A3935KJP

Overview

The A3935KJP is a three-phase brushless DC motor controller manufactured by Allegro MicroSystems. It operates within a supply voltage range of 4.75V to 5.25V and supports load voltages from 7V to 40V. The device utilizes a 36-pin QSOP package with surface mount installation. It functions as a commutation and direction management controller, featuring parallel interface technology and power MOSFET output configuration.

Feature Summary

• Integrated three-phase commutation and direction management for brushless DC motors
• Power MOSFET technology for efficient switching performance
• Parallel interface compatibility for system integration

Applications

• Brushless DC motor control systems
• Industrial motion control applications
• Automotive electronics requiring precise motor management

Procurement Notes

Verify component authenticity through authorized distributors. Confirm package integrity upon receipt. Check datasheet specifications against current design requirements. Ensure proper handling procedures are followed due to moisture sensitivity classification. Validate pinout alignment before PCB assembly.

Selection Notes

Evaluate thermal management requirements for the QSOP package. Consider operating temperature ranges relative to application environment. Assess voltage compatibility with existing power supplies. Review interface signals for microcontroller compatibility. Verify current capabilities match motor specifications.

Part Context

This component belongs to the A3935 series of motor controllers designed for three-phase BLDC applications. It integrates control logic with power stages in a compact surface-mount package. The series targets applications requiring reliable commutation without external complex circuitry.

Replacement Considerations

A4933KJPTR-T is listed as a similar replacement option.