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MIC2171WT from MICREL,MICR

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MIC2171WT

Manufacturer: MICREL,MICR, MICREL

100kHz 2.5A Switching Regulator

Partnumber Manufacturer Quantity Availability
MIC2171WT MICREL,MICR, MICREL 11230 In Stock

Description and Introduction

100kHz 2.5A Switching Regulator **Introducing the MIC2171WT: A High-Performance Switching Regulator for Demanding Applications**  

The MIC2171WT is a high-efficiency, current-mode switching regulator designed to meet the rigorous demands of modern power supply systems. With an input voltage range of 4.5V to 60V and an adjustable output voltage, this versatile IC is ideal for a wide range of industrial, automotive, and telecommunications applications.  

Engineered for precision and reliability, the MIC2171WT integrates advanced control features, including cycle-by-cycle current limiting, thermal shutdown, and soft-start functionality. Its current-mode architecture ensures fast transient response and stable operation under varying load conditions, making it well-suited for systems requiring tight voltage regulation.  

One of the standout features of the MIC2171WT is its high switching frequency of up to 1MHz, allowing for the use of smaller external components while maintaining efficiency. This makes it an excellent choice for space-constrained designs without compromising performance. Additionally, its low quiescent current minimizes power loss in standby or light-load conditions, enhancing overall energy efficiency.  

The device also includes comprehensive protection mechanisms such as overcurrent and overtemperature safeguards, ensuring long-term durability in harsh operating environments. Its robust design makes it particularly valuable for automotive and industrial applications where reliability is critical.  

Whether used in point-of-load regulation, distributed power systems, or battery-powered equipment, the MIC2171WT delivers consistent, high-performance power conversion with minimal external component count. Its combination of flexibility, efficiency, and ruggedness makes it a compelling solution for engineers seeking a dependable switching regulator for their next-generation designs.  

For designers looking to optimize power management in demanding applications, the MIC2171WT offers a compelling blend of performance and reliability, setting a high standard for switching regulators in its class.

Application Scenarios & Design Considerations

100kHz 2.5A Switching Regulator

Alternative Part Number

  • LM2576T-ADJ --: Widely available adjustable step-down switching regulator in TO-220, functionally similar to the MIC2171 and easy to source as a drop-in style replacement.
  • MC34063A --: Versatile DC-DC converter IC supporting step-down, step-up and inverting topologies, commonly used as a low-cost substitute for Micrel switching regulators.
  • LT1076CT --: Robust adjustable buck switching regulator in TO-220 with comparable current capability, suitable when higher performance and reliability are required.
  • LT1370 --: High-current switching regulator with boost and inverting capability, suitable as a performance-oriented alternative to the MIC2171WT.

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