IR3822MTRPBF

Voltage Regulators - DC DC Switching Regulators Overview

The IR3822MTRPBF is a highly integrated synchronous buck regulator from Infineon Technologies, designed for wide-input voltage applications ranging from 2.5V to 21V. It delivers a continuous output current of 4A with adjustable output voltages starting from 0.6V. The device operates within a switching frequency range of 300kHz to 1.2MHz and supports positive single-output configurations. It features an internal LDO bias supply and includes comprehensive protection mechanisms such as overvoltage, overcurrent, and thermal shutdown. The component is housed in a compact 15-PowerVQFN package suitable for surface-mount installation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Highly integrated synchronous buck topology with internal LDO bias
• Wide input voltage range supporting diverse power sources
• Integrated protection against overvoltage, overcurrent, and thermal events

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for industrial equipment
• Power distribution systems for networking infrastructure
• Embedded computing platforms requiring efficient DC-DC conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required packaging formats, such as cut tape or reel quantities. Confirm that the selected variant meets RoHS compliance standards if environmental regulations apply to your assembly process. Cross-reference the manufacturer datasheet version to validate latest electrical characteristics before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range up to 21V is required alongside moderate 4A output current capabilities. Consider the 15-PowerVQFN package for space-constrained designs needing efficient thermal performance. Ensure the application benefits from the integrated protection features to simplify system-level safety requirements without additional external circuitry.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to Infineon’s SupIRBuck family of highly integrated power management ICs. These regulators are engineered to minimize external component count while maintaining high efficiency across various load conditions. The series targets applications demanding reliable DC-DC conversion in compact form factors, serving as a core solution for modern electronic power distribution architectures.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Public documentation indicates the IR3822MTRPBF is obsolete. Verify availability of direct substitutes through official Infineon channels. Do not assume functional equivalence with other models without consulting updated datasheets and pin-to-pin compatibility matrices provided by the manufacturer.