AH9281RTR-G1

Overview

The AH9281RTR-G1 is a fully integrated brushless DC motor driver manufactured by Diodes Incorporated. It operates within a supply voltage range of 2.5V to 16V and delivers an output current of 500mA. The device utilizes CMOS technology with power MOSFETs and features a low-side dual output configuration. It is housed in a surface-mount SOT-89-5 package and supports on/off interface control. The component functions as a complete driver, controller, and power stage solution.

Feature Summary

• Integrates full control logic and power stages for simplified design
• Supports Brushless DC (BLDC) motor types via low-side outputs
• Utilizes CMOS and Power MOSFET technology for efficient switching

Applications

• Fan motor drivers

Procurement Notes

Verify the specific part number against manufacturer documentation to confirm availability status. Note that this component may be subject to End-of-Life notices or product change notifications. Ensure that the ordering suffix matches the required packaging format. Cross-reference technical specifications with the latest datasheet to validate compatibility with target system requirements before procurement.

Selection Notes

Select this component for applications requiring a compact, integrated solution for controlling BLDC motors. The SOT-89-5 package offers space efficiency for surface mount designs. Consider the 500mA output capability and 16V maximum voltage limit when designing the power stage. Verify thermal performance requirements given the single-channel low-side configuration.

Part Context

This part belongs to the AH9281 series of motor drivers from Diodes Incorporated. It is categorized under PMIC Motor Drivers and Controllers. The device is designed to replace discrete solutions by combining gate drive, logic, and protection circuits into a single monolithic IC, reducing board space and component count.

Replacement Considerations

• AH9281RTR-G1