LD1117S25CTR - STMicroelectronics

Manufacturer Part Number

LD1117S25CTR

Manufacturer

STMicroelectronics

Introduction

The LD1117S25CTR is a linear low drop-out (LDO) voltage regulator designed for power management in various electronic devices.

Product Features and Performance

Fixed 2.5V Output Voltage

Supports up to 800mA Output Current

Low Dropout Voltage of 1.3V at 800mA load

High PSRR of 75dB at 120Hz

Output Configuration: Positive

Single Regulator Integration

Product Advantages

Stable Voltage Regulation

High-efficiency Performance

Low Quiescent Current of 10mA

High Power Supply Rejection Ratio

Over Current and Over Temperature Protection

Key Technical Parameters

Voltage - Input (Max): 15V

Voltage - Output (Min/Fixed): 2.5V

Voltage Dropout (Max): 1.3V @ 800mA

Current - Output: 800mA

Current - Quiescent (Iq): 10mA

Quality and Safety Features

Built-in Over Current and Over Temperature Protection

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

Compatibility

Surface Mount Package: TO-261-4, TO-261AA

Compatible with SOT-223 form factor applications

Application Areas

Consumer Electronics

Telecommunications

Computer Systems

Battery-Powered Devices

Industrial Equipment

Product Lifecycle

Active Product Status

Not indicated as nearing discontinuation

Alternatives and upgrades should be checked with STMicroelectronics for future planning

Several Key Reasons to Choose This Product

Reliable Voltage Regulation for sensitive electronics

Suitable for power-sensitive applications due to low quiescent current

Enhanced protection mechanisms for long-term reliability

Broad compatibility with various circuits and systems

Suitable for high-performance applications with stringent power requirements

High PSRR ensures stable operation against supply noise