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MIC5219-3.3BML

Manufacturer: MICREL

500mA-Peak Output LDO Regulator

Partnumber Manufacturer Quantity Availability
MIC5219-3.3BML,MIC521933BML MICREL 13411 In Stock

Description and Introduction

500mA-Peak Output LDO Regulator # **MIC5219-3.3BML: A Reliable Low-Dropout Voltage Regulator for Precision Applications**  

In today’s fast-evolving electronics landscape, stable and efficient power management is critical. The **MIC5219-3.3BML** from Microchip Technology stands out as a high-performance, low-dropout (LDO) voltage regulator designed to deliver precise 3.3V output with exceptional efficiency and reliability.  

Engineered for demanding applications, the MIC5219-3.3BML offers a low dropout voltage of just **350mV at 500mA**, ensuring optimal performance even when input voltages are close to the output level. This feature makes it ideal for battery-powered devices, IoT modules, and portable electronics where power efficiency is paramount.  

With an ultra-low quiescent current of **20µA (typical)**, the regulator minimizes power loss in standby or light-load conditions, extending battery life in energy-sensitive designs. Additionally, its **1% output voltage accuracy** ensures consistent performance across varying load conditions, making it suitable for precision analog and digital circuits.  

The MIC5219-3.3BML incorporates built-in protection features, including **thermal shutdown and current limiting**, safeguarding against overheating and short-circuit conditions. Its robust design supports input voltages up to **20V**, providing flexibility in diverse power supply configurations.  

Available in a compact **SOT-223 package**, the regulator is optimized for space-constrained PCB layouts while maintaining excellent thermal dissipation. Whether used in industrial control systems, medical devices, or consumer electronics, the MIC5219-3.3BML delivers dependable power regulation with minimal external components.  

For engineers seeking a high-efficiency, low-noise LDO solution, the MIC5219-3.3BML combines performance, reliability, and ease of integration—making it a preferred choice for next-generation electronic designs.

Application Scenarios & Design Considerations

500mA-Peak Output LDO Regulator

Alternative Part Number

  • LP2985AIM5-3.3 --: Low-dropout 3.3V linear regulator in SOT-23-5 with similar current capability and pinout, widely available and a common drop-in substitute.
  • TLV70233PDBVR --: 3.3V LDO regulator in SOT-23-5 with low quiescent current and good stability, suitable replacement for space-constrained designs.
  • AP2112K-3.3TRG1 --: 3.3V CMOS LDO in SOT-23-5 offering comparable dropout and load performance, a cost-effective alternative from a different series.

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