STMicroelectronics LD39200DPUR Adjustable Linear Voltage Regulator 2A Output, 0.5V-5.75V Adjustable Range, 6V Max Input

High-Performance Adjustable Linear Voltage Regulation for Demanding Applications

Engineered for precision and reliability, the STMicroelectronics LD39200DPUR adjustable linear voltage regulator delivers exceptional performance in automotive, industrial, and consumer electronics applications. This advanced 2A output regulator combines low dropout voltage characteristics with comprehensive protection features, ensuring stable power delivery across diverse operating conditions.

Advanced Technical Specifications

Operating within a 0.5V to 5.75V adjustable output range, this high-current regulator maintains exceptional stability while handling input voltages up to 6V. Its innovative design achieves a remarkable 0.25V dropout voltage at full 2A load, significantly improving energy efficiency compared to conventional regulators. The device's 70dB PSRR (1kHz ~ 1MHz) ensures excellent noise rejection, making it ideal for sensitive analog circuits.

Comprehensive Protection Features

Designed with robust system protection in mind, the LD39200DPUR integrates multiple safety mechanisms including thermal shutdown, over-current protection, and reverse polarity protection. These features work in concert to safeguard both the regulator and connected components from potentially damaging conditions, ensuring long-term reliability in critical applications.

The device's thermal management system employs intelligent temperature monitoring that dynamically adjusts output current during high-stress operations. This proactive approach prevents overheating while maintaining optimal performance levels, making it particularly suitable for compact designs with limited airflow.

Flexible Integration Capabilities

Housed in a space-saving 8-DFN (4x4) surface-mount package, this regulator combines high power handling capabilities with modern packaging technology. The exposed pad design enhances thermal dissipation while maintaining compatibility with standard PCB assembly processes. Its compact footprint makes it ideal for next-generation electronics where board space is at a premium.

Key control features include active enable and power good signals, allowing seamless integration with system monitoring circuits. These functions enable precise power sequencing and fault detection capabilities, essential for complex electronic systems requiring strict power management protocols.

Optimized for Modern Electronics

The LD39200DPUR's adjustable output design offers exceptional flexibility for various power supply architectures. Its ability to maintain regulation across a wide load range (from light load to full 2A capacity) with minimal output capacitance simplifies design requirements. The regulator's stability with ceramic capacitors further reduces overall solution size and cost.

In automotive applications, its wide operating temperature range (-40°C to 125°C) and robust electrical characteristics make it ideal for under-hood electronics, infotainment systems, and vehicle networking components. Industrial automation equipment benefits from its precise voltage regulation and comprehensive protection features, ensuring reliable operation in challenging environments.

Tags: High Current Voltage Regulator, Adjustable Power Supply, Automotive Electronics, Industrial Power Management, Compact Surface Mount