A3986SLD-T Allegro MicroSystems, Inc., A3986SLD-T Datasheet - Page 8

• Manufacturer Part Number: A3986SLD-T
• Description: DUAL H-BRIDGE MOSFET DRVR W/MICRO TRANS
• Manufacturer: Allegro MicroSystems, Inc.

A3986
Figure 2. Decay Mode for Full-Step Increments
I
Phase = 1,
Direction = H
I
Phase = 2,
Direction = H
*For precise definition of output levels, refer to table 3
OUT1B
OUT2B
STEP
(%*)
(%*)
–100
–100
100
–71
100
–71
*For precise definition of output levels, refer to table 3
71
71
Figure 4. Decay Modes for Quarter-Step Increments
I
Phase = 1,
Direction = H
I
Phase = 2,
Direction = H
0
0
OUT1B
OUT2B
STEP
(%*)
(%*)
–100
–100
100
–38
–71
–92
100
–38
–71
–92
92
71
38
92
71
38
0
0
Slow
Slow
Slow
Mixed
Slow
Mixed
Slow
Dual Full-Bridge MOSFET Driver
Mixed
Slow
Figure 3. Decay Modes for Half-Step Increments
*For precise definition of output levels, refer to table 3
I
Phase = 1,
Direction = H
I
Phase = 2,
Direction = H
OUT1B
OUT2B
with Microstepping Translator
(%*)
(%*)
STEP
Mixed
Slow
–100
–100
100
–71
100
–71
71
71
0
0
Mixed
Mixed
Slow
Slow
Slow
Mixed
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Slow
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Mixed
Slow
Mixed
Slow
Mixed
Slow
Mixed
Slow
8