LM76003RNPT

Voltage Regulators - DC DC Switching Regulators Overview

The LM76003RNPT is a synchronous step-down voltage converter manufactured by Texas Instruments. It operates with an input voltage range of 3.5 V to 60 V and delivers a maximum output current of 3.5 A. The device features an adjustable output voltage from 1 V to 57 V. Key electrical parameters include a switching frequency between 300 kHz and 2.2 MHz, a typical quiescent current of 15 uA, and a shutdown feature. It is housed in a 30-WQFN package with exposed thermal pad.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous rectification for high efficiency across load ranges
• Wide input voltage capability supporting automotive and industrial bus voltages
• Configurable switching frequency allows optimization for size or performance
• Thermal management via exposed pad design for reliable operation

Voltage Regulators - DC DC Switching Regulators Applications

• Automotive infotainment systems
• Industrial power distribution networks
• Point-of-load regulation for digital signal processors
• Battery-powered equipment requiring wide input tolerance

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'RNPT' corresponds to the tape-and-reel packaging configuration required for your assembly line. Confirm that the component meets AEC-Q100 Grade 1 qualification if deployed in automotive environments. Ensure the ordering part number matches the exact temperature rating and package variant specified in the official datasheet to avoid compatibility issues during manufacturing.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a 3.5 A output current is necessary within a compact footprint. The wide 60 V input range accommodates various supply sources without additional pre-regulation. Consider the adjustable frequency feature to minimize external passive component sizes while maintaining stability. Evaluate thermal requirements based on the WQFN-30 package capabilities under expected ambient conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the LM7600x family of synchronous buck converters designed for robust performance in demanding environments. It shares architectural similarities with the LM76002 but offers higher current capacity. The family emphasizes ease of implementation and reliability for power management applications requiring efficient voltage conversion from higher voltage rails.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM76003QRNPRQ1 is listed as a parameter-equivalent alternative. Verify pinout compatibility and qualification grades before substitution. Other family members like LM76002RNPT offer lower current ratings and may not suffice for 3.5 A loads.