MIC2019YM6TX

Overview

The MIC2019YM6TX is a single high-side power distribution switch manufactured by Microchip Technology. It features a P-channel MOSFET configured for load driver applications with a 1:1 input-to-output ratio. The device supports a load voltage range of 2.5V to 5.5V and delivers a maximum output current of 900mA. Key electrical characteristics include a typical on-resistance of 170 milliohms and an adjustable current limit. Integrated fault protection mechanisms provide overcurrent limiting and thermal shutdown capabilities. The component operates within a temperature range of -40°C to +85°C and utilizes a SOT-23-6 surface-mount package.

Feature Summary

• Integrates a P-channel power switch with non-inverting open/switch interface control
• Provides adjustable current limiting and thermal overload protection for circuit safeguarding
• Features Kickstart technology to manage inrush currents during load connection

Applications

• USB port power distribution and protection
• Peripheral card hot insertion systems
• Battery-powered equipment load switching

Procurement Notes

Verify the specific suffix 'TX' against the official Microchip datasheet to confirm exact packaging specifications and tape-and-reel parameters. Ensure compatibility with RoHS3 standards and check for any recent Product Change Notices regarding manufacturing location or material composition updates prior to finalizing procurement orders.

Selection Notes

Select this component when a compact, single-channel high-side switch is required for low-voltage DC loads. The SOT-23-6 package suits space-constrained designs. Consider the 900mA continuous current rating and 170 milliohm on-resistance for efficiency calculations. Verify that the adjustable current limit threshold aligns with the protected load requirements.

Part Context

This part belongs to the MIC2019 family of fixed and adjustable current-limiting power distribution switches. It serves as a robust solution for protecting downstream circuits from short circuits and overloads. The device is commonly used in consumer electronics and industrial interfaces where reliable power management and fault isolation are critical system requirements.

Replacement Considerations

Cross-reference with MIC2019A-2YM6-TR for similar functional specifications within the same manufacturer portfolio. Verify pinout compatibility and electrical parameter alignment before substituting.