AM4951MPTR-G1

Overview

The AM4951MPTR-G1 is a single-phase brushless DC motor controller manufactured by Diodes Incorporated. It utilizes bipolar process technology to drive fan motors with a maximum output current of 0.5A. The device operates within an ambient temperature range of -40°C to +105°C and is housed in a PSOP-8 package. This component is designed for high reliability and low noise applications, featuring lock shutdown and automatic restart capabilities.

Feature Summary

• Integrates lock shutdown and automatic restart functions to enhance operational reliability during motor stall conditions.
• Designed for silent operation and high efficiency suitable for noise-sensitive environments.
• Utilizes bipolar process technology for robust single-phase BTL output driving.

Applications

• Personal computer cooling systems
• Notebook CPU cooling fans
• Car audio system ventilation

Procurement Notes

Verify the specific suffix against official documentation to confirm package type and voltage rating compatibility. Confirm availability status as distribution channels may vary. Ensure environmental compliance requirements match project specifications before finalizing procurement orders.

Selection Notes

Select this component for single-phase fan motor control requiring integrated protection features. Consider the PSOP-8 package constraints for thermal management. Evaluate the 0.5A current limit against specific motor load requirements to ensure adequate performance margins.

Part Context

This part belongs to the AM4951/R/2 series of single-phase BTL output fan motor drivers. The series is engineered for consumer electronics and computing hardware where low noise and high reliability are critical design parameters.

Replacement Considerations

Consult official manufacturer documentation for qualified substitute part numbers. Verify pinout and electrical parameter compatibility before implementing any alternative components in existing designs.