IR53HD420

Full Half-Bridge (H Bridge) Drivers Overview

The IR53HD420 is a self-oscillating half-bridge circuit designed for high-voltage, high-speed applications. It integrates proprietary HVIC and latch-immune CMOS technologies to provide complete gate drive functionality. The device supports a supply voltage range of 10V to 15.6V and can handle load voltages up to 500V maximum. It features an output current capability of 850mA and is housed in a 9-SIP package with 7 leads.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Self-oscillating half-bridge topology eliminates the need for external oscillator components
• Integrates proprietary HVIC technology for robust high-voltage operation
• Features latch-immune CMOS design to prevent functional failure under transient conditions

Full Half-Bridge (H Bridge) Drivers Applications

• High-efficiency offline AC/DC converters
• Isolated flyback power supplies
• Industrial power conversion systems

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify component authenticity through authorized Infineon distributors or certified partners. Confirm that the specific suffix matches the required package variant. Check for end-of-life status as some listings indicate discontinuation. Ensure storage and handling procedures comply with moisture sensitivity levels defined in the official datasheet to maintain reliability.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component when a compact, integrated solution for self-oscillating half-bridge topologies is required. It is suitable for designs needing high voltage isolation and latch immunity without complex external control logic. Consider the 9-SIP package constraints and thermal requirements relative to the 850mA output drive capability for the specific PCB layout.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to Infineon's family of high-voltage ICs combining power MOSFETs with driver circuits. It is distinct from standard low-voltage drivers by its integrated high-side and low-side capabilities within a single package. The series is engineered for cost-effective power conversion solutions where board space and component count are critical factors.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing circuit parameters before considering alternative manufacturers.