LE50ABD-TR - STMicroelectronics

Manufacturer Part Number

LE50ABD-TR

Manufacturer

STMicroelectronics

Introduction

The LE50ABD-TR is a low drop-out (LDO) voltage regulator part of the Power Management Integrated Circuit category, specifically designed to deliver a fixed output of 5V with a maximum input voltage of 18V. Packaged in Tape & Reel for automated assembly, it offers a stable and reliable power supply solution.

Product Features and Performance

Fixed 5V output voltage

Low drop-out voltage of 0.5V at 100mA load

Capable of supplying 100mA output current

Low quiescent current of 1 mA, maximizing battery life

Excellent Power Supply Rejection Ratio (PSRR) varying between 76dB and 60dB over 120Hz to 10kHz, ensuring stable output

Integrated control features including an Enable function

Offers protection against overcurrent and overtemperature conditions

Product Advantages

High efficiency in power conversion

Reduced power consumption due to low quiescent current

Compact 8-SOIC package, suitable for space-constrained applications

Robust thermal and overcurrent protection enhances reliability

Key Technical Parameters

Voltage Input (Max): 18V

Voltage Output (Min/Fixed): 5V

Current Output: 100mA

Current Quiescent (Iq): 1 mA

PSRR: 76dB ~ 60dB (120Hz ~ 10kHz)

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Stringent overcurrent and overtemperature protection

High reliability and stability across a wide range of operating conditions

Compatibility

Compatible with various digital and analog circuits requiring a stable 5V supply

Suitable for surface mount technology (SMT) for swift PCB assembly

Application Areas

Ideal for low power applications such as microcontrollers, low-power wireless systems, and portable devices

Widely used in industrial control, consumer electronics, and automotive systems

Product Lifecycle

Currently active and available

No reported discontinuation, ensuring long-term availability and support

Several Key Reasons to Choose This Product

High-efficiency LDO regulator from a renowned manufacturer, STMicroelectronics.

Low dropout voltage enables operation close to supply voltage, conserving energy.

The low quiescent current increases the battery life for portable devices.

Robust build and protective features ensure reliability in demanding conditions.

Broad operating temperature range makes it versatile for various environments.

Comprehensive PSRR ensures output stability against supply variations.