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MIC2198YML from MICREL

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MIC2198YML

Manufacturer: MICREL, MICREL, MIC

500kHz 4mm × 4mm Synchronous Buck Controller

Partnumber Manufacturer Quantity Availability
MIC2198YML MICREL, MICREL, MIC 25290 In Stock

Description and Introduction

500kHz 4mm × 4mm Synchronous Buck Controller **Power Your Designs with the MIC2198YML High-Performance DC-DC Controller**  

In the fast-evolving world of power electronics, efficiency, reliability, and compact design are critical. The **MIC2198YML** from Microchip Technology stands out as a high-performance synchronous buck controller, engineered to meet the demanding requirements of modern power supply applications.  

Designed for flexibility, the MIC2198YML operates over a wide input voltage range of **4.5V to 36V**, making it ideal for industrial, automotive, and telecommunications systems. Its advanced architecture supports high switching frequencies up to **1MHz**, enabling the use of smaller external components while maintaining excellent efficiency. This results in compact, high-density power solutions without compromising performance.  

Key features include **adaptive dead-time control**, which minimizes switching losses and enhances efficiency across varying load conditions. The controller also integrates **programmable soft-start**, preventing inrush current during startup, and a **precision reference voltage** for tight output regulation. With built-in protection mechanisms such as **overcurrent, undervoltage lockout (UVLO), and thermal shutdown**, the MIC2198YML ensures robust operation in challenging environments.  

The **MIC2198YML** is available in a space-saving **MLF® package**, making it suitable for applications where board real estate is limited. Whether used in point-of-load converters, distributed power systems, or battery-powered devices, this controller delivers consistent performance with minimal external circuitry.  

For engineers seeking a reliable, high-efficiency DC-DC solution, the MIC2198YML offers a compelling combination of versatility, precision, and durability. Its advanced features and robust design make it a preferred choice for powering next-generation electronic systems.  

Optimize your power management with the MIC2198YML—where innovation meets efficiency.

Application Scenarios & Design Considerations

500kHz 4mm × 4mm Synchronous Buck Controller

Alternative Part Number

  • LM2743MTC --: Synchronous buck controller with similar input voltage range and current-mode control, widely available and pin-compatible in function.
  • TPS40190DRC --: Low-voltage synchronous buck controller offering comparable switching frequency and gate drive capability for similar POL applications.
  • ISL6545CBZ --: Single-phase synchronous buck PWM controller with similar feature set and electrical ratings, suitable as a functional replacement.
  • LM2743MM --: Synchronous buck controller with similar voltage-mode architecture and MSOP-8 package, widely available and pin-functionally comparable.
  • TPS40057PWPR --: Wide-input synchronous buck controller offering comparable gate drive and current-limit features, suitable as a functional substitute.
  • LM3478MM --: Widely available low-side N-channel MOSFET boost controller in MSOP-8, functionally similar to the MIC2198 boost controller and easy to source as a second source.
  • LT1932ES6 --: Compact boost/step-up controller with comparable input range and switching behavior, suitable as a drop-in functional substitute in many boost converter designs.
  • TPS40210DGQ --: Versatile wide-input boost controller with external MOSFET, offering similar control topology and design flexibility for replacement.

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