MC33033_07 ONSEMI [ON Semiconductor], MC33033_07 Datasheet - Page 11

• Manufacturer Part Number: MC33033_07
• Description: Brushless DC Motor Controller
• Manufacturer: ONSEMI [ON Semiconductor]

Forward/Revers
60°/120° Select
Output Enable
R
C
Sensor Inputs
Reference Output
T
T
Error Amp Out
PWM Input
=
Sink Only
Positive True
Logic With
Hysteresis
Noninv. Input
Faster
e
V
S
S
S
CC
C
B
A
11
10
18
19
14
6
3
7
9
8
4
5
Error Amp
Reference
Regulator
Figure 19. Representative Block Diagram
20 k
Oscillator
40 k
PWM
20 k
40 k
MC33033, NCV33033
20 k
40 k
http://onsemi.com
8.9 V
4.5 V
Undervoltage
Shutdown
Thermal
Latch
Decoder
R
S
S
Position
Latch
R
13
11
Rotor
Lockout
Q
Q
Gnd
I
Limit
100 mV
20
2
1
17
16
15
12
A
B
C
T
T
T
Current Sense
Input
A
B
C
B
B
B
Bottom
Drive
Outputs
V
M
Top
Drive
Outputs