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MIC5191YML from MICREL

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MIC5191YML

Manufacturer: MICREL, MICREL

Ultra High-Speed, High-Current Active Filter / LDO Controller

Partnumber Manufacturer Quantity Availability
MIC5191YML MICREL, MICREL 1400 In Stock

Description and Introduction

Ultra High-Speed, High-Current Active Filter / LDO Controller **Introducing the MIC5191YML: A High-Performance LDO Regulator for Precision Applications**  

In today’s fast-evolving electronics landscape, reliable voltage regulation is critical for ensuring optimal performance in sensitive circuits. The MIC5191YML from Microchip Technology stands out as a high-performance, low-dropout (LDO) linear regulator designed to meet the stringent demands of precision applications.  

Engineered for efficiency and stability, the MIC5191YML delivers a fixed output voltage with ultra-low noise and exceptional line/load regulation. Its low dropout voltage—as little as 120mV at 1A—makes it ideal for battery-powered devices, portable equipment, and noise-sensitive systems such as RF modules, medical instruments, and high-fidelity audio components.  

Key features of the MIC5191YML include a wide input voltage range (up to 16V), adjustable output (from 1.25V to 13V), and a high power supply rejection ratio (PSRR), ensuring consistent performance even in electrically noisy environments. The device also incorporates thermal shutdown and current limit protection, safeguarding against potential damage from overheating or excessive load conditions.  

Housed in a compact, thermally enhanced MSOP-8 package, the MIC5191YML combines space-saving design with robust thermal performance, making it suitable for densely populated PCBs. Its fast transient response further enhances reliability in dynamic load scenarios.  

For engineers seeking a dependable LDO solution that balances efficiency, precision, and durability, the MIC5191YML offers a compelling choice. Whether deployed in industrial control systems, telecommunications infrastructure, or consumer electronics, this regulator ensures stable, clean power delivery—critical for maintaining signal integrity and extending device longevity.  

With its blend of advanced features and proven reliability, the MIC5191YML exemplifies the innovation driving modern power management solutions.

Application Scenarios & Design Considerations

Ultra High-Speed, High-Current Active Filter / LDO Controller

Alternative Part Number

  • TPS7A4700RGWR --: Low-noise high-PSRR LDO regulator in a similar power class, widely available and a common drop-in choice for Micrel LDO applications.
  • LT3080EST --: Adjustable low-dropout regulator with comparable current capability and excellent noise performance, suitable as a functional replacement.
  • ADP7142ARDZ --: Low-noise CMOS LDO with similar voltage/current ratings and stable operation, offering good availability as an alternative regulator.
  • LT3083EQ#PBF --: High-current adjustable linear regulator with low dropout and excellent noise performance, comparable to MIC5191YML for precision supply applications.
  • ADP7142ARDZ-R7 --: Low-dropout adjustable regulator with low noise and good PSRR, offering similar functionality and package compatibility for MIC5191YML replacement.

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