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Número de pieza
componentes Descripción
A3983 Ver la hoja de datos (PDF) - Allegro MicroSystems
Número de pieza
componentes Descripción
Fabricante
A3983
DMOS Microstepping Driver with Translator
Allegro MicroSystems
A3983 Datasheet PDF : 13 Pages
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A3983
DMOS Microstepping Driver with Translator
Functional Block Diagram
0.22 μF
0.1 μF
VDD
REF
VREG
Current
Regulator
DAC
STEP
DIR
RESET
MS1
MS2
Translator
ENABLE
SLEEP
DAC
PWM Latch
Blanking
Mixed Decay
Control
Logic
PWM Latch
Blanking
Mixed Decay
ROSC
OSC
CP1
CP2
Charge
Pump
VCP
DMOS Full Bridge
VBB1
0.1 μF
OUT1A
OUT1B
Gate
Drive
DMOS Full Bridge
SENSE1
R
S1
VBB2
OUT2A
OUT2B
SENSE2
R
S2
V
REF
26184.29A
Allegro MicroSystems, Inc.
2
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
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