LP2985AIM5-4.5 - Texas Instruments

Manufacturer Part Number

LP2985AIM5-4.5

Manufacturer

Texas Instruments

Introduction

The LP2985AIM5-4.5 is a fixed output, low drop-out (LDO) regulator designed for power-sensitive applications.

Product Features and Performance

Positive output configuration

Fixed output type

Single regulator

Maximum input voltage of 16V

Minimum/Fixed output voltage of 4.5V

Maximum voltage dropout of 0.58V at 150mA

Output current of 150mA

Quiescent current of 95 µA

Supply current maximum of 2.5 mA

Power supply rejection ratio (PSRR) of 45dB at 1kHz

Enabled control features

Protection features include Over Current, Over Temperature, and Short Circuit

Operating temperature range from -40°C to 125°C

Product Advantages

High efficiency with low quiescent current

Compact SOT-23-5 packaging for minimal space usage

Built-in protection features enhance reliability and safety

Wide operating temperature range for versatile applications

Key Technical Parameters

Input Voltage (Max): 16V

Output Voltage (Min/Fixed): 4.5V

Voltage Dropout (Max): 0.58V @ 150mA

Current - Output: 150mA

Current - Quiescent (Iq): 95 µA

Current - Supply (Max): 2.5 mA

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 Mounting Type

Package/Case: SC-74A, SOT-753

Supplier Device Package: SOT-23-5

Application Areas

Ideal for power-sensitive applications in consumer electronics, telecommunications, and industrial equipment.

Product Lifecycle

Obsolete status

No direct replacements or upgrades specified

Several Key Reasons to Choose This Product

Reliable operation with built-in safety features

Low power consumption suitable for battery-powered devices

Stable performance with effective PSRR

Suitable for a wide range of temperatures and applications

Compact design for space-constrained environments