L6223A ST Microelectronics, Inc., L6223A Datasheet - Page 14
L6223A
Manufacturer Part Number
L6223A
Description
Dmos Programmable High Speed Unipolar Stepper Motor Driver
Manufacturer
ST Microelectronics, Inc.
Datasheet
1.L6223A.pdf
(33 pages)
- Current page: 14 of 33
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L6223A
Figure 14: Peak current 2I
Figure 15: Peak current (2I
Figure 16: Typical Application Circuit using 2 devices (Paralleled configuration): the max peak current
14/33
is: AB
resistor R
(8 Half Steps, 1 phase ON and 2 phases ON alternatively)
capability is of 2A/phase (R
BA
S
in Half step drive. The phase sequence is: A
AB
p
p
/2 phase ON) and reduced peak current (1.4I
crossing the sense resistor R
BA (4 Full Steps, 2 phase ON)
S
= 0.25 )
S
in Full step drive. The phase sequence CCW
AB
p
/1 phaseON) crossing the sense
B
BA
A
AB
B
BA
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