LM317MQDCYR - Texas Instruments

Manufacturer Part Number

LM317MQDCYR

Manufacturer

Texas Instruments

Introduction

The LM317MQDCYR is a linear low dropout (LDO) adjustable regulator with high performance and reliability, ideal for managing stable output voltage across various electronic applications.

Product Features and Performance

Adjustable output voltage from 1.25V to 37V

Maximum input voltage of 40V

Current output capacity of 500mA

Quiescent current of 10 mA

Power Supply Rejection Ratio (PSRR): 80dB to 65dB at 120Hz

Over Current, Over Temperature, and Short Circuit Protection

Product Advantages

High flexibility with adjustable output voltage

Robust thermal and overcurrent protection enhances safety

High PSRR minimizes noise from power supply variations

Key Technical Parameters

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): 1.25V

Voltage Output (Max): 37V

Current Output: 500mA

Quiescent Current (Iq): 10 mA

PSRR: 80dB ~ 65dB (120Hz)

Quality and Safety Features

Overcurrent protection

Over-temperature protection

Short-circuit protection

Compatibility

Compatible with surface mount technology via SOT-223-4 package

Application Areas

Consumer Electronics

Automotive Systems

Telecom Infrastructure

Computing and Data Storage

Product Lifecycle

Status: Active

No immediate plans for discontinuation, replacements, or upgrades announced

Several Key Reasons to Choose This Product

Wide output voltage range suitable for diverse applications

High reliability and safety features ensuring long-term performance

Low quiescent current ideal for power-sensitive applications

Excellent noise reduction capabilities with high PSRR

Versatile compatibility with various circuit designs due to its SOT-223-4 package