MIC2514YM5-TR

Overview

The MIC2514YM5-TR is a synchronous buck controller from Microchip Technology designed for high-efficiency power conversion. It integrates a high-side and low-side MOSFET driver with an adjustable switching frequency up to 1MHz. The device features cycle-by-cycle current limit protection, thermal shutdown, and undervoltage lockout. It operates from input voltages between 3V and 60V, supporting output currents determined by external components. The YM5 package provides a compact solution for space-constrained applications requiring precise voltage regulation.

Feature Summary

• Integrates high-side and low-side drivers for synchronous rectification
• Includes comprehensive protection mechanisms such as thermal shutdown and current limiting
• Supports wide input voltage range for versatile power supply designs

Applications

• Point-of-load converters in industrial equipment
• Power supplies for telecommunications infrastructure
• Battery-powered devices requiring efficient step-down conversion

Procurement Notes

Verify the specific suffix 'TR' indicates tape-and-reel packaging when ordering. Confirm that the 'YM5' designation matches the required pinout and thermal characteristics for your PCB layout. Ensure compatibility with your target input voltage range and switching frequency requirements before finalizing procurement.

Selection Notes

Select this component when a synchronous buck topology is required for improved efficiency over diode-based solutions. Consider the integrated protection features if system reliability against overcurrent or overheating is critical. Evaluate the operating temperature range and package thermal performance to ensure suitability for the intended environment.

Part Context

This part belongs to Microchip's family of DC/DC controllers. It complements other buck regulators by offering synchronous control capabilities. The design supports various industrial and commercial applications where size and efficiency are prioritized. It serves as a core component in multi-phase or single-phase power management systems.

Replacement Considerations

Check for direct pin-compatible alternatives within the same manufacturer's portfolio. Verify that any substitute maintains similar electrical characteristics, particularly regarding maximum input voltage and switching frequency. Ensure that protection features and control interfaces remain compatible with existing circuit designs.