A3982 View Datasheet(PDF) - Allegro MicroSystems
Part Name
Description
MFG CO.
'A3982' PDF : 11 Pages View PDF
A3982
DMOS Stepper Motor Driver with Translator
Pin List Table
Name
OUT2A
SENSE2
Description
DMOS Full Bridge 2 Output A
Sense resistor for Bridge 2
VBB2 Load supply
OUT2B DMOS Full Bridge 2 Output B
ENABLE Logic input
PGND Power ground
PGND Power ground
CP1 Charge pump capacitor 1
CP2 Charge pump capacitor 2
VCP Reservoir capacitor
VREG Regulator decoupling
MS1 Logic input
RESET Logic input
ROSC
VDD
STEP
REF
PGND
PGND
DIR
1OUT1B
VBB1
SENSE1
OUT1A
Timing set
Logic supply
Logic input
Current trip reference voltage input
Power ground
Power ground
Logic input
DMOS Full Bridge 1 Output B
Load supply
Sense resistor for Bridge 1
DMOS Full Bridge 1 Output A
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Allegro MicroSystems, LLC
10
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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