LD39020ADTPU25R - STMicroelectronics

Manufacturer Part Number

LD39020ADTPU25R

Manufacturer

stmicroelectronics

Introduction

The LD39020ADTPU25R is a low-dropout linear regulator designed for power management, specifically in the category of LDO regulators.

Product Features and Performance

Output type is fixed at 2.5V

Supports input voltage up to 5.5V

Low dropout voltage of 0.35V at 200mA output

Provides output current of 200mA

Quiescent current of 40 µA

High PSRR of 80dB at 1kHz, reducing to 55dB at 100kHz

Includes enable feature for power saving

Protection against overcurrent and overtemperature with soft start functionality

Product Advantages

Efficient power usage with low quiescent current

Suitable for noise-sensitive applications due to high PSRR

Enhanced safety features with protection mechanisms

Compact 4-XDFN exposed pad package for space-sensitive applications

Key Technical Parameters

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 2.5V

Voltage Dropout (Max): 0.35V @ 200mA

Current Output: 200mA

Current Quiescent (Iq): 40 µA

PSRR: 80dB ~ 55dB (1kHz ~ 100kHz)

Quality and Safety Features

Overcurrent and overtemperature protection

Soft start feature to prevent power surges

Compatibility

Surface mount design in a 4-DFN (1x1) package for compatibility with modern PCBs

Application Areas

Mobile phones

Portable electronics

Wireless modules

Healthcare devices

Product Lifecycle

Product status is active

Not nearing discontinuation, ensuring availability for future projects

Several Key Reasons to Choose This Product

High-efficiency and low-quiescent current enhance battery life in portable devices

Compact size and surface-mount package ideal for space-constrained applications

Robust protection features ensure reliability and safety in end applications

High PSRR makes it suitable for noise-sensitive applications

Active product status indicates ongoing support and availability