LD39015M12R - STMicroelectronics

Manufacturer Part Number

LD39015M12R

Manufacturer

STMicroelectronics

Introduction

Low Drop Out Voltage Regulator designed for power management

Product Features and Performance

Positive fixed output configuration

Single regulator output

Low dropout voltage of 0.1V at 100mA load

Output current capacity of 150mA

Quiescent current of 50 µA

Supply current up to 70 µA

Power supply rejection ratio (PSRR) of 65dB to 62dB between 1kHz and 10kHz

Enable control feature for efficient power usage

Over Current and Over Temperature protection for safe operation

Operational over a wide temperature range from -40°C to 125°C

Product Advantages

Highly efficient with minimal voltage drop

Compact SOT-23-5 package suitable for space-constrained applications

Low quiescent current extends battery life in portable devices

Excellent line and load regulation

Fast transient response

Key Technical Parameters

Input Voltage (Max): 5.5V

Output Voltage (Min/Fixed): 1.2V

Current - Output: 150mA

Voltage Dropout (Max): 0.1V @ 100mA

Current - Quiescent (Iq): 50 µA

PSRR: 65dB ~ 62dB (1kHz ~ 10kHz)

Control Features: Enable

Protection Features: Over Current, Over Temperature

Quality and Safety Features

Built-in thermal shutdown and current limit

ESD hardened

Compliant with RoHS and Green standards

Compatibility

Works with a wide range of input voltages up to 5.5V

Compatible with digital and analog circuits

Applications requiring fixed 1.2V output

Application Areas

Battery-powered equipment

Consumer Electronics

Portable and wearable devices

Healthcare and medical instrumentation

Industrial control systems

Product Lifecycle

Status: Active

Not nearing discontinuation

Availability of replacements or upgrades as needed

Several Key Reasons to Choose This Product

Robust operation within a broad temperature range suitable for industrial applications

Highly efficient for extended battery life in portable devices

Compact footprint for dense PCB layouts

High reliability with integrated protection features

Ease of use with an enable feature for on/off control

Good noise rejection capabilities with high PSRR values for sensitive RF and analog circuits