AH288-PL-B

Overview

The AH288-PL-B is a fully integrated brushless DC motor driver manufactured by Diodes Incorporated. It combines control logic and power stages in a single package, designed specifically for fan motor applications. The device operates on a supply voltage range of 3.8V to 28V and supports a load voltage of the same range. It features an open/switch interface and utilizes power MOSFET technology with a low-side output configuration. The component provides an output current of 400mA and is rated for junction temperatures between -40°C and 150°C. It is housed in a 5-SIP through-hole package.

Feature Summary

• Fully integrated design combining control and power stages
• Optimized for brushless DC fan motor applications
• Utilizes power MOSFET technology for efficient switching

Applications

• Fan motor drivers

Procurement Notes

Verify the specific suffix PL-B against official Diodes Incorporated documentation to confirm the 5-SIP through-hole package variant. Ensure compatibility with the required 3.8V to 28V operating range and 400mA output current specifications for the target application. Confirm availability status as distribution data may indicate discontinuation or limited stock.

Selection Notes

Select this component when a compact, fully integrated solution for BLDC fan motors is required. It is suitable for designs needing a wide input voltage range up to 28V and high thermal tolerance up to 150°C TJ. The through-hole 5-SIP package facilitates easy integration into legacy or specific board layouts requiring robust mounting.

Part Context

This part belongs to the Diodes Incorporated motor driver family, specifically targeting brushless DC motor control. It integrates the necessary gate drive and protection circuits for low-side switching configurations. The device simplifies system design by reducing the component count typically required for discrete BLDC driver implementations.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Verify functional equivalence with other Diodes Incorporated BLDC drivers if cross-referencing is needed.