TPS736125DRBT - Texas Instruments

Manufacturer Part Number

TPS736125DRBT

Manufacturer

Texas Instruments

Introduction

The TPS736125DRBT is a Low Drop Out (LDO) regulator designed for Power Management applications, offering fixed output from an input voltage up to 5.5V.

Product Features and Performance

Positive output configuration

Fixed output type

Single regulator integration

Maximum Voltage Input: 5.5V

Fixed Output Voltage: 1.25V

Maximum Drop Voltage: 0.2V @ 400mA

Output Current: 400mA

Quiescent Current: 550 µA

Supply Maximum Current: 1 mA

Power Supply Rejection Ratio: 58dB ~ 37dB at 100Hz ~ 10kHz

Control features include Enable function

Product Advantages

High efficiency with low dropout voltage

Minimal quiescent current enhances power saving

Over Current, Over Temperature, and Reverse Polarity protection for increased safety and durability

Key Technical Parameters

Input Voltage (Max): 5.5V

Output Voltage (Min/Fixed): 1.25V

Dropout Voltage (Max): 0.2V @ 400mA

Output Current: 400mA

Quiescent Current (Iq): 550 µA

Supply Current (Max): 1 mA

Power Supply Rejection Ratio (PSRR): 58dB ~ 37dB (100Hz ~ 10kHz)

Quality and Safety Features

Over Current protection

Over Temperature protection

Reverse Polarity protection

Compatibility

Compatible with applications requiring up to 5.5V input and 1.25V fixed output

Mounting Type: Surface Mount; Package: 8-VDFN Exposed Pad, 8-SON (3x3)

Application Areas

Utilized in diverse electronics requiring stable, low voltage power supply such as microcontrollers and other digital logic circuits.

Product Lifecycle

Currently listed as Obsolete, suggesting nearing end of production with limited product support or replacements.

Several Key Reasons to Choose This Product

High reliability and performance in managing low dropout voltage

Robust protection features securing circuit safety

Low quiescent current contributing to better overall efficiency of the system

Optimized for applications requiring precision low voltage supply

Small form factor and surface mount compatibility ensures easy implementation in compact designs