3933 - THREE-PHASE POWER MOSFET CONTROLLER

Allegro MicroSystems

3933 Datasheet Preview — Preview of 3933 PDF

Datasheet Details

Part number	3933
Manufacturer	Allegro MicroSystems
File Size	168.98 KB
Description	THREE-PHASE POWER MOSFET CONTROLLER
Datasheet	3933_AllegroMicroSystems.pdf

3933 Product details

Description

Terminal 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 Name PGND RESET GLC SC GHC CC GLB SB GHB CB GLA SA GHA CA VCCOUT LCAP FAULT MODE VBB H1 H3 H2 DIR BRAKE BRKCAP BRKSEL PWM RC SENSE REF DEAD AGND RESET A logic input used to enable the device, internally pulled up to VLCAP (+5 V).

Features

I I I I I I I I I I I I I I Drives External N-Channel FETs Intelligent High-Side Gate Drive Selectable Coast or Dynamic Brake on Power Down Adjustable Dead Time for Cross-Conduction Protection Selectable Fast or Slow Current-Decay Modes Internal PWM Peak Current Control Reset/Coast Input 120° Hall Commutation with Internal Pullup Internal 5-V Regulator Low-Side Synchronous Rectification Direction Control PWM Speed-Control Input Fault-Diagnostic Output Under-Voltage Protection 3933 THREE-PHASE P.

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Published: Mar 30, 2005 |