LT1129CS8-5#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LT1129CS8-5#TRPBF

Manufacturer

Analog Devices

Introduction

The LT1129CS8-5#TRPBF is a low dropout (LDO) linear voltage regulator, optimized for power management applications requiring a fixed 5V output.

Product Features and Performance

Fixed 5V output

Max input voltage of 30V

Low dropout voltage of 0.7V at 700mA

Output current capability of 700mA

Quiescent current of 70 µA

Maximum supply current of 90 mA

Power supply rejection ratio (PSRR) of 64dB at 120Hz

Integrated features for enabling control

Over-temperature and reverse polarity protection

Product Advantages

High efficiency due to low dropout voltage

Minimal power loss and heat generation

Reliable operation with built-in protection features

Low quiescent current enhances battery life in portable applications

Key Technical Parameters

Output Type: Fixed

Voltage Input (Max): 30V

Voltage Output (Min/Fixed): 5V

Voltage Dropout (Max): 0.7V @ 700mA

Current Output: 700mA

Current Quiescent (Iq): 70 µA

PSRR: 64dB (120Hz)

Quality and Safety Features

Over-temperature protection ensures safe operation in high-temperature conditions

Reverse polarity protection prevents damage from incorrect power connections

Compatibility

Compatible with a variety of electronic circuits requiring a stable 5V supply

Surface mount package (8-SOIC) facilitates integration into compact PCB layouts

Application Areas

Portable electronic devices

Consumer electronics

Industrial control systems

Telecommunication equipment

Product Lifecycle

Status: Active

Not nearing discontinuation; replacements or upgrades are currently unnecessary

Several Key Reasons to Choose This Product

Reliable performance with a stable 5V output

Low dropout enhances efficiency, suitable for battery-powered applications

Robust protection features ensure long-term reliability

Compact SOIC package allows for efficient use of PCB space

Low quiescent current ideal for power-sensitive applications