A4982SETTR-T Allegro Microsystems Inc, A4982SETTR-T Datasheet - Page 15

• Manufacturer Part Number: A4982SETTR-T
• Description: IC STEPPER MOTOR DRIVER 32QFN
• Manufacturer: Allegro Microsystems Inc

Specifications of A4982SETTR-T

• Applications: Stepper Motor Driver
• Number Of Outputs: 1
• Current - Output: ±2A
• Voltage - Load: 8 V ~ 35 V
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN Exposed Pad
• Motor Type: Stepper
• No. Of Outputs: 2
• Output Current: 2A
• Output Voltage: 35V
• Supply Voltage Range: 3V To 5.5V
• Driver Case Style: QFN
• No. Of Pins: 32
• Operating Temperature Range: -20°C To +85°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 620-1340-2

A4982
Figure 13. Decay Modes for Sixteenth-Step Increments
Direction = H
Direction = H
Phase 1
Phase 2
I
I
OUT2B
OUT1A
STEP
(%)
(%)
–100
–100
100
–10
–20
–29
–38
–47
–56
–63
–71
–77
–83
–88
–96
100
–10
–20
–29
–38
–47
–56
–63
–71
–77
–83
–88
–96
96
88
83
77
71
63
56
47
38
29
20
10
96
88
83
77
71
63
56
47
38
29
20
10
0
0
Slow
DMOS Microstepping Driver with Translator
Mixed
Slow
Mixed
*With ROSC pin tied to GND
Slow
DIR= H
Mixed*
Mixed*
And Overcurrent Protection
Mixed
Slow
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Mixed
Slow
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