MC33035, NCV33035
V
M
14
2
20 k
4
5
6
Fault Output
S
A
20 k
S
Sensor
Inputs
B
A
T
20 k
Rotor
Position
Decoder
S
Top
Drive
Outputs
C
1
40 k
3
B
T
Forward/Reverse
40 k
25 µA
24
22
60°/120° Select
C
T
7
Output Enable
Undervoltage
Lockout
17
V
in
V
CC
18
V
C
Reference
Regulator
Error Amp
9.1 V
4.5 V
21
20
19
Reference Output
8
A
B
B
Noninv. Input
Faster
11
Bottom
Drive
Outputs
Thermal
B
12
13
Shutdown
Latch
R
PWM
R
T
Error Amp Out
PWM Input
Q
C
B
S
Latch
S
10
Oscillator
40 k
Q
C
T
9
R
Current Sense Input
Current Sense
Reference Input
Sink Only
Positive True
Logic With
Hysteresis
15
100 mV
=
16 Gnd
23
Brake Input
Figure 19. Representative Block Diagram
Inputs (Note 2)
Sensor Electrical Phasing (Note 4)
Outputs (Note 3)
Top Drives Bottom Drives
60°
B
120°
B
Current
Sense
S
A
S
S
C
S
A
S
S
C
F/R
Enable
B
C
A
B
C
B
Fault
Brake
A
T
T
T
B
B
1
0
1
1
1
0
0
0
0
1
1
1
0
1
0
1
1
1
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
1
1
0
0
1
1
1
1
1
1
1
(Note 5)
F/R = 1
1
1
0
0
0
1
0
0
0
1
0
0
1
1
1
0
0
1
1
1
1
1
0
0
1
0
1
1
0
0
0
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
0
1
1
1
0
1
1
0
0
0
1
0
1
1
1
0
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
1
1
1
1
1
0
0
0
0
1
1
1
1
1
0
0
0
0
1
0
1
1
0
0
0
0
0
0
1
1
0
1
1
1
1
1
1
(Note 5)
F/R = 0
1
0
0
1
1
0
1
0
1
0
1
0
X
X
X
X
0
0
X
X
1
1
1
1
1
1
0
0
0
0
0
0
0
0
(Note 6)
Brake = 0
1
0
0
1
1
0
1
0
1
0
1
0
X
X
X
X
1
1
X
X
1
1
1
1
1
1
1
1
1
1
1
1
0
0
(Note 7)
Brake = 1
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
X
X
X
1
0
0
1
1
0
X
X
X
1
1
1
1
1
1
1
1
1
1
1
0
1
1
0
1
1
0
1
0
0
(Note 8)
(Note 9)
(Note 10)
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