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MIC4575BT from MICREL

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MIC4575BT

Manufacturer: MICREL, MIC

200kHz Simple 1A Buck Voltage Regulator

Partnumber Manufacturer Quantity Availability
MIC4575BT MICREL, MIC 4900 In Stock

Description and Introduction

200kHz Simple 1A Buck Voltage Regulator **Introducing the MIC4575BT: A High-Performance Voltage Regulator for Precision Applications**  

The MIC4575BT is a high-efficiency, low-dropout (LDO) voltage regulator designed to deliver stable and reliable power in a wide range of electronic systems. Engineered for precision and performance, this component is an ideal choice for applications requiring tight voltage regulation, low noise, and minimal power dissipation.  

With an output current capability of up to 750mA, the MIC4575BT ensures robust power delivery while maintaining an impressively low dropout voltage. This makes it particularly well-suited for battery-powered devices, portable electronics, and embedded systems where energy efficiency is critical. The regulator operates with an input voltage range of 4.3V to 30V, providing flexibility for diverse circuit designs.  

One of the standout features of the MIC4575BT is its high accuracy, with a typical output voltage tolerance of ±1%. This precision ensures consistent performance in sensitive applications such as analog signal processing, data acquisition systems, and microcontroller power supplies. Additionally, built-in thermal shutdown and current-limiting protection enhance reliability by safeguarding against overheating and excessive load conditions.  

The device is housed in a compact TO-220 package, offering excellent thermal dissipation and ease of integration into various PCB layouts. Its low quiescent current further enhances efficiency, making it an excellent choice for power-sensitive designs.  

Whether used in industrial automation, telecommunications, or consumer electronics, the MIC4575BT delivers dependable voltage regulation with minimal external components. Its combination of high efficiency, precision, and robust protection features makes it a preferred solution for engineers seeking a reliable power management solution.  

For system designers prioritizing performance and stability, the MIC4575BT stands out as a high-quality voltage regulator that meets the demands of modern electronic applications.

Application Scenarios & Design Considerations

200kHz Simple 1A Buck Voltage Regulator

Alternative Part Number

  • LM2596T-5.0 --: Widely available 5V step-down switching regulator in TO-220, functionally similar to the MIC4575BT buck converter and easy to source.
  • LM2576T-5.0 --: Classic 3A step-down regulator with fixed 5V output in TO-220, a common drop-in style replacement for MIC4575 buck designs.
  • MC34063A --: Versatile DC-DC switching regulator IC that can be configured as a buck converter, useful when the exact MIC4575 is unavailable.
  • LM2595T-ADJ --: Pin-compatible step-down switching regulator with similar 1A output and adjustable voltage, widely available and well documented.
  • LM2576T-ADJ --: Popular 3A adjustable buck regulator in TO-220; higher current capability makes it a robust drop-in for many MIC4575BT designs.

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