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MIC5311-NLYML from MICREL

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MIC5311-NLYML

Manufacturer: MICREL, MICREL

LowQ? Mode Dual 300mA LDO

Partnumber Manufacturer Quantity Availability
MIC5311-NLYML,MIC5311NLYML MICREL, MICREL 9010 In Stock

Description and Introduction

LowQ? Mode Dual 300mA LDO **Introducing the MIC5311-NLYML: A High-Performance LDO Regulator for Precision Applications**  

The MIC5311-NLYML is a high-performance, low-dropout (LDO) voltage regulator designed to deliver stable, clean power in space-constrained and noise-sensitive applications. With an ultra-low dropout voltage of just 120mV at 150mA, this regulator ensures efficient power conversion while minimizing energy waste, making it ideal for battery-powered devices and portable electronics.  

Engineered for precision, the MIC5311-NLYML offers excellent line and load regulation, maintaining a consistent output voltage even under fluctuating input conditions. Its low quiescent current of 30µA (typical) enhances energy efficiency, extending battery life in always-on systems such as IoT sensors, wearables, and medical devices.  

A standout feature of this LDO is its fast transient response, which minimizes output voltage deviations during sudden load changes. This makes it well-suited for high-speed digital circuits, RF modules, and other applications requiring tight voltage control. Additionally, the MIC5311-NLYML includes built-in protection features such as thermal shutdown and current limiting, safeguarding both the regulator and downstream components from potential damage.  

Available in a compact 1.0mm x 1.0mm MLF package, the MIC5311-NLYML is optimized for modern PCB designs where space is at a premium. Its wide input voltage range (2.25V to 5.5V) and adjustable output voltage (0.8V to 3.6V) provide flexibility across diverse applications, from industrial automation to consumer electronics.  

For engineers seeking a reliable, high-efficiency LDO regulator with robust performance in demanding environments, the MIC5311-NLYML presents a compelling solution that balances power efficiency, stability, and compact design.

Application Scenarios & Design Considerations

LowQ? Mode Dual 300mA LDO

Alternative Part Number

  • LP2985AIM5-3.3 --: Low-dropout linear regulator in SOT-23-5 with similar 150 mA output and fixed 3.3 V option, widely available and pin-compatible in function.
  • TLV70233PDBVR --: 300 mA low-dropout regulator in SOT-23-5 offering comparable performance and a common drop-in style replacement for small LDO applications.
  • AP2112K-3.3TRG1 --: 600 mA CMOS LDO in SOT-23-5 with low quiescent current, suitable functional substitute when higher current headroom is acceptable.
  • LP5907MFX-1.8/NOPB --: Low-noise LDO in SOT-23-5 with fixed 1.8V output, similar current capability and pin-compatible footprint, widely available and well documented.
  • TLV70218PDBVR --: 1.8V fixed-output LDO in SOT-23-5 with low quiescent current and good PSRR, suitable drop-in replacement for small portable designs.
  • AP2112K-1.8TRG1 --: 600mA CMOS LDO in SOT-23-5 with fixed 1.8V output, low dropout and stable with ceramic capacitors, cost-effective alternative.

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