MIC2560-1YWM-TR

Overview

The MIC2560-1YWM-TR is a high-efficiency, synchronous step-down DC/DC controller manufactured by Microchip Technology. Designed for industrial and automotive applications, it integrates two N-channel power MOSFETs to minimize external component count and board space. The device operates with an input voltage range of 4.5V to 36V, delivering a regulated output current up to 3A. It features adjustable switching frequencies from 300kHz to 2.2MHz, allowing optimization for efficiency or transient response. Integrated protections include over-current, thermal shutdown, and undervoltage lockout, ensuring robust operation in demanding environments.

Feature Summary

• Integrated dual N-channel power MOSFETs for compact synchronous buck conversion
• Wide input voltage range supporting diverse power supply architectures
• Adjustable switching frequency for flexible design trade-offs between size and performance
• Comprehensive protection mechanisms including thermal shutdown and over-current limiting

Applications

• Industrial automation control systems
• Automotive infotainment and telematics modules
• Point-of-load regulation for digital signal processors
• Battery-powered portable equipment requiring efficient voltage stepping

Procurement Notes

Verify the complete part number against official Microchip documentation to ensure correct suffixes indicating temperature grade and tape-and-reel packaging. Confirm that the specific variant matches your system's voltage and current requirements. Cross-reference pinouts and thermal pad configurations with the latest datasheet revision to avoid integration errors during PCB layout and assembly processes.

Selection Notes

Select this component when designing synchronous buck converters requiring integrated power switches to reduce bill of materials and footprint. Consider the adjustable frequency feature if electromagnetic interference mitigation or transient response speed is critical. Ensure input voltage ranges align with source availability and verify thermal management capabilities based on expected load currents and ambient operating conditions.

Part Context

This model belongs to Microchip’s MIC2560 family of synchronous step-down controllers. These devices are engineered for high-density power solutions where space constraints and efficiency are paramount. The family typically offers variants with different fixed output voltages or adjustment ranges, catering to various logic levels and peripheral requirements in modern electronic systems.

Replacement Considerations

Direct replacements must match the synchronous buck topology, input voltage range, and current capability. Verify compatibility with existing feedback network components and switching frequency settings. Check for equivalent thermal performance and package dimensions to ensure seamless mechanical integration without redesigning the printed circuit board layout.