TPS72301QDBVRQ1 - Texas Instruments

Manufacturer Part Number

TPS72301QDBVRQ1

Manufacturer

Texas Instruments

Introduction

Automotive-grade low-dropout regulator designed for power-sensitive applications

Product Features and Performance

Negative adjustable output voltage

Low dropout voltage of 0.5V at 200mA load

Low quiescent current of 200 µA

Supports up to 200mA output current

High PSRR of 65dB at 1kHz and 48dB at 10kHz

Enable pin for on/off control

Product Advantages

Optimized for automotive applications

High Power Supply Rejection Ratio (PSRR) for noise-sensitive circuits

Low dropout feature enables full functionality even with low headroom

Key Technical Parameters

Input Voltage (Max): -10V

Output Voltage (Min/Fixed): -1.2V

Output Voltage (Max): -10V

Voltage Dropout (Max): 0.5V @ 200mA

Current - Output: 200mA

Quiescent Current (Iq): 200 µA

Supply Current (Max): 500 µA

Control Features: Enable

Protection Features: Over Current, Over Temperature, Short Circuit

Quality and Safety Features

Automotive-grade reliability

AEC-Q100 qualification signifies robustness for automotive applications

Protection against common faults like overcurrent and short circuits

Compatibility

Compatible with surface mount technology

SOT-23-5 package integrates easily into various PCB designs

Application Areas

Automotive electronics

Power-sensitive applications requiring low voltage drop

Noise-sensitive circuits

Product Lifecycle

Active product status

Long-term availability for automotive and industrial markets

Several Key Reasons to Choose This Product

Robust automotive qualification (AEC-Q100)

Low dropout voltage enables use in low headroom applications

High PSRR for improved performance in noisy environments

Comprehensive protection features enhance circuit safety

Low quiescent current to conserve power in standby modes

Adjustable output for design flexibility