LD1117ADT18TR - STMicroelectronics

Manufacturer Part Number

LD1117ADT18TR

Manufacturer

stmicroelectronics

Introduction

The LD1117ADT18TR is a low-dropout voltage regulator designed for power management, capable of providing a fixed 1.8V output from a maximum input of 15V.

Product Features and Performance

Low dropout voltage of 1.3V at 1A output

Fixed output voltage of 1.8V

Output current capability of 1A

Low quiescent current of 10 mA

High PSRR of 80dB at 120Hz

Over current and over temperature protection

Product Advantages

Efficient power conversion with minimal dropout

Suitable for low voltage applications

Reliable under thermal and current stress

Improved power supply rejection rate ensures stable operation

Key Technical Parameters

Voltage Input (Max): 15V

Voltage Output (Min/Fixed): 1.8V

Current Output: 1A

Voltage Dropout (Max): 1.3V

Current Quiescent (Iq): 10 mA

PSRR: 80dB at 120Hz

Operating Temperature: 0°C ~ 125°C

Quality and Safety Features

Includes over current protection

Over temperature protection for safety

Built to ensure reliable operation within stated temperatures

Compatibility

Surface Mount TO-252-3, DPAK packaging for compatibility with standard PCB designs

Application Areas

Ideal for battery-operated devices

Suitable for microcontroller power supply

Telecommunication and portable devices

Product Lifecycle

Product status is active

Continuous support and availability without near-term discontinuation

Several Key Reasons to Choose This Product

High-efficiency voltage regulation for sensitive electronics

Robust protection features enhance device longevity

Low quiescent current benefits battery-operated applications

High PSRR for reduced noise in power supply

Versatile application range from consumer electronics to industrial equipment

Active product status ensures ongoing manufacturing and support