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A3946

Part Number	A3946
Manufacturer	Allegro MicroSystems
Description	Half-Bridge Power MOSFET Controller
Published	Oct 5, 2014
Detailed Description	A3946 Half-Bridge Power MOSFET Controller FEATURES AND BENEFITS ▪ On-chip charge pump for 7 V minimum input supply volt...
Datasheet	A3946 PDF File

Overview

A3946 Half-Bridge Power MOSFET Controller FEATURES AND BENEFITS ▪ On-chip charge pump for 7 V minimum input supply voltage ▪ High-current gate drive for driving a wide range of N‑channel MOSFETs ▪ Bootstrapped gate drive with top-off charge pump for 100% duty cycle ▪ Overtemperature protection ▪ Undervoltage protection ▪ –40°C to 135°C ambient operation PACKAGE: 16-pin TSSOP with exposed thermal pad (Suffix LP) DESCRIPTION The A3946 is designed specifically for applications that require high power unidirectional DC motors, three-phase brushless DC motors, or other inductive loads.
The A3946 provides two high-current gate drive outputs that are capable of driving a wide range of power N-c...

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