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A4993

Part Number	A4993
Manufacturer	Allegro
Description	Automotive Stepper Driver
Published	Dec 6, 2023
Detailed Description	FEATURES AND BENEFITS • Peak motor current up to 1.4 A at 28 V • Low RDS(ON) outputs, 0.5 Ω source and sink typical • Co...
Datasheet	A4993 PDF File

Overview

FEATURES AND BENEFITS • Peak motor current up to 1.
4 A at 28 V • Low RDS(ON) outputs, 0.
5 Ω source and sink typical • Continuous operation at high ambient temperature • 3.
5 to 50 V supply operation • Adaptive mixed current decay • Synchronous rectification for low power dissipation • Internal overvoltage and undervoltage lockout • Hot warning and overtemperature shutdown • Crossover-current protection • Short-circuit, open-load diagnostics • Stall-detect features • Configurable through serial interface APPLICATIONS • Automotive stepper motors • Engine management • Headlamp positioning • HVAC flap and valve control PACKAGE: 20-Pin TSSOP with Exposed Thermal Pad (suffix LP) Not to scale A4993...

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