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A3931, A3930 - Automotive 3-Phase BLDC Controller and MOSFET Driver

Allegro MicroSystems

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A3931 Datasheet Preview — This datasheet PDF includes multiple part numbers: A3931, A3930. Please refer to the document for exact specifications by model.

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Datasheet Details

Part number: A3931, A3930
Manufacturer: Allegro MicroSystems
File Size: 948.21 KB
Datasheet: A3930_AllegroMicroSystems.pdf
Description: Automotive 3-Phase BLDC Controller and MOSFET Driver
Note: This datasheet PDF includes multiple part numbers: A3931, A3930.
Please refer to the document for exact specifications by model.

A3931 Product details

Description

The A3930 and A3931 are three-phase brushless DC (BLDC) motor controllers for use with N-channel external power MOSFETs.

Features

▪ High current three-phase gate drive for N-channel MOSFETs ▪ Synchronous rectification ▪ Cross-conduction protection ▪ Charge pump and top-off charge pump for 100% PWM ▪ Integrated commutation decoder logic ▪ Operation over 5.5 to 50 V supply voltage range ▪ Extensive diagnostics output ▪ Provides +5 V Hall sensor power ▪ Low-current sleep mode.

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Other Datasheets by Allegro MicroSystems

A3930 - Automotive 3-Phase BLDC Controller and MOSFET Driver
A3932 - Three-Phase Power MOSFET Controller
A3933 - THREE-PHASE POWER MOSFET CONTROLLER
A3938 - Three-Phase Power MOSFET Controller
A3904 - Low Voltage Voice Coil Motor Driver
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Published: Mar 13, 2007 |