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MIC5219-3.3YMM from MICREL

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MIC5219-3.3YMM

Manufacturer: MICREL, MIC

500mA-Peak Output LDO Regulator

Partnumber Manufacturer Quantity Availability
MIC5219-3.3YMM,MIC521933YMM MICREL, MIC 9796 In Stock

Description and Introduction

500mA-Peak Output LDO Regulator **Reliable Power Regulation with the MIC5219-3.3YMM LDO**  

For applications requiring stable and efficient voltage regulation, the MIC5219-3.3YMM stands out as a high-performance low-dropout (LDO) linear regulator. Designed to deliver a fixed 3.3V output with exceptional accuracy, this component is ideal for power-sensitive electronics, including embedded systems, IoT devices, and portable equipment.  

With a low dropout voltage of just 350mV at 500mA, the MIC5219-3.3YMM ensures reliable operation even when input voltages are close to the output level. Its ultra-low quiescent current (typically 75µA) makes it an excellent choice for battery-powered applications, extending operational life without compromising performance.  

Engineered for stability, the regulator features built-in thermal shutdown and current limiting, protecting both the device and downstream components from damage due to overheating or excessive load conditions. Additionally, its fast transient response minimizes output fluctuations, ensuring consistent voltage delivery in dynamic load scenarios.  

Housed in a compact 3mm × 3mm DFN package, the MIC5219-3.3YMM is optimized for space-constrained designs while maintaining excellent thermal performance. Its minimal external component requirement simplifies board layout and reduces overall system cost.  

Whether used in industrial control systems, consumer electronics, or medical devices, the MIC5219-3.3YMM provides a dependable power solution with precision, efficiency, and robustness. For engineers seeking a high-quality LDO regulator, this component delivers the performance needed for demanding applications.

Application Scenarios & Design Considerations

500mA-Peak Output LDO Regulator

Alternative Part Number

  • LP2985AIM5-3.3 --: Pin-compatible 3.3V low-dropout regulator in SOT-23-5 with similar 150mA output and low noise, widely available and a common drop-in replacement.
  • TLV70233PDBVR --: 3.3V LDO in SOT-23-5 with 300mA capability, low quiescent current, and stable performance, suitable for replacing the MIC5219 in most designs.
  • AP2112K-3.3TRG1 --: 3.3V 600mA LDO in SOT-23-5 with low dropout and good availability, offering higher current headroom than the original part.
  • MCP1700T-3302E/TT --: Low quiescent current 3.3V LDO in SOT-23 package, good alternative when low standby power is needed.

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