LD29300P2M33R - STMicroelectronics

Manufacturer Part Number

LD29300P2M33R

Manufacturer

stmicroelectronics

Introduction

The LD29300P2M33R is a low drop out (LDO) regulator, designed to provide a fixed 3.3V output with high-efficiency.

Product Features and Performance

Positive output configuration

Fixed output type

Single regulator unit

Accepts input voltage up to 14V

Fixed 3.3V output voltage

Low dropout voltage of 0.7V at 3A load

Maximum current output of 3A

Quiescent current of 50 mA

Supply current up to 100 mA

Power supply rejection ratio (PSRR) of 67dB at 120Hz

Overcurrent and overtemperature protection

Product Advantages

High efficiency and reliability

Low dropout voltage enables full-rated output current under a wider input voltage range

Robust protection features enhance product durability under abnormal conditions

Key Technical Parameters

Voltage - Input (Max): 14V

Voltage - Output (Min/Fixed): 3.3V

Voltage Dropout (Max): 0.7V @ 3A

Current - Output: 3A

Current - Quiescent (Iq): 50 mA

Current - Supply (Max): 100 mA

PSRR: 67dB (120Hz)

Quality and Safety Features

Features overcurrent and overtemperature protection to ensure safe operations under different application conditions

Compatibility

Suitable for surface mount technology with TO-263-6, D2PAK (5 leads + Tab), TO-263BA packaging

Application Areas

Ideal for powering sensitive electronics in telecommunications, consumer electronics, and industrial applications

Product Lifecycle

The product is listed as obsolete. Replacements or upgrades should be considered as availability might be limited.

Several Key Reasons to Choose This Product

High efficiency with low input to output dropout voltage

Robust built-in protection features against overcurrent and overtemperature scenarios

Wide range of operational temperature from -40°C to 125°C

High output current capability up to 3A suitable for various applications

67dB PSRR provides good noise rejection at 120Hz