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MIC2551YML from MICREL

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MIC2551YML

Manufacturer: MICREL, MIC

USB Transceiver

Partnumber Manufacturer Quantity Availability
MIC2551YML MICREL, MIC 9051 In Stock

Description and Introduction

USB Transceiver **Enhance Power Management with the MIC2551YML**  

In today’s fast-evolving electronics landscape, efficient power management is critical for optimizing performance and reliability. The MIC2551YML stands out as a high-performance, dual-channel power distribution switch designed to meet the demands of modern USB and power delivery applications.  

Engineered for precision, the MIC2551YML integrates two independently controlled load switches with low on-resistance, minimizing power loss and improving thermal efficiency. Each channel supports up to 500mA continuous current, making it ideal for portable devices, embedded systems, and USB peripherals where space and energy efficiency are paramount.  

Key features include built-in thermal shutdown and overcurrent protection, ensuring safe operation under fault conditions. The device also offers fast turn-on and turn-off times, enhancing system responsiveness while reducing voltage drops. With a wide input voltage range of 2.7V to 5.5V, the MIC2551YML is compatible with a variety of power sources, including lithium-ion batteries and regulated power supplies.  

The compact MLF package ensures a small footprint, making it suitable for space-constrained designs. Additionally, its low quiescent current extends battery life in portable applications. Whether used in consumer electronics, industrial controls, or automotive systems, the MIC2551YML delivers robust performance with minimal external components, simplifying design and reducing BOM costs.  

For engineers seeking a reliable, high-efficiency power distribution solution, the MIC2551YML offers a compelling combination of performance, protection, and integration. Its versatility and advanced features make it a valuable component for optimizing power management in next-generation electronic designs.

Application Scenarios & Design Considerations

USB Transceiver

Alternative Part Number

  • USB2512B-AEZG --: USB 2.0 hub/transceiver controller from Microchip (which acquired Micrel), functionally similar USB interface role and widely available.
  • TUSB2046B --: USB 2.0 hub controller offering comparable USB interface functionality with broad availability and strong documentation.
  • ISP1520 --: USB hub controller with similar USB 2.0 interface function, suitable as a cross-vendor alternative when exact MIC2551YML is unavailable.
  • USB2514B-AEZG --: USB 2.0 hub/transceiver IC from Microchip (formerly SMSC) that can serve as a functional substitute in USB interface designs; different series naming makes it easy to distinguish from the source.
  • TUSB2046BVF --: USB 2.0 hub controller offering comparable USB signaling functionality; a well-supported alternative with a clearly different part number prefix.
  • CY7C65632-28LTXC --: USB hub controller IC suitable as a cross-reference alternative for USB interface applications; distinct naming and widely available.

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