LD39200PU33R - STMicroelectronics

Manufacturer Part Number

LD39200PU33R

Manufacturer

stmicroelectronics

Introduction

The LD39200PU33R is a high-efficiency, low-dropout voltage regulator specifically designed to provide a fixed output of 3.3V with a current capacity of up to 2A. It is part of stmicroelectronics' Power Management category, focusing on Linear, Low Drop Out (LDO) Regulators.

Product Features and Performance

Fixed 3.3V output voltage ideal for various electronic circuits

Low dropout voltage of 0.25V at 2A load, enhancing efficiency

Capable of delivering up to 2A of output current

Low quiescent current of 300 µA, reducing standby power consumption

Excellent power supply rejection ratio (PSRR) of 70dB to 40dB across 1kHz to 1MHz, minimizing noise in sensitive applications

Features enable input and power-good output for enhanced control

Over current and over temperature protection for safe operation

Reverse polarity protection to safeguard against incorrect power connections

Product Advantages

High-efficiency design reduces power loss and heat generation

Low-dropout feature enables operation close to the input voltage, useful for battery-operated devices

Comprehensive protection features ensure long-term reliability and safety

The small package (6-VDFN Exposed Pad) is suitable for compact space requirements

Key Technical Parameters

Voltage Input (Max): 6V

Voltage Output (Min/Fixed): 3.3V

Current Output: 2A

Voltage Dropout (Max): 0.25V @ 2A

Current Quiescent (Iq): 300 µA

PSRR: 70dB ~ 40dB (1kHz ~ 1MHz)

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Over current and over temperature protection mechanisms

Reverse polarity protection

Compatibility

Suitable for surface mount technology (SMT) on 6-VDFN Exposed Pad boards

Compatible with a wide range of electronic devices requiring a stable 3.3V power supply

Application Areas

Mobile phones, PDAs, and portable media players

Networking devices such as routers and switches

Industrial controls and automation systems

Medical devices and equipment

Product Lifecycle

The LD39200PU33R is currently in an active phase with no announced discontinuation, ensuring availability for new designs and projects.

Several Key Reasons to Choose This Product

High efficiency and low dropout voltage enhance system reliability and prolong battery life in portable applications.

Comprehensive protection features increase device safety and operational stability.

The compact package size facilitates smaller, more integrated design possibilities.

Broad application compatibility, from consumer electronics to industrial and medical devices, demonstrates versatility.

Active product lifecycle status ensures long-term availability and support for future designs.