A3980KLP Allegro Microsystems Inc, A3980KLP Datasheet - Page 8

• 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
Figure 5. Full Step
Figure 7. Eighth Step
Direction = H
Direction = H
Direction = H
Direction = H
Phase 1
Phase 2
Phase 1
Phase 2
STEP
I
I
OUT1B
OUT2B
I
I
OUT1B
OUT2B
(%)
(%)
(%)
(%)
–100.00
–100.00
100.00
–19.51
–38.27
–55.56
–70.71
–83.15
–92.39
100.00
–19.51
–38.27
–55.56
–70.71
–83.15
–92.39
–100.00
–100.00
100.00
–70.71
100.00
–70.71
92.39
83.15
70.71
55.56
38.27
19.51
92.39
83.15
70.71
55.56
38.27
19.51
70.71
70.71
0.00
0.00
Mixed
Slow
Automotive DMOS Microstepping Driver
Mixed
Slow
Figure 6. Half Step
Direction = H
Direction = H
Phase 1
Phase 2
Mixed
Slow
I
I
OUT1B
OUT2B
(%)
(%)
–100.00
–100.00
100.00
–70.71
100.00
–70.71
70.71
70.71
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
with Translator
Mixed
Slow
8