LP2985A-50DBVT - Texas Instruments

Manufacturer Part Number

LP2985A-50DBVT

Manufacturer

Texas Instruments

Introduction

The LP2985A-50DBVT is a low-dropout (LDO) linear voltage regulator designed for power-sensitive applications, providing a stable and precise 5V output.

Product Features and Performance

Output Voltage: 5V fixed

Maximum Input Voltage: 16V

Dropout Voltage: 0.58V at 150mA load

Output Current: 150mA

Quiescent Current: 95 µA

Supply Current: Max 2.5 mA

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

Over Current, Over Temperature, and Short Circuit Protection

Enable Control Feature for power conservation

Operating Temperature Range: -40°C to 125°C

Product Advantages

Low Dropout Voltage ensures efficient operation at closer input-output voltages.

Low Quiescent Current enhances battery life in portable applications.

PSRR of 45dB provides good ripple rejection and stable output.

Comprehensive Protection Features safeguard the device and the load.

The Enable feature allows additional power management.

Key Technical Parameters

Voltage Input (Max): 16V

Voltage Output (Min/Fixed): 5V

Current Output: 150mA

Voltage Dropout (Max): 0.58V

Current Quiescent (Iq): 95 µA

Quality and Safety Features

Over Current, Over Temperature, and Short Circuit Protection ensure reliable and safe operation under various conditions.

Compatibility

Surface Mount SC-74A, SOT-753 package compatible with common PCB layouts.

Application Areas

Battery-powered devices

Portable electronics

Microcontroller power supply

Peripheral power supply

Product Lifecycle

Status: Active

The device is not nearing discontinuation, and replacements or upgrades are readily available.

Several Key Reasons to Choose This Product

High efficiency at low dropout voltages.

Minimal power consumption in idle mode extends battery life.

Robust protection features for enhanced reliability.

Small footprint SOT-23-5 package suitable for space-constrained applications.

Texas Instruments' reputation for quality and support.