TPS78225DDCR - Texas Instruments

Manufacturer Part Number

TPS78225DDCR

Manufacturer

Texas Instruments

Introduction

Low Dropout Regulator designed for power-sensitive applications

Product Features and Performance

Fixed 2.5V Output Voltage

Maximum Input Voltage of 5.5V

Low Dropout Voltage: 0.25V at 150mA load

Output Current Capability: 150mA

Quiescent Current: 1.3 µA

Maximum Supply Current: 8 µA

Excellent PSRR: 40dB ~ 15dB from 10Hz to 1kHz

Enable Control Feature for Power Management

Product Advantages

High-efficiency with low quiescent current enhances battery life

Small form factor for space-constrained applications

Stable with low equivalent series resistance (ESR) capacitors

Key Technical Parameters

Input Voltage (Max): 5.5V

Output Voltage (Min/Fixed): 2.5V

Voltage Dropout (Max): 0.25V

Current - Output: 150mA

Current - Quiescent (Iq): 1.3 µA

PSRR: 40dB ~ 15dB over frequency range

Quality and Safety Features

Built-in Over Current Protection

Over Temperature Protection

Reverse Polarity Protection

Compatibility

Compatible with various microcontrollers and digital ICs

Suitable for use with SOT-23-5 Thin, TSOT-23-5 packages

Can be used with low-ESR ceramic capacitors

Application Areas

Battery-powered devices

Portable electronics

Wireless and RF systems

Healthcare and medical instruments

Product Lifecycle

Currently Active

Not reported as nearing discontinuation

Replacements or upgrades may be available as newer technologies emerge

Several Key Reasons to Choose This Product

High power supply rejection ratio maintains stable output despite fluctuations

Ultra-low quiescent current extends battery life for portable electronics

Robust safety features protect against common power irregularities

Enables efficient power management with enable control feature

Broad operating temperature range of -40°C to 125°C suitable for industrial applications

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