Datasheet

 
SLUS318B – APRIL 1999 – REVISED JANUARY 2002
18
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APPLICATION INFORMATION
UDG–01117
9 8
10 12 11 14 13
6 7 5 4 3 1 2
VDD NC HIN LIN SD NC VSS
VB
HO
VS
NC
VCC
LO
COM
U2
IR2110
D16 11DF4
R18
47
Ω
R17
10
Ω
D2
1N4148
D7 MUR1520
+12V
D1
1N4148
R15
10
Ω
R16
47
Ω
D8 1N5418
Q2 IRF730
MOTOR PHASE A
VMOT
VREF
Q1 IRF730
28
2 1
15 16 17 20
27 25 23 26 24
9
22
VDD VREF GND HALLA HALLB HALLC
QUAD
AHI BHI
CHI
ALOW BLOW
SNS_NI
CLOW
U1
UCC3626
10 11
8 5
12
SNS_I
IOUT
DIR_OUT
CTACH
OC_REF
3 4
TACH_OUT
RTACH
21 19 18
6 7
13 14
DIR_IN BRAKE COAST SYNCH CT PWN_IN
PWM_I
9 8
10 12 11 14 13
6 7 5 4 3 1 2
VDD NC HIN LIN SD NC VSS
VB
HO
VS
NC
VCC
LO
COM
U3
IR2110
D17 11DF4
R22
47
Ω
R21
10
Ω
D4
1N4148
D10 MUR1520
+12V
D3
1N4148
R19
10
Ω
R20
47
Ω
D11 1N5418
Q4 IRF730
MOTOR PHASE B
VMOT
VREF
Q3 IRF730
9 8
10 12 11 14 13
6 7 5 4 3 1 2
VDD NC HIN LIN SD NC VSS
VB
HO
VS
NC
VCC
LO
COM
U3
IR2110
D18 11DF4
R18
47
Ω
R25
10
Ω
D6
1N4148
D13 MUR1520
+12V
D5
1N4148
R23
10
Ω
R24
47
Ω
D15 1N5418
Q2 IRF730
MOTOR PHASE C
VMOT
VREF
Q5 IRF730
R30 2 k
Ω
R31 2 k
Ω
R13
35 k
Ω
VREF
R14
15 k
Ω
R12
250 k
Ω
C10
3900 pF
R11
160 k
Ω
+
U5B
1/2 LM358
R29
+
R10 C8
C7
C6
100 pF
R9
10 k
Ω
R8
10 k
Ω
R7
10 k
Ω
VREF
C5 2200 pF
C4 2200 pF
C3 2200 pF
C1
VREF
+12V
C2
SPEED SET
R30
10 k
Ω
VREF
R6
499
Ω
R5
499
Ω
R2
1 k
Ω
R4
499
Ω
R3
1 k
Ω
VREF
R1
1 k
Ω
FROM
HALL
SENSORS
R27
0.1
Ω
R28
0.1
Ω
0.1 µF
0.1 µF
C11
0.1 µF
C17
0.1 µF
C14
0.1 µF
C23
0.1 µF
C9
0.1 µF
C13
0.1 µF
C12
0.1 µF
C22
10 µF
C21
10 µF
C15
0.1 µF
C16
0.1 µF
C20
10 µF
C18
0.1 µF
C19
0.1 µF
U5A
1/2 LM358
Figure 17. Two-Quadrant Velocity Controller