MC3479P View Datasheet(PDF) - ON Semiconductor
Part Name
Description
Manufacturer
MC3479P Datasheet PDF : 12 Pages
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MC3479
+V
2.0 kΩ
Typ
Digital Inputs
Phase A
Clock
CW/CCW
Full/Half Step
OIC
+V
1N5221A (3.0 V)
VM
11
16
VD
L1
1
3
7
MC3479
10
L2
2
L3
15
9
L4
8
4 5 12 13 6 14
Gnd
Bias/Set
RB
Set
Normal
Operation
MC14049UB
or equivalent
Figure 11. Typical Applications Circuit
Motor
MC3479
6
Bias/Set
Normal
Operation
Reduced
Power
RB
RB1
MC14049UB
or equivalent
Ċ Suggested value for RB1 (VM = 12 V) is 150 kΩ.
Ċ RB calculation (see text) must take into account
the current through RB1.
Figure 12. Power Reduction
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