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MIC3839BMM from MICREL

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MIC3839BMM

Manufacturer: MICREL

Flexible Push-Pull PWM Controller

Partnumber Manufacturer Quantity Availability
MIC3839BMM MICREL 171 In Stock

Description and Introduction

Flexible Push-Pull PWM Controller **Introducing the MIC3839BMM: A High-Performance Power Management Solution**  

The MIC3839BMM is a highly efficient, 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 28V and an adjustable output voltage down to 0.6V, this compact and versatile regulator is ideal for a wide range of applications, including industrial automation, telecommunications, and embedded computing.  

Featuring a high switching frequency of up to 1MHz, the MIC3839BMM minimizes the need for bulky external components while delivering precise voltage regulation. Its synchronous rectification architecture ensures high efficiency, reducing power dissipation and extending battery life in portable devices. The device also incorporates advanced protection features such as overcurrent, overvoltage, and thermal shutdown, enhancing system reliability in harsh operating conditions.  

The MIC3839BMM’s small footprint and minimal external component count make it an excellent choice for space-constrained designs. Its ability to operate across a wide temperature range further ensures consistent performance in challenging environments. Engineers will appreciate its ease of use, with adjustable soft-start and power-good functionality simplifying system integration.  

Whether powering FPGAs, ASICs, or microprocessors, the MIC3839BMM provides a robust and efficient power management solution. Its combination of high efficiency, compact design, and advanced protection features makes it a standout choice for next-generation electronic systems.  

For designers seeking a reliable and high-performance DC-DC converter, the MIC3839BMM delivers the performance and flexibility needed to meet today’s power challenges.

Application Scenarios & Design Considerations

Flexible Push-Pull PWM Controller

Alternative Part Number

  • LM3478MM --: Low-side N-channel MOSFET boost/flyback controller in MSOP-8, functionally similar to the MIC3839 controller and widely available.
  • LT1932ES6 --: Compact boost/white LED driver controller with comparable switching topology, suitable as a functional substitute in many designs.
  • TPS61170DRVR --: Integrated boost converter with similar input/output range and small package, usable as a drop-in style replacement where layout allows.
  • LM5009MM --: Pin-compatible high-voltage buck converter in the same MSOP-8 package with comparable input voltage range and current capability, widely available and well documented.
  • TPS54040DGQ --: Similar step-down regulator with wide input range and integrated switch, suitable replacement where layout can accommodate the slightly different package.
  • MC34063A --: Versatile general-purpose DC-DC switching regulator that can be configured for buck operation, low cost and broadly stocked as a fallback option.

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