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MIC4742YTSE from MICREL

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MIC4742YTSE

Manufacturer: MICREL, MIC, MICREL

2 MHz Dual 2A Integrated Switch Buck Regulator

Partnumber Manufacturer Quantity Availability
MIC4742YTSE MICREL, MIC, MICREL 1083 In Stock

Description and Introduction

2 MHz Dual 2A Integrated Switch Buck Regulator **Introducing the MIC4742YTSE: A High-Performance Power Management Solution**  

The MIC4742YTSE is a versatile, high-efficiency synchronous step-down DC-DC converter designed to meet the demanding power requirements of modern electronic systems. With an input voltage range of 4.5V to 42V and an adjustable output voltage as low as 0.6V, this compact yet powerful regulator is ideal for a wide range of applications, including industrial automation, telecommunications, and embedded computing.  

Engineered for precision and reliability, the MIC4742YTSE delivers up to 2A of continuous output current with exceptional efficiency, minimizing power loss and thermal dissipation. Its synchronous rectification architecture ensures optimal performance, even under varying load conditions, making it a preferred choice for energy-sensitive designs.  

Key features include a fixed-frequency PWM operation for stable performance across different loads, integrated overcurrent and thermal protection for enhanced system safety, and a power-saving mode that maximizes efficiency during light-load conditions. The device also supports external synchronization, allowing seamless integration into multi-phase power systems.  

Housed in a thermally enhanced 10-pin TDFN package, the MIC4742YTSE offers excellent thermal management in space-constrained environments. Its robust design and high switching frequency (up to 2MHz) enable the use of smaller external components, reducing overall board footprint without compromising performance.  

Whether powering FPGAs, microcontrollers, or distributed power systems, the MIC4742YTSE provides a reliable, high-efficiency solution for designers seeking superior power management in a compact form factor. Its combination of flexibility, efficiency, and protection features makes it an excellent choice for next-generation electronic applications.

Application Scenarios & Design Considerations

2 MHz Dual 2A Integrated Switch Buck Regulator

Alternative Part Number

  • TPS54202DDCR --: 2A synchronous buck converter in SOT-23-6 with similar input range and pinout, widely available and a common drop-in replacement for MIC4742.
  • AP3429AKTTR-G1 --: 2A step-down converter in SOT-23-6 with comparable switching frequency and current rating, suitable for the same point-of-load applications.
  • MP2315GJ-Z --: 3A synchronous buck converter in TSOT-23-8 offering higher current headroom and similar electrical characteristics for the same design slot.
  • MP2315GJ --: High-efficiency 3A synchronous step-down converter in a small package, suitable drop-in functional replacement for similar buck applications.

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