LP5912Q3.3DRVRQ1 - Texas Instruments

Manufacturer Part Number

LP5912Q3.3DRVRQ1

Manufacturer

Texas Instruments

Introduction

The LP5912Q3.3DRVRQ1 is a low dropout (LDO) linear regulator developed by Texas Instruments, designed primarily for automotive applications requiring a fixed 3.3V output.

Product Features and Performance

Low dropout voltage of 0.18V at 500mA load

Output current capability of 500mA

High PSRR of 80dB at 100Hz to 40dB at 100kHz

Quiescent current of 55 µA, reducing power consumption

Supports up to 6.5V as input voltage

Product Advantages

High reliability and stability due to low dropout voltage

Efficient operation with low quiescent current

Robust power supply rejection ratio ensures steady output despite variations in input

Key Technical Parameters

Voltage Input (Max): 6.5V

Voltage Output (Min/Fixed): 3.3V

Current Output: 500mA

Voltage Dropout (Max): 0.18V @ 500mA

Current Quiescent (Iq): 55 µA

PSRR: 80dB ~ 40dB (100Hz ~ 100kHz)

Quality and Safety Features

Protection against over-temperature, reverse polarity, and short circuit

Automotive grade with AEC-Q100 qualification

Compatibility

Compatible with surface mount technology through a 6-WDFN Exposed Pad package

Designed to function in a wide operating temperature range from -40°C to 125°C

Application Areas

Ideal for automotive applications and other systems requiring stable power management under varying electrical conditions.

Product Lifecycle

Status: Active

It is a current product with no indications of nearing discontinuation.

Options for upgrades or replacements available as technology advances.

Several Key Reasons to Choose This Product

Engineered specifically for demanding automotive environments

Extremely low dropout enhances efficiency

High PSRR makes it ideal for sensitive applications requiring stable voltage

Broad operating temperature range supports versatility in usage

Compact 6-WSON package conserves space on printed circuit boards