LDLN025M33R - STMicroelectronics

Manufacturer Part Number

LDLN025M33R

Manufacturer

STMicroelectronics

Introduction

Low Drop Out Regulator for Power Management

Product Features and Performance

Low Voltage Dropout (0.2V @ 250mA)

High PSRR (80dB ~ 60dB from 100Hz to 100KHz)

Low Quiescent Current (25µA)

Fixed Output Voltage (3.3V)

Single Regulator Output

Maximum Input Voltage (5.5V)

Output Current Capacity (250mA)

Surface Mount Package

Product Advantages

High efficiency with low dropout voltage

Excellent noise suppression capabilities

Minimal static power consumption

Robust output current for various applications

Over Current, Over Temperature, and Short Circuit protection

Soft Start feature to minimize inrush current

Wide operating temperature range for adverse environments

Key Technical Parameters

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 3.3V

Voltage Dropout (Max): 0.2V @ 250mA

Current Output: 250mA

Quiescent Current (Iq): 25 µA

Supply Current (Max): 425 µA

Power Supply Rejection Ratio (PSRR)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Soft Start Functionality

Compatibility

Compatible with SOT-23-5 package mounting

Suitable for a variety of electronic circuits requiring 3.3V

Application Areas

Consumer Electronics

Industrial Control

Telecommunications

Computing Systems

Product Lifecycle

Active Product Status

Extended operational lifespan

Replacement or upgrades availability

Several Key Reasons to Choose This Product

Superior power efficiency for battery-operated devices

High reliability and safety with built-in protection features

Low voltage operation ideal for modern electronic systems

Compact SOT-23-5 packaging for space-constrained applications

High performance with exceptional PSRR over wide frequency range