TPS74601PQWDRBRQ1

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The TPS74601PQWDRBRQ1 is a Texas Instruments automotive-grade adjustable low-dropout linear regulator. It delivers a maximum output current of 1A with an input voltage range from 1.5V to 6V. The device supports an adjustable output voltage between 0.55V and 5.5V. Key electrical specifications include a typical quiescent current of 36µA, power supply rejection ratio ranging from 53dB at 1kHz to 30dB at 1MHz, and a maximum dropout voltage of 1.09V at full load. It operates within a temperature range of -40°C to +125°C.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliability in vehicle environments
• Integrated power good indicator output for monitoring regulated voltage status
• Capable of maintaining stability when used with small-size ceramic output capacitors
• Includes comprehensive protection mechanisms against overcurrent, thermal overload, and undervoltage lockout

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Power distribution networks in automotive electronic control units
• Voltage regulation for infotainment system components
• Supply conditioning for body control modules
• Sensor interface circuits requiring stable low-noise power rails

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the complete part number including suffixes to ensure correct package type and tape-and-reel configuration. Confirm that the specific revision matches the design requirements for automotive grade compliance. Check datasheet updates for any pinout or electrical characteristic changes before finalizing procurement orders.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a high-current 1A LDO is required for automotive applications with strict size constraints. The adjustable output allows flexibility for various voltage rails compared to fixed versions. Ensure the application utilizes ceramic capacitors compatible with the device's stability requirements to minimize board space.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This device belongs to the TPS746-Q1 family of ultra-low noise, high-accuracy LDOs designed for demanding automotive systems. It shares architectural similarities with other members like the TPS74601PBQWDRVRQ1 but differs in package options and specific electrical tolerances. The family emphasizes low quiescent current and high PSRR for sensitive analog loads.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

The TPS74601PBQWDRVRQ1 serves as a functional alternative offering identical electrical performance in a smaller 6-pin WSON package.