IR3822MTR1PBF

Voltage Regulators - DC DC Switching Regulators Overview

The IR3822MTR1PBF is a synchronous buck switching regulator IC from Infineon Technologies, part of the SupIRBuck series. It provides a single positive adjustable output ranging from 0.6V to 18.06V with a maximum output current of 4A. The device operates with an input voltage range of 5.5V to 21V and supports a switching frequency between 300kHz and 1.5MHz. It features a 15-PowerVFQFN (5x6mm) package and is rated for junction temperatures from -40°C to 125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous rectification for high efficiency in compact designs
• Adjustable switching frequency allows optimization for size or performance
• Built-in protection mechanisms including over-current and thermal shutdown

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded systems
• Power supply stages for industrial equipment
• Telecommunications infrastructure power distribution

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify component authenticity through authorized distributors. Confirm package integrity upon receipt as moisture sensitivity requires proper handling. Check datasheet revisions for any updates to electrical characteristics or pin configurations before finalizing design integration.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact, high-efficiency solution is required for moderate current loads up to 4A. Ensure the input voltage stays within the 5.5V to 21V range. Consider the 15-PowerVFQFN footprint constraints during PCB layout planning.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to Infineon's SupIRBuck family, designed for space-constrained applications requiring high power density. It integrates power switches and control logic into a small form factor, simplifying design compared to discrete solutions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct pin-compatible alternatives within the same manufacturer portfolio if availability is constrained. Verify that substitute parts maintain identical output current capabilities and thermal performance specifications.