NCV33033 ON Semiconductor, NCV33033 Datasheet - Page 22

• Manufacturer Part Number: NCV33033
• Description: Brushless DC Motor Controller
• Manufacturer: ON Semiconductor

Bottom Drive
Sensor Inputs
Power Switch
Motor Drive
Conducting
Transistors
Select Pin
Top Drive
Outputs
Current
60°/120°
Outputs
Open
Code
A
B
C
D
S
S
B
C
B
C
A
B
T
T
B
B
O
+
−
O
+
O
−
+
O
−
+
−
Figure 43. Four Phase, Four Step, Full Wave Commutation Waveforms
0
Q
3
10
+ Q
5
90
Q
4
MC33033, NCV33033
10
+ Q
6
http://onsemi.com
180
Q
Rotor Electrical Position (Degrees)
1
01
+ Q
22
7
270
Full Speed (No PWM)
Q
2
00
+ Q
FWD/REV = 1
8
360
Q
3
10
+ Q
5
450
Q
4
11
+ Q
6
540
Q
1
01
+ Q
7
630
Q
2
00
+ Q
8
720