A3984 查看數據表（PDF） - Allegro MicroSystems
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产品描述 (功能)
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A3984 Datasheet PDF : 12 Pages
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A3984
DMOS Microstepping Driver with Translator
STEP
100.00
70.71
Phase 1
IOUT1A 0.00
Direction = H
(%)
–70.71
–100.00
100.00
70.71
Phase 2
IOUT2A 0.00
Direction = H
(%)
–70.71
–100.00
Slow
Slow
STEP
100.00
70.71
Phase 1
IOUT1A 0.00
Direction = H
(%)
Slow
Slow
Slow
Mixed
Mixed
Mixed
–70.71
–100.00
100.00
70.71
Phase 2
IOUT2B 0.00
Direction = H
(%)
Slow Slow
Mixed
Mixed
Slow
Mixed
Slow
–70.71
–100.00
Figure 2. Decay Mode for Full-Step Increments
Figure 3. Decay Modes for Half-Step Increments
STEP
100.00
92.39
70.71
Phase 1
IOUT1A
Direction = H
(%)
38.27
0.00
–38.27
–70.71
–92.39
–100.00
100.00
92.39
70.71
Phase 2
IOUT2B
Direction = H
(%)
38.27
0.00
–38.27
–70.71
–92.39
–100.00
Slow
Slow
Mixed
Mixed
Slow
Slow
Mixed
Mixed
Slow
Slow
Mixed
Figure 4. Decay Modes for Quarter-Step Increments
Allegro MicroSystems, Inc.
8
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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