TPS79933YZUR - Texas Instruments

Manufacturer Part Number

TPS79933YZUR

Manufacturer

Texas Instruments

Introduction

The TPS79933YZUR is a high-performance, low-dropout linear voltage regulator designed for power-sensitive applications. It is part of Texas Instruments' extensive power management integrated circuits (PMIC) lineup, focusing on delivering stable and efficient low-voltage power supply.

Product Features and Performance

Provides a fixed output voltage of 3.3V, suitable for many digital and analog circuits.

Supports input voltages up to 6.5V, enabling flexibility in various power supply configurations.

Low dropout voltage of 0.16V at 200mA load improves efficiency and allows operation close to the input voltage.

Output current capability of 200mA, suitable for a range of low-power applications.

Ultra-low quiescent current of 60µA, optimizing battery life in portable devices.

Excellent Power Supply Rejection Ratio (PSRR) of 70dB to 38dB across frequencies from 100Hz to 100kHz ensures stable output under varying input conditions.

Features include enable control for power saving, comprehensive protection against overcurrent, over-temperature, reverse polarity, and under-voltage lockout (UVLO) for reliability and safety.

Product Advantages

High efficiency at low dropout, making it ideal for battery-operated devices.

Ultra-low quiescent current enhances the battery life of portable applications.

Robust protection features ensure longevity and stable operation under adverse conditions.

Small package size (5-DSBGA) enables integration into compact system designs.

Key Technical Parameters

Voltage Input (Max): 6.5V

Voltage Output (Min/Fixed): 3.3V

Voltage Dropout (Max): 0.16V @ 200mA

Current Output: 200mA

Current Quiescent (Iq): 60µA

PSRR: 70dB ~ 38dB (100Hz ~ 100kHz)

Operating Temperature: -40°C to +125°C

Quality and Safety Features

Overcurrent protection

Overtemperature protection

Reverse polarity protection

Under Voltage Lockout (UVLO)

Compatibility

Designed for universal use in power-sensitive applications, the TPS79933YZUR is compatible with a wide range of microcontrollers, sensors, and other digital or analog loads requiring a stable 3.3V supply.

Application Areas

Ideal for battery-powered devices, IoT endpoints, portable medical equipment, and any other power-sensitive applications requiring reliable, efficient low-voltage supply.

Product Lifecycle

This product is currently active and not nearing discontinuation. Replacements or upgrades are available, ensuring long-term availability and support.

Several Key Reasons to Choose This Product

Efficient power regulation with low dropout for extended battery life.

Ultra-low quiescent current beneficial for power-sensitive applications.

Compact size suitable for space-constrained designs.

Comprehensive protection features ensure reliability and safety.

Supported by Texas Instruments, a leader in semiconductor solutions, providing assurance of quality and support.