IR3823AMTRPBFXUMA1

Voltage Regulators - DC DC Switching Regulators Overview

The IR3823AMTRPBFXUMA1 is a single-phase synchronous buck switching regulator from Infineon Technologies, designed for point-of-load applications. It integrates high-side and low-side MOSFET drivers with control logic to regulate output voltage efficiently. The device supports input voltages ranging from 1.5 V to 16 V and delivers up to 30 A of output current. It features an adjustable switching frequency between 150 kHz and 1.5 MHz, allowing optimization for size and efficiency. The controller includes comprehensive protection mechanisms such as over-current protection, thermal shutdown, and undervoltage lockout to ensure reliable operation under varying load conditions.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates synchronous buck converter topology with internal driver stages for high-efficiency power conversion
• Supports wide input voltage range suitable for various bus voltage architectures
• Features programmable switching frequency to balance performance and component size
• Includes built-in protection circuits for enhanced system reliability

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation in server and storage systems
• Graphics processing unit (GPU) power delivery
• Central processing unit (CPU) core voltage regulation
• Telecommunications base station power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including suffixes against official Infineon documentation to ensure correct package and temperature grade. Confirm availability status as distribution channels may list obsolete or end-of-life variants. Check RoHS compliance details directly from the manufacturer datasheet. Ensure handling procedures account for moisture sensitivity classification during assembly.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a single-phase solution is required for moderate current loads up to 30 A. Consider the adjustable frequency range for optimizing external inductor and capacitor sizes. Evaluate thermal performance requirements based on the PQFN-26 package capabilities. Compare against multi-phase alternatives if higher current density or ripple cancellation is needed.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the IR38xxx series of synchronous buck regulators from Infineon. It is related to other models like the IR38263 which shares similar architectural features but may differ in specific electrical parameters or integration levels. The series targets high-performance computing and communication infrastructure markets requiring efficient DC-DC conversion.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct pin-to-pin replacements within the IR38xxx family. Verify compatibility with existing PCB layouts and control loop compensation networks. Ensure substitute parts meet the same input/output voltage and current specifications.