LMR50410Y3FQDBVRQ1

Voltage Regulators - DC DC Switching Regulators Overview

The LMR50410Y3FQDBVRQ1 is a SIMPLE SWITCHER synchronous buck converter from Texas Instruments, designed for wide input voltage applications. It supports an input range of 4V to 36V and delivers up to 1A load current. The device features a programmable switching frequency that allows for the use of smaller inductors, optimizing solution size. It includes a PFM mode for high efficiency at light loads and low output voltage ripple across the full load range. Integrated soft-start and compensation circuits minimize external component count.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Wide 4V to 36V input voltage range suitable for non-regulated power sources
• Integrated synchronous rectification for efficient power delivery
• Programmable switching frequency enables compact passive component selection
• Internal soft-start and compensation simplify circuit design

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial point-of-load regulation
• Automotive infotainment systems
• Battery-powered equipment power management
• General-purpose DC-DC conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix Y3FQDBVRQ1 against official Texas Instruments documentation to confirm package type, tape-and-reel specifications, and automotive qualification status. Ensure compatibility with required operating temperature ranges and pinout configurations before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range up to 36V is required alongside moderate 1A output current. Consider its integrated control loop and soft-start features for designs prioritizing minimal external component count. Evaluate thermal performance based on expected ambient conditions and PCB copper area.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LMR50410 family of SIMPLE SWITCHER converters. It shares core architecture with other variants in the series but differs in packaging, marking codes, and specific automotive qualification details indicated by the Q1 suffix. It serves as a drop-in solution for various 1A buck converter applications requiring robust input voltage tolerance.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official cross-reference guides for direct replacements. Verify electrical parameters, pin compatibility, and thermal characteristics of any substitute parts to ensure system integrity.