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Product Detailed Parameters
- Description：IC MOTOR DRIVER 3V-5.5V 44PLCC
- Series：-
- Mfr：Allegro MicroSystems
- Package：Tube
- Motor Type - Stepper：-
- Motor Type - AC, DC：Brushless DC (BLDC)
- Function：Driver - Fully Integrated, Control and Power Stage
- Output Configuration：Half Bridge (3)
- Interface：Parallel
- Technology：DMOS
- Step Resolution：-
- Applications：General Purpose
- Current - Output：3A
- Voltage - Supply：3V ~ 5.5V
- Voltage - Load：9V ~ 50V
- Operating Temperature：-20°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：44-LCC (J-Lead)
- Supplier Device Package：44-PLCC (16.59x16.59)
- Grade：-
- Qualification：-
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Overview
The A3936SED is a fully integrated brushless DC motor controller and driver manufactured by Allegro MicroSystems. It utilizes DMOS technology to provide three half-bridge outputs capable of delivering up to 3A per phase. The device operates with a supply voltage range of 3V to 5.5V and supports load voltages from 9V to 50V. It features a parallel interface and is housed in a 44-PLCC package measuring 16.59x16.59 mm. The component functions as a complete control and power stage solution for BLDC applications.
Feature Summary
- Fully integrated controller and power stage for brushless DC motors
- Three-phase half-bridge output configuration
- Parallel interface for digital control signals
Applications
- Brushless DC motor control systems
- General purpose motor drive applications
Procurement Notes
Verify the current lifecycle status, as this part may be discontinued or subject to change. Confirm RoHS compliance requirements against specific project standards, noting that listed data indicates non-compliance. Ensure the 44-PLCC package dimensions match the target PCB layout constraints before finalizing procurement decisions.
Selection Notes
Select this component when a fully integrated solution for BLDC motors is required without external logic. Verify that the system load voltage falls within the 9V to 50V range and the control logic operates between 3V and 5.5V. Ensure the thermal design accommodates the junction temperature limits specified for the 44-PLCC package during operation.
Part Context
This device belongs to the A3936 series of motor drivers from Allegro MicroSystems. It is designed specifically for brushless DC motor applications, combining control logic with high-current power stages. The series offers a compact alternative to discrete solutions, integrating necessary gate drivers and protection features into a single semiconductor package.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Consult manufacturer resources for direct replacements or pin-compatible alternatives.
