TPS73133DBVT - Texas Instruments

Manufacturer Part Number

TPS73133DBVT

Manufacturer

Texas Instruments

Introduction

The TPS73133DBVT is a low-dropout (LDO) linear voltage regulator designed for power-sensitive applications, ensuring stable and reliable voltage supply.

Product Features and Performance

Fixed output voltage regulator

Output Voltage: 3.3V

Max Input Voltage: 5.5V

Dropout Voltage: 0.1V at 150mA load

Output Current: 150mA

Quiescent Current: 550 µA

Maximum Supply Current: 750 µA

PSRR: 58dB to 37dB from 100Hz to 10kHz

Control Features: Enable

Protection Features: Over Current, Over Temperature, Short Circuit, Reverse Polarity

Product Advantages

Low quiescent current enhances battery life

Tight dropout voltage for improved efficiency

Robust protection features ensure long-term reliability

High PSRR minimizes power supply noise

Key Technical Parameters

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 3.3V

Current Output: 150mA

Dropout Voltage: 0.1V @ 150mA

PSRR: 58dB ~ 37dB (100Hz ~ 10kHz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Reverse Polarity Protection

Compatibility

Compatible with various microcontrollers and digital systems requiring a 3.3V supply

Fits SC-74A, SOT-753 package

Application Areas

Mobile devices

Wearable electronics

Portable medical equipment

Wireless communication devices

Product Lifecycle

Status: Active

Not nearing discontinuation

Replacements or upgrades readily available

Several Key Reasons to Choose This Product

High efficiency with low dropout voltage at lighter loads

Reliable operation in extreme temperatures from -40°C to 125°C

Small footprint suitable for compact PCB layouts

Comprehensive protection enhances device longevity

Low noise output suitable for sensitive applications such as RF systems