TPS79433DGNT - Texas Instruments

Manufacturer Part Number

TPS79433DGNT

Manufacturer

Texas Instruments

Introduction

The TPS79433DGNT is a low dropout (LDO) linear voltage regulator designed for power-sensitive applications, providing a stable and efficient voltage supply.

Product Features and Performance

Fixed output voltage of 3.3V with high accuracy

Low dropout voltage of 0.2V at 250mA load, ensuring efficient operation close to the input voltage

Output current capability of 250mA suitable for a variety of applications

Low quiescent current of 220µA, optimizing power consumption in idle mode

High PSRR (Power Supply Rejection Ratio) of 65dB to 40dB across a frequency range of 100Hz to 100kHz, ensuring stable output despite variations in input voltage

Includes an enable feature for power management flexibility

Comprehensive protection features including overcurrent, overtemperature, reverse polarity, and under-voltage lockout (UVLO), enhancing product reliability and safety

Product Advantages

High-efficiency voltage regulation and power saving

Minimal power loss due to the low dropout feature

Enhanced safety and reliability through robust protection features

Suitable for battery-powered devices due to low quiescent current

Easy to integrate into various designs with its small package size

Key Technical Parameters

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 3.3V

Current Output: 250mA

Voltage Dropout (Max): 0.2V @ 250mA

Current Quiescent (Iq): 220 µA

PSRR: 65dB ~ 40dB (100Hz ~ 100kHz)

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Overcurrent protection

Overtemperature protection

Reverse polarity protection

Under-voltage lockout (UVLO)

Compatibility

Surface Mount technology for broad PCB compatibility

Standard 8-TSSOP, 8-MSOP package for easy integration

Application Areas

Battery-powered devices

Portable electronics

IoT devices

Medical devices

Low power industrial applications

Product Lifecycle

Designated as Last Time Buy, indicating it is nearing discontinuation

Customers should consider securing stock or discussing replacements/upgrades

Several Key Reasons to Choose This Product

High efficiency and reliability for sensitive applications

Low power consumption enhancing battery life

Compact and easy to integrate into diverse designs

Robust safety features ensuring product longevity and reliability

Support from Texas Instruments regarding product lifecycle management