TPS79901DRVT - Texas Instruments

Manufacturer Part Number

TPS79901DRVT

Manufacturer

Texas Instruments

Introduction

Low dropout regulator for power-sensitive applications

Product Features and Performance

Adjustable output voltage from 1.2V to 6.5V

Supports up to 200mA output current

Low dropout voltage of 0.18V at 200mA load

Low quiescent current of 60 µA

Good power supply rejection ratio (PSRR) of 70dB at 100Hz decreasing to 38dB at 100kHz

Enabled with control features for system management

Product Advantages

High efficiency due to low dropout

Compact 6-WDFN exposed pad package

Suitable for battery-powered devices due to low Iq

Thermal and current overload protection enhances reliability

Reverse polarity and under-voltage lockout for safety

Key Technical Parameters

Input Voltage (Max): 6.5V

Output Voltage Range: 1.2V to 6.5V

Voltage Dropout (Max): 0.18V

Output Current: 200mA

Quiescent Current (Iq): 60 µA

PSRR: 70dB ~ 38dB across 100Hz to 100kHz frequencies

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

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Reverse Polarity Protection

Under Voltage Lockout (UVLO)

Compatibility

Compatible with various circuits requiring a regulated voltage supply

Surface mount compatible with existing PCB designs using 6-WSON (2x2) footprint

Application Areas

Battery-powered devices

Portable electronics

Wireless communication systems

Healthcare monitoring devices

Product Lifecycle

Active product status

Not indicated as near discontinuation

Replacements or upgrades should be checked with Texas Instruments for latest versions

Several Key Reasons to Choose This Product

Ultra-low dropout is ideal for low-voltage applications

Low quiescent current extends battery life

Wide operating temperature range suitable for industrial applications

Multiple built-in protection features ensure robustness and reliability

Adjustable output provides design flexibility

High PSRR ensures stable operation despite supply noise