STLQ50C50R - STMicroelectronics

Manufacturer Part Number

STLQ50C50R

Manufacturer

stmicroelectronics

Introduction

The STLQ50C50R is a low dropout (LDO) voltage regulator designed for power management, offering a fixed 5V output from a maximum 12V input voltage.

Product Features and Performance

Fixed 5V output voltage

Low dropout voltage of 0.7V at 50mA load

Maximum input voltage of 12V

Output current capability of 50mA

Ultra-low quiescent current of 5 µA, maximizing battery life

Max supply current of 6 µA

PSRR of 30dB at 120Hz, ensuring stable output despite input noise

Over current and over-temperature protection for safety

Operating temperature range from -40°C to 125°C

Surface mount package for compact PCB designs

Product Advantages

High efficiency at low loads due to ultra-low quiescent current

Enhanced thermal performance and safety with built-in protection features

Suitable for battery-operated applications due to low power consumption

Easy to integrate into various designs with a compact surface mount package

Key Technical Parameters

Voltage Input (Max): 12V

Voltage Output (Min/Fixed): 5V

Voltage Dropout (Max): 0.7V @ 50mA

Current Output: 50mA

Current Quiescent (Iq): 5 µA

PSRR: 30dB (120Hz)

Quality and Safety Features

Over current protection

Over temperature protection

Compatibility

Designed for surface mount technology, compatible with common PCB manufacturing processes

Application Areas

Consumer electronics

Portable battery-powered devices

Low-power IoT devices

Microcontroller power supply

Product Lifecycle

Currently active

Not nearing discontinuation

Replacement or upgrade options available as technology evolves

Several Key Reasons to Choose This Product

Ultra-low quiescent current enhances battery life for portable devices

Fixed 5V output suitable for a wide range of applications

Integrated safety features ensure reliability and longevity

Wide operating temperature range suitable for demanding environments

Compact surface mount package allows for flexible PCB design