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MIC2203YMM from MICREL

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MIC2203YMM

Manufacturer: MICREL, MICREL

High Efficiency 1MHz Synchronous Buck Regulator

Partnumber Manufacturer Quantity Availability
MIC2203YMM MICREL, MICREL 6230 In Stock

Description and Introduction

High Efficiency 1MHz Synchronous Buck Regulator # **Introducing the MIC2203YMM: A High-Efficiency Step-Down Regulator for Modern Applications**  

The MIC2203YMM is a high-performance, synchronous step-down DC-DC regulator designed to deliver efficient power conversion for a wide range of applications. With an input voltage range of 4.5V to 30V and an adjustable output voltage as low as 0.6V, this regulator is ideal for industrial, automotive, and embedded systems requiring stable and reliable power delivery.  

Featuring a high switching frequency of up to 1.2MHz, the MIC2203YMM minimizes external component size while maintaining excellent transient response. Its synchronous rectification architecture ensures high efficiency, reducing power dissipation and extending battery life in portable devices. The device supports load currents up to 3A, making it suitable for powering processors, FPGAs, and other power-hungry components.  

The MIC2203YMM includes advanced protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout, enhancing system reliability in demanding environments. Its compact 10-pin MSOP package allows for space-efficient PCB designs, making it an excellent choice for applications with size constraints.  

Engineers will appreciate the flexibility of the MIC2203YMM, which offers both fixed and adjustable output voltage options. The integrated soft-start function prevents inrush current during startup, ensuring smooth operation. Additionally, its low quiescent current in light-load conditions improves efficiency across varying power demands.  

Whether used in automotive infotainment systems, industrial automation, or IoT devices, the MIC2203YMM provides a robust and efficient power solution. Its combination of high performance, reliability, and compact design makes it a standout choice for modern electronic systems.  

For designers seeking a dependable step-down regulator with advanced features, the MIC2203YMM delivers the efficiency and performance needed for today’s power management challenges.

Application Scenarios & Design Considerations

High Efficiency 1MHz Synchronous Buck Regulator

Alternative Part Number

  • TPS62203DBVR --: Pin-compatible 3MHz synchronous step-down converter in SOT-23-5 with similar input range and 300mA output, widely available and well documented.
  • AP3403FDC-7 --: Low-noise 3MHz synchronous buck converter in small package with comparable current rating, suitable drop-in for space-constrained designs.
  • RT8059GJ5 --: 1.5MHz 1A synchronous step-down converter in TSOT-23-5 offering higher current headroom and similar control topology.
  • LTC3406ES5#TRPBF --: 1.5 MHz synchronous buck regulator in TSOT-23-5 offering comparable efficiency and load capability, suitable when higher switching frequency is acceptable.

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