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MIC2185BM from MICREL

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MIC2185BM

Manufacturer: MICREL, MICREL

Low Voltage Synchronous Boost PWM Control IC

Partnumber Manufacturer Quantity Availability
MIC2185BM MICREL, MICREL 3703 In Stock

Description and Introduction

Low Voltage Synchronous Boost PWM Control IC **Introducing the MIC2185BM: A High-Performance Power Management Solution**  

The MIC2185BM is a versatile synchronous buck controller designed to deliver efficient and reliable power conversion for a wide range of applications. Engineered for precision and performance, this component is ideal for systems requiring high efficiency, tight voltage regulation, and robust thermal management.  

Featuring an input voltage range of 4.5V to 30V, the MIC2185BM supports output voltages as low as 0.8V, making it suitable for powering sensitive digital circuits, FPGAs, processors, and other low-voltage ICs. Its synchronous rectification architecture enhances efficiency, reducing power losses and heat dissipation—critical for compact or high-density designs.  

The MIC2185BM operates at a fixed 300kHz switching frequency, ensuring stable performance while minimizing electromagnetic interference (EMI). Its advanced control loop provides fast transient response, maintaining consistent voltage levels even under dynamic load conditions. Additionally, integrated protection features such as overcurrent protection, undervoltage lockout (UVLO), and thermal shutdown enhance system reliability.  

Designed for ease of use, the MIC2185BM requires minimal external components, simplifying board layout and reducing overall system cost. Its compact SOIC-8 package makes it an excellent choice for space-constrained applications without compromising performance.  

Whether used in industrial automation, telecommunications, or embedded computing, the MIC2185BM delivers the efficiency, precision, and durability needed for modern power management challenges. Engineers seeking a dependable buck controller with high efficiency and robust protection will find this component an invaluable addition to their designs.  

For detailed specifications and application guidance, consult the datasheet to ensure optimal integration into your power supply system.

Application Scenarios & Design Considerations

Low Voltage Synchronous Boost PWM Control IC

Alternative Part Number

  • LM3488MM --: Low-side N-channel MOSFET controller in an 8-pin MSOP package with similar boost/SEPIC capability and wide input range, a common drop-in style alternative.
  • LT1945EMS --: Dual-channel boost/inverting switching regulator in MSOP-10 with comparable input voltage range and current capability, suitable for similar power supply designs.
  • MC34063ADR2G --: Widely available general-purpose DC-DC switching regulator in SOIC-8 that can implement boost and inverting topologies, a cost-effective fallback with broad second-source availability.
  • MAX668EUB --: Constant-frequency current-mode step-up controller in a small package, functionally comparable to the MIC2185 boost controller.
  • LT1940EFE --: Wide input range switching regulator controller with comparable drive capability, suitable as a functional substitute in similar boost applications.

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