LP2985-33DBVRG4 - Texas Instruments

Manufacturer Part Number

LP2985-33DBVRG4

Manufacturer

Texas Instruments

Introduction

The LP2985-33DBVRG4 is a low dropout (LDO) linear voltage regulator optimized for power-sensitive applications. It is designed to provide a fixed output voltage with high accuracy and stability.

Product Features and Performance

Positive output configuration

Fixed output voltage of 3.3V

Supports input voltages up to 16V

Low dropout voltage of 0.58V at 150mA output

Output current capacity of 150mA

Low quiescent current of 95 µA enhances battery life

Maximum supply current of 2.5 mA for energy efficiency

Power Supply Rejection Ratio (PSRR) of 45dB at 1kHz

Integrated enable control feature for power-saving modes

Overcurrent, overtemperature, and short circuit protection for enhanced safety

Product Advantages

High reliability and accuracy in voltage regulation

Low power consumption ideal for battery-powered devices

Compact SC-74A, SOT-753 package for space-sensitive applications

Strong protection features ensure long product life

Key Technical Parameters

Voltage Input (Max): 16V

Voltage Output (Min/Fixed): 3.3V

Voltage Dropout (Max): 0.58V @ 150mA

Current Output: 150mA

Current Quiescent (Iq): 95 µA

PSRR: 45dB (1kHz)

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Compatibility

Surface Mount technology for easy PCB integration

SOT-23-5 package compatible with standard soldering and assembly processes

Application Areas

Battery-powered devices

Portable electronics

Low-power IoT devices

Power management modules

Product Lifecycle

Discontinued at Digi-Key

Replacement or upgrade options should be consulted directly with Texas Instruments for ongoing project sustainability

Several Key Reasons to Choose This Product

High performance and reliability in voltage regulation tasks

Extremely low quiescent current ideal for extending battery life in portable devices

Compact and versatile package suitable for a wide range of applications

Strong suite of protection features ensuring robust operation under various conditions

Direct support and product lifecycle information available from a leading manufacturer, Texas Instruments