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MIC5209-5.0YU from MICREL

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MIC5209-5.0YU

Manufacturer: MICREL

500mA Low-Noise LDO Regulator

Partnumber Manufacturer Quantity Availability
MIC5209-5.0YU,MIC520950YU MICREL 7500 In Stock

Description and Introduction

500mA Low-Noise LDO Regulator # Introducing the MIC5209-5.0YU: A High-Performance Voltage Regulator for Precision Applications  

The **MIC5209-5.0YU** is a robust, low-dropout (LDO) voltage regulator designed to deliver stable and efficient power management in a wide range of electronic applications. With a fixed output voltage of **5.0V** and a maximum output current of **500mA**, this regulator is ideal for powering sensitive circuitry where precision and reliability are critical.  

Engineered for performance, the MIC5209-5.0YU features an ultra-low dropout voltage of just **350mV at full load**, ensuring efficient operation even when the input voltage is close to the output level. This makes it particularly suitable for battery-powered devices, portable electronics, and embedded systems where energy efficiency is a priority.  

The device incorporates advanced protection mechanisms, including **thermal shutdown and current limiting**, safeguarding against overheating and short-circuit conditions. Its low quiescent current (typically **160µA**) further enhances power efficiency, making it an excellent choice for energy-conscious designs.  

Housed in a compact **SOT-223 package**, the MIC5209-5.0YU offers excellent thermal performance and ease of integration into space-constrained PCB layouts. Its high **power supply rejection ratio (PSRR)** ensures minimal noise interference, making it well-suited for noise-sensitive applications such as RF modules, data converters, and precision analog circuits.  

Whether used in industrial automation, medical devices, or consumer electronics, the MIC5209-5.0YU provides a dependable power solution with superior regulation and efficiency. Its combination of low dropout, high accuracy, and robust protection features makes it a preferred choice for engineers seeking a high-performance voltage regulator.  

For applications demanding stable 5V power with minimal voltage fluctuations, the **MIC5209-5.0YU** stands out as a reliable and efficient solution.

Application Scenarios & Design Considerations

500mA Low-Noise LDO Regulator

Alternative Part Number

  • LP2985AIM5-5.0 --: Low-dropout 5.0V linear regulator in SOT-23-5 with similar current capability and pinout, widely available and well documented.
  • LM2937IMP-5.0 --: 5.0V LDO regulator in SOT-223 package offering comparable dropout and load current, suitable drop-in for many MIC5209 applications.
  • AP2112K-5.0TRG1 --: 5.0V CMOS LDO in SOT-23-5 with low quiescent current and stable output, a cost-effective alternative for similar regulator roles.

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