MIC9130YM-TR

Overview

The MIC9130YM-TR is a high-voltage switch-mode power supply controller manufactured by Microchip Technology. It supports both boost and buck topologies for DC/DC conversion applications. The device operates with an input voltage range of 36V to 57V, making it suitable for Power over Ethernet (PoE) Powered Device implementations compliant with IEEE802.3af standards. It features a fixed switching frequency of 2.5MHz and delivers up to 1A output current. The component is housed in a 16-pin SOIC package and functions within a temperature range of -40°C to +125°C.

Feature Summary

• Supports flexible boost and buck converter topologies for efficient DC/DC power conversion
• Designed for high-voltage inputs compatible with standard PoE Powered Device requirements
• Integrates Pulse Width Modulation (PWM) control for stable regulation

Applications

• Power over Ethernet (PoE) Powered Device evaluation boards
• IEEE802.3af compliant power solutions
• Single-output power supplies for Ethernet routers and switches

Procurement Notes

Verify the specific suffix 'TR' indicates tape-and-reel packaging when sourcing components. Confirm that the operating environment remains within the specified -40°C to +125°C thermal limits. Ensure input voltage does not exceed the maximum rating during transient conditions. Cross-reference the datasheet for required external passive component values to achieve optimal performance and stability.

Selection Notes

Select this controller for designs requiring high-voltage input handling and compact form factors. It is appropriate for applications needing integrated PWM control without external oscillator timing. Consider the 2.5MHz switching frequency for balancing efficiency and component size. Validate compatibility with the target load current and required output voltage levels before integration.

Part Context

This component belongs to Microchip's portfolio of switch-mode power supply controllers. It is engineered specifically for telecom and industrial DC/DC conversion tasks. The device integrates essential control logic to simplify the design of isolated and non-isolated power stages. Its robust architecture supports reliable operation in demanding electronic environments.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.