IR3550MTRPBF

Full Half-Bridge (H Bridge) Drivers Overview

The IR3550MTRPBF is a half-bridge driver integrated circuit from Infineon Technologies, designed for synchronous buck converters and voltage regulators. It features a 60A output current capability per channel and operates within a supply voltage range of 4.5V to 7V. The device utilizes PowerMOSFET technology and is housed in a compact 32-PQFN (6x6) package. Key electrical specifications include a peak output current of 90A and an operating junction temperature range from -40°C to 125°C. It supports PWM interface control and includes built-in bootstrap circuitry.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates half-bridge driver functionality with synchronous buck converter capabilities
• Includes self-bootstrap circuitry for high-side gate drive
• Provides diode emulation and status flag outputs
• Features comprehensive fault protection including over-temperature, shoot-through, and UVLO

Full Half-Bridge (H Bridge) Drivers Applications

• Synchronous buck converters
• Voltage regulator modules
• Power management systems requiring half-bridge control

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify component authenticity through authorized Infineon distributors or certified partners. Confirm the specific package marking and lot code against official datasheet references. Ensure storage conditions comply with moisture sensitivity level requirements prior to soldering. Review the latest product discontinuation notifications as this item may be subject to end-of-life status changes.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component for applications requiring a dedicated half-bridge driver with integrated power MOSFET characteristics. Consider the 32-PQFN package size for space-constrained designs. Evaluate the 60A continuous and 90A peak current ratings against load requirements. Ensure the control signal interface matches the PWM input specification and that thermal management supports the 125°C junction temperature limit.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to the PowIRstage series by Infineon Technologies, which combines gate drivers with power stages. It is categorized under PMIC Half-Bridge Drivers. The manufacturer identifies it as a solution for efficient power conversion in industrial and computing applications. The component is distinct from general-purpose logic drivers due to its integrated power handling capabilities.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative components based on pinout, voltage ratings, and current capabilities. Consult Infineon technical support for updated replacement recommendations if this part is discontinued.