SLA6816MZ LF2175

Overview

The SLA6816MZ is a monolithic integrated circuit designed for driving three-phase brushless DC motors. It integrates high-voltage power output stages with a built-in Hall sensor signal processing circuit, eliminating the need for external Hall effect sensors. The device features an internal oscillator for frequency control and includes comprehensive protection mechanisms such as overcurrent detection, thermal shutdown, and under-voltage lockout to ensure reliable operation in demanding motor drive applications.

Feature Summary

• Integrates three-phase power output stage with Hall sensor signal processing circuit
• Includes internal oscillator for speed control without external timing components
• Provides overcurrent protection, thermal shutdown, and under-voltage lockout

Applications

• Three-phase brushless DC motor drives in home appliances
• Fan and pump control systems in air conditioners
• Industrial motor control applications requiring integrated sensing

Procurement Notes

Verify the specific suffix LF2175 against the manufacturer's official datasheet to confirm exact pinout compatibility and revision status. Ensure the operating voltage and current ratings match the target application requirements before procurement. Confirm RoHS compliance status if required by the end product specifications.

Selection Notes

Select this component when a compact solution integrating both power switching and Hall sensor decoding is required. It simplifies design by removing external Hall sensors and associated conditioning circuits. Consider the thermal performance and package type for heat dissipation needs in the final enclosure design.

Part Context

This part belongs to Sanken Electric's family of intelligent power modules focused on motor control. It combines power electronics with control logic to reduce system complexity. The integration of Hall signal processing allows for direct connection to Hall sensors, streamlining the hardware architecture for three-phase BLDC motor applications.

Replacement Considerations

Consult official substitution lists for equivalent integrated motor drivers with similar voltage and current ratings. Verify pin-to-pin compatibility if replacing in existing designs. Cross-reference feature sets to ensure adequate protection mechanisms are maintained.