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MIC3838BMM from MICREL

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MIC3838BMM

Manufacturer: MICREL

Flexible Push-Pull PWM Controller

Partnumber Manufacturer Quantity Availability
MIC3838BMM MICREL 7037 In Stock

Description and Introduction

Flexible Push-Pull PWM Controller # **Introducing the MIC3838BMM: A High-Performance Synchronous Buck Regulator**  

The **MIC3838BMM** is a highly efficient synchronous buck regulator designed to deliver precise power conversion for a wide range of applications. With its advanced architecture, this component ensures optimal performance in compact and power-sensitive designs, making it an ideal choice for modern electronic systems.  

## **Key Features**  

- **High Efficiency:** The MIC3838BMM operates with up to **95% efficiency**, minimizing power loss and heat generation, which is critical for battery-powered and energy-conscious applications.  
- **Wide Input Voltage Range:** Supporting an input voltage range of **4.5V to 30V**, this regulator is versatile enough for industrial, automotive, and consumer electronics.  
- **Adjustable Output Voltage:** The output can be adjusted from **0.8V to 24V**, providing flexibility for various circuit requirements.  
- **Integrated MOSFETs:** With built-in **high-side and low-side MOSFETs**, the MIC3838BMM reduces external component count, simplifying PCB design and lowering overall system cost.  
- **Programmable Switching Frequency:** Users can set the switching frequency between **200kHz to 1MHz**, allowing optimization for efficiency or component size.  
- **Robust Protection Features:** The regulator includes **overcurrent protection (OCP), thermal shutdown, and undervoltage lockout (UVLO)**, ensuring reliable operation under demanding conditions.  

## **Applications**  

The MIC3838BMM is well-suited for:  
- **Industrial automation and control systems**  
- **Automotive infotainment and ADAS modules**  
- **Telecommunications and networking equipment**  
- **Portable and battery-powered devices**  

Engineers seeking a compact, high-efficiency power solution will find the **MIC3838BMM** to be a reliable and adaptable choice for their next-generation designs. Its combination of performance, flexibility, and protection features makes it a standout option in the power management landscape.

Application Scenarios & Design Considerations

Flexible Push-Pull PWM Controller

Alternative Part Number

  • LM5020MM-1 --: Current-mode PWM controller in MSOP-8 with similar supply range and gate drive, a common drop-in style replacement for MIC3838 designs.
  • UCC2803Q --: Low-power current-mode PWM controller offering comparable oscillator and output drive characteristics for flyback and forward converters.
  • NCP1200P60 --: Integrated current-mode PWM controller with fixed 60 kHz switching, suitable for low-power offline supplies where MIC3838 was used.

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