A4985SETTR-T Allegro Microsystems Inc, A4985SETTR-T Datasheet - Page 16

• Manufacturer Part Number: A4985SETTR-T
• Description: IC STEPPER MOTOR DRIVER 32QFN
• Manufacturer: Allegro Microsystems Inc

Specifications of A4985SETTR-T

• Applications: Stepper Motor Driver, 2 Phase
• Number Of Outputs: 1
• Current - Output: *
• 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: 1A
• 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
• For Use With: 620-1374 - Board Eval Motor Control A4985
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

A4985
Direction = H
Direction = H
Phase 1
Phase 2
Figure 11. Decay Modes for Eighth-Step Increments
STEP
I
I
OUT1A
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
92.39
83.15
70.71
55.56
38.27
19.51
92.39
83.15
70.71
55.56
38.27
19.51
0.00
0.00
Mixed
Slow
DMOS Microstepping Driver with Translator
Mixed
Slow
*With ROSC pin tied to GND
DIR= H
Mixed*
Mixed*
And Overcurrent Protection
Mixed
Slow
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
Mixed
Slow
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