TPS79928DRVR - Texas Instruments

Manufacturer Part Number

TPS79928DRVR

Manufacturer

Texas Instruments

Introduction

The TPS79928DRVR is a fixed-output, low-dropout (LDO) linear voltage regulator designed to ensure stable and reliable power supply with its high power supply rejection ratio (PSRR) and low quiescent current.

Product Features and Performance

Single positive output configuration

Fixed 2.8V output voltage

Supports input voltage up to 6.5V

Maximum 200mA output current

Ultra-low dropout voltage of 0.18V at 200mA load

PSRR of 70dB at 100Hz to 38dB at 100kHz, ensuring good noise filtering

Small 6-WDFN exposed pad package for compact designs

Product Advantages

High PSRR ensures supply noise minimization for sensitive applications

Low quiescent current enhances power efficiency, especially in battery-operated devices

Over-current, over-temperature, and reverse polarity protections, along with under-voltage lockout, enhance device reliability and safety

Key Technical Parameters

Voltage Input (Max): 6.5V

Voltage Output (Min/Fixed): 2.8V

Current Output: 200mA

Voltage Dropout (Max): 0.18V @ 200mA

Current Quiescent (Iq): 60 µA

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

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Over-current protection

Over-temperature protection

Reverse polarity protection

Under Voltage Lockout (UVLO)

Compatibility

Surface mount technology suits modern PCB designs

Compatible with various digital and analog circuits needing a 2.8V supply

Application Areas

Battery-powered devices

Portable and wireless devices

Healthcare and medical instruments

Telecommunications

Product Lifecycle

Currently in active production

Not nearing discontinuation

Replacements or upgrades available

Several Key Reasons to Choose This Product

High efficiency and reliability due to low dropout and robust protection features

Excellent noise suppression capabilities suited for sensitive applications

Extended operating temperature range makes it suitable for industrial applications

Energy-saving with low quiescent current ideal for battery-driven designs

Compact package supports streamlined circuit designs