BM6208FS-E2

Full Half-Bridge (H Bridge) Drivers Overview

The BM6208FS-E2 is a three-phase brushless DC motor driver IC designed for fan motor applications. It integrates a 180° sinusoidal commutation controller, high-voltage gate driver, and output transistors using PrestoMOS™ technology in a compact 54-SSOP package. The device supports a supply voltage range of 13.5V to 16.5V with a maximum load voltage of 600V. It delivers an output current of 1.5A per channel and includes built-in protection circuits such as overcurrent, overheating, and under-voltage lockout.

Full Half-Bridge (H Bridge) Drivers Feature Summary

• Integrates 180-degree sinusoidal commutation control with PWM upper and lower arm switching for optimized motor drive.
• Features floating high-side driver bootstrap operation including an integrated diode with current regulation.
• Includes comprehensive protection mechanisms: current limit, over-temperature shutdown, UVLO, and external fault input.
• Provides phase control support from 0 to +40 degrees at 1-degree intervals and FG signal output with selectable pulse counts.

Full Half-Bridge (H Bridge) Drivers Applications

• Air conditioner fan motors
• Air purifier fan motors
• Water pump motors
• Washing machine motors

Full Half-Bridge (H Bridge) Drivers Procurement Notes

Verify the specific suffix 'E2' against the manufacturer's latest datasheet to confirm pin compatibility and environmental compliance status. Ensure the design accounts for the 54-SSOP thermal characteristics and moisture sensitivity level during assembly. Confirm that the 13.5V to 16.5V supply range aligns with the target system power architecture before finalizing procurement.

Full Half-Bridge (H Bridge) Drivers Selection Notes

Select this component for applications requiring integrated sinusoidal commutation and high-voltage handling in a small footprint. It is suitable for systems needing precise phase control and multiple protection features without external discrete components. Consider the 54-SSOP package constraints and operating temperature range when evaluating thermal management requirements for the target enclosure.

Full Half-Bridge (H Bridge) Drivers Part Context

This part belongs to ROHM's PrestoMOS™ series of motor drivers, which combine logic and power stages in a single molded package. The BM6208FS-E2 is specifically engineered for AC motor interfaces and three-phase BLDC applications, offering a solution for downsizing PCBs in home appliance fan systems compared to discrete implementations.

Full Half-Bridge (H Bridge) Drivers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify cross-references through official ROHM channels or authorized distributors to ensure functional equivalence regarding pinout and electrical specifications.

Full Half-Bridge (H Bridge) Drivers FAQ

What type of commutation does the BM6208FS-E2 support?

It supports 180-degree sinusoidal commutation with PWM control for both upper and lower arms.

Does the IC include internal bootstrap diodes?

Yes, it includes a high-voltage bootstrap diode with current regulation for the floating high-side driver.