin configuration, thermal resistance, and electrical ratings if substituting with other STK series variants or competitor half-bridge modules.