a4982 Allegro MicroSystems, Inc., a4982 Datasheet - Page 13

• Manufacturer Part Number: a4982
• Description: Dmos Microstepping Driver With Translator And Overcurrent Protection
• Manufacturer: Allegro MicroSystems, Inc.

A4982
GND
VDD
VREG
C6
OUT2B
GND
GND
GND
10 V
8 V
C4
C3
OUT2A
C5 ROSC
R4
V
GND
BB
Figure 9. ET package typical application and circuit layout
OUT1A
R5
VBB
SENSE
U1
40 V
GND
DMOS
Parasitic
GND
C1
DMOS Microstepping Driver with Translator
OUT1B
PGND
R3
GND
CAPACITANCE
Pin Circuit Diagrams
V
GND
REG
BULK
VDD
VBB
C2
GND
GND
ENABLE
RESET
SLEEP
STEP
MS1
MS2
DIR
V
BB
GND
8 V
OUT2B
and Overcurrent Protection
C6
C4
8 V
C3
GND
VCP
C7
OUT2B
VBB2
ENABLE
GND
CP1
CP2
C5
GND
R4
OUT2A
GND
CP1
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
A4982
ROSC
PAD
OUT1A
V
GND
CP2
BB
R5
DMOS
Parasitic
OUT1B
GND
STEP
VBB1
GND
REF
DIR
C1
DMOS
Parasitic
OUT1B
OUT
C2
V
V
DD
BB
13