A3980KLPTR-T Allegro Microsystems Inc, A3980KLPTR-T Datasheet - Page 6

• Manufacturer Part Number: A3980KLPTR-T
• Description: IC DRIVER MICROSTEPPING 28-TSSOP
• Manufacturer: Allegro Microsystems Inc

Specifications of A3980KLPTR-T

• 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
• Motor Type: DMOS
• No. Of Outputs: 2
• Output Current: 1A
• Output Voltage: 50V
• Supply Voltage Range: 3V To 5.5V
• Driver Case Style: TSSOP
• No. Of Pins: 28
• Operating Temperature Range: -40°C To +125°C
• Operating Current: 12mA
• Operating Temperature Classification: Automotive
• Package Type: TSSOP EP
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 620-1298-2; A3980KLPTR-T

A3980
Table 1. Microstep Resolution Truth Table
MS1
H
H
L
L
MS2
H
H
L
L
Logic Interface Timing Diagram
MS1, MS2,
or DIR
SLEEP
STEP
Microstep Resolution
Sixteenth Step
Eighth Step
Half Step
Full Step
t
EN
t
SU
Automotive DMOS Microstepping Driver
t
H
t
STPH
Table 2. Fault Report by Fault Flags
FF1
H
H
L
L
FF2
H
H
L
L
Low Load Current, or Shorted Load
UVLO, OVLO, Overtemperature,
t
STPL
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Short to Ground
Short to Supply
with Translator
Fault
None
6