TPS7A1901DRBT - Texas Instruments

Manufacturer Part Number

TPS7A1901DRBT

Manufacturer

Texas Instruments

Introduction

The TPS7A1901DRBT is an adjustable, low-dropout linear regulator designed for power-sensitive applications, offering high reliability and performance.

Product Features and Performance

Adjustable output voltage from 1.5V to 18V

Maximum input voltage of 40V

Low dropout voltage of 0.45V at 400mA load

Output current capability of 450mA

Low quiescent current of 40 µA

Power Supply Rejection Ratio (PSRR) of 45dB at 100kHz

Supports enable control feature

Robust protection features including overcurrent and overtemperature protection

Product Advantages

Supports wide output voltage range for versatile applications

High efficiency with a low dropout voltage

Minimal power loss during operation

Suitable for battery-powered devices due to low quiescent current

High reliability with built-in protection features

Key Technical Parameters

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): 1.5V

Voltage Output (Max): 18V

Voltage Dropout (Max): 0.45V @ 400mA

Current Output: 450mA

Current Quiescent (Iq): 40 µA

PSRR: 45dB at 100kHz

Quality and Safety Features

Overcurrent protection

Overtemperature protection ensures device integrity under extreme conditions

Compatibility

Compatible with various electronic systems due to adjustable output voltage

Surface Mount 8-VDFN Exposed Pad package supports compact PCB designs

Application Areas

Ideal for battery-powered devices

Suitable for sensitive electronic applications requiring stable voltage regulation

Product Lifecycle

Currently active product

Not nearing discontinuation

Replacements or upgrades readily available

Several Key Reasons to Choose This Product

Versatile voltage adjustment feature suitable for a wide range of applications

High PSRR enhancing noise immunity in noise-sensitive environments

Ultra-low quiescent current beneficial for power-saving in portable devices

Comprehensive protection features enhance product reliability and safety

Supported by Texas Instruments’ reputation for high-quality semiconductor solutions