TPS79333DBVRG4 - Texas Instruments

Manufacturer Part Number

TPS79333DBVRG4

Manufacturer

Texas Instruments

Introduction

The TPS79333DBVRG4 is a low-dropout linear regulator designed for power-sensitive applications, providing a fixed 3.3V output.

Product Features and Performance

Positive Output Configuration

Fixed Output Type

Single Regulator

Low Voltage Dropout (Max 0.18V @ 200mA)

Current Output of 200mA

Quiescent Current (Iq) of 220 µA

Power Supply Rejection Ratio (PSRR): 70dB ~ 43dB across 100Hz to 100kHz

Control Feature: Enable

Protection Features: Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)

Product Advantages

High PSRR for good noise rejection

Low quiescent current for power efficiency

Multiple built-in protection features to ensure device safety

High operating temperature range

Key Technical Parameters

Voltage - Input (Max): 5.5V

Voltage - Output (Min/Fixed): 3.3V

Current - Output: 200mA

Voltage Dropout (Max): 0.18V

Quiescent Current (Iq): 220 µA

PSRR: 70dB ~ 43dB

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Reverse Polarity Protection

Under Voltage Lockout (UVLO)

Compatibility

Operating Temperature: -40°C ~ 150°C

Mounting Type: Surface Mount

Package / Case: SC-74A, SOT-753

Application Areas

Ideal for power-sensitive applications such as portable and battery-powered devices

Product Lifecycle

Discontinued at Digi-Key

Check for availability of replacements or upgrades

Several Key Reasons to Choose This Product

Fixed 3.3V output suitable for a variety of applications

High PSRR for stable operation in noisy environments

Low dropout voltage for better performance in low input voltage scenarios

Comprehensive set of protection features for device reliability

Supports a wide range of operating temperatures, making it versatile for different environmental conditions

Surface-mount package favorable for compact PCB designs