A3980KLP Allegro Microsystems Inc, A3980KLP Datasheet - Page 3

• Manufacturer Part Number: A3980KLP
• Description: IC DRIVER MICROSTEPPING 28-TSSOP
• Manufacturer: Allegro Microsystems Inc

Specifications of A3980KLP

• Applications: Stepper Motor Driver
• Number Of Outputs: 1
• Current - Output: ± 1A
• Voltage - Load: 7 V ~ 50 V
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP Exposed Pad, 28-eTSSOP, 28-HTSSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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