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A3980KLP Datasheet(PDF) 4 Page - Allegro MicroSystems

Part # A3980KLP
Description  Automotive DMOS Microstepping Driver with Translator
PDF  18 Pages
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Manufacturer  ALLEGRO [Allegro MicroSystems]
Direct Link  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

A3980KLP Datasheet(HTML) 4 Page - Allegro MicroSystems

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Automotive DMOS Microstepping Driver
with Translator
A3980
3
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Functional Block Diagram
SENSE1
SENSE2
VREG
VCP
CP1
AGND
Control
Logic
PFD
VBATT
5 V
DAC
V
REF
VDD
PWM Latch
Blanking
Mixed Decay
R
T2
C
T2
RC2
SR
SLEEP
ENABLE
DAC
STEP
DIR
MS1
MS2
PWM Latch
Blanking
Mixed Decay
RC1
R
T1
C
T1
SENSE 1
SENSE 2
REF
Voltage
Regulator
CP2
Charge
Pump
C
CP
R
S1
R
S2
VBB1
OUT1A
OUT1B
VBB2
OUT2A
OUT2B
C
CS
PGND
VDD
VCP
VBB
OUT2A/2B
SENSE1
SENSE2
OVLO
UVLO
OVERTEMP
SHORT SENSE
OPEN SENSE
FF1
FF2
OUT1A/1B
V
REF
Translator
Gate
Drive
DMOS Full Bridge
DMOS Full Bridge



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