LD2985BM50R - STMicroelectronics

Manufacturer Part Number

LD2985BM50R

Manufacturer

STMicroelectronics

Introduction

The LD2985BM50R is a low drop-out (LDO) linear voltage regulator, part of STMicroelectronics' power management integrated circuits. Suitable for applications requiring efficient power consumption and stable output voltage.

Product Features and Performance

Low drop-out voltage: Max 0.575V @ 150mA load

Output voltage: Fixed 5V

Output current capability: 150mA

Low quiescent current: 150 µA

Excellent power supply rejection ratio (PSRR): 45dB at 1kHz

Over current and over temperature protection

Enable control feature for power-saving mode

Wide operating temperature range: -40°C to +125°C

Product Advantages

High efficiency in voltage regulation

Minimal power loss due to low dropout

Suitable for battery-powered devices due to low quiescent current

High reliability with built-in protection features

Flexible control with the enable feature

Key Technical Parameters

Voltage Input (Max): 16V

Voltage Output (Min/Fixed): 5V

Current Output: 150mA

Voltage Dropout (Max): 0.575V @ 150mA

Current Quiescent (Iq): 150 µA

PSRR: 45dB (1kHz)

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Over current protection

Over temperature protection

Compatibility

Surface Mount type, compatible with SOT-23-5 package mountings

Application Areas

Mobile Phones

Portable Media Players

Low Power Handheld Devices

Microcontroller Power Supply

Product Lifecycle

Active status, not nearing discontinuation

Replacement or upgrades typically not required due to product’s longevity and reliability

Several Key Reasons to Choose This Product

High efficiency and low dropout for optimal power management

Wide operating temperature suitable for various environments

Low quiescent current enhances battery life

Robust safety features ensure long-term reliability

STMicroelectronics' reputation for quality and support