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MIC4576WT from MICREL

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MIC4576WT

Manufacturer: MICREL, MICREL

200kHz Simple 3A Buck Regulator

Partnumber Manufacturer Quantity Availability
MIC4576WT MICREL, MICREL 175 In Stock

Description and Introduction

200kHz Simple 3A Buck Regulator **Introducing the MIC4576WT: A High-Performance Voltage Regulator for Demanding Applications**  

In today’s fast-evolving electronics landscape, reliable power management is critical to ensuring optimal performance and longevity of devices. The MIC4576WT from Microchip Technology stands out as a high-efficiency, low-dropout (LDO) voltage regulator designed to meet the stringent requirements of modern applications.  

Engineered for precision and stability, the MIC4576WT delivers an adjustable output voltage ranging from 1.25V to 16V, with a maximum output current of 750mA. Its ultra-low dropout voltage—as low as 0.5V at full load—makes it an excellent choice for battery-powered systems where energy efficiency is paramount.  

Key features of the MIC4576WT include:  
- **High Accuracy**: Tight output voltage regulation (±1%) ensures consistent performance across varying load conditions.  
- **Thermal and Overcurrent Protection**: Built-in safeguards protect against overheating and excessive current, enhancing system reliability.  
- **Low Quiescent Current**: With minimal power consumption in standby mode, it is ideal for portable and power-sensitive applications.  
- **Wide Input Voltage Range**: Supports inputs from 4.5V to 30V, accommodating diverse power sources.  

The MIC4576WT is particularly well-suited for industrial automation, telecommunications, automotive electronics, and embedded systems where stable voltage regulation is essential. Its compact TO-220 package allows for efficient thermal dissipation, making it a robust solution for high-power environments.  

For engineers and designers seeking a dependable, high-performance voltage regulator, the MIC4576WT offers a compelling combination of efficiency, protection, and versatility. Whether optimizing battery life in portable devices or ensuring stable operation in industrial systems, this component delivers the reliability needed for today’s demanding applications.

Application Scenarios & Design Considerations

200kHz Simple 3A Buck Regulator

Alternative Part Number

  • LM2596T-ADJ --: Widely available adjustable step-down regulator in TO-220 with similar current rating and pinout, a common drop-in substitute for the MIC4576.
  • LT1076CT --: Adjustable buck regulator in TO-220 with comparable input voltage and current capability, suitable as a functional replacement.
  • MC34063A --: Versatile DC-DC switching regulator usable in step-down configurations; lower current capability but a low-cost fallback option.

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