1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
Document Number:
RevSheetDate:
of
7/10/2007 3 5
Drawing Title:
Page Title:
Size
Stepper Motor Reference Design Kit
Driver - Coil A
B
A.2
PH_A1
PH_A_ENn
MOTOR_A1
MOTOR_A2
VMOTOR
+15V
+
25V
OMIT
10uF
C18
MOTOR_A1
MOTOR_A2
MOTOR_B1
MOTOR_B2
100PF
C11
0.1UF
C14
0.1UF
C22
R17
10K
R19
20K
R23
100
R24
100
R27
0.1 1W
GND
3
OUT
2
VCC
1
U4
A1301
N
S
+3.3V
Linear Hall-Effect Position Sensor
POSITION
Rotating Permanent Magnet (optional)
Black
Green
Red
White
VS
6
HO
7
IN
1
DT/SDn
3
LO
5
VB
8
VDD
4
GND
2
U2
FAN73832
R21
33
0.1UF
C16
PH_A2
+15V
+
25V
OMIT
10uF
C19
100PF
C12
0.1UF
C15
R18
10K
R20
20K
R25
100
R26
100
VS
6
HO
7
IN
1
DT/SDn
3
LO
5
VB
8
VDD
4
GND
2
U3
FAN73832
R22
33
0.1UF
C17
+
25V
10uF
C13
0.1UF
C20
M1
MOTOR-NEMA23-OUTLINE
Stepper Motor Connections
ISENSEA
Q1-8 Can subst FDMS3682 for lower Rds(on)
4
5, 6, 7, 8, 91, 2, 3
Q3
FDMS3672
4
5, 6, 7, 8, 91, 2, 3
Q4
FDMS3672
4
5, 6, 7, 8, 91, 2, 3
Q5
FDMS3672
4
5, 6, 7, 8, 91, 2, 3
Q6
FDMS3672
NOTES:
Q1-8 Can subst FDS3672 in SOIC package
Q1
FDV310N
Q2
FDV310N
I_PHA
+3.3V
1NF
C21
+3.3V
R28
1K
R31
100K
R30
10K
R29
OMIT
1
3
4
1
5 2
U5
FAN4174IS5X_NL
1UF
C23
D7
S100
D8
S100
12
34
J2
43045-0409
A1
TP3
A2
TP4
B1
TP5
B2
TP6