MC33035DWG ON Semiconductor, MC33035DWG Datasheet - Page 14

• Manufacturer Part Number: MC33035DWG
• Description: IC CTLR DC MOTOR BRSHLSS 24SOIC
• Manufacturer: ON Semiconductor
• Type: Brushless DC Motor Controllerr

Specifications of MC33035DWG

• Applications: DC Motor Controller, Brushless (BLDC)
• Number Of Outputs: 1
• Current - Output: 100mA
• Voltage - Load: 5.9 V ~ 6.5 V
• Voltage - Supply: 10 V ~ 30 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SOIC (7.5mm Width)
• Operating Supply Voltage: 10 V to 30 V
• Supply Current: 20 mA
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MC33035DWG; MC33035DWGOS

Series gate resistor R
by the MOSFET input capacitance and any series wiring induction in the
gate−source circuit. Diode D is required if the negative current into the Bot-
tom Drive Outputs exceeds 50 mA.
Decoder
Position
Rotor
Figure 27. MOSFET Drive Precautions
Figure 25. High Voltage Interface with
23
N−Channel Power MOSFETs
40 k
100 mV
g
will dampen any high frequency oscillations caused
Brake Input
21
20
19
9
15
D = 1N5819
D
D
D
R
R
R
14
2
1
24
21
20
19
g
g
g
V
CC = 12 V
1
2
1.0 k
1.0 M
Optocoupler
4.7 k
MOC8204
6
MC33035, NCV33035
1N4744
V
Boost
http://onsemi.com
4
5
V
Load
M = 170 V
Q
4
14
The totem−pole output can furnish negative base current for enhanced tran-
sistor turn−off, with the addition of capacitor C.
The addition of the RC filter will eliminate current−limit instability caused by the
leading edge spike on the current waveform. Resistor R
ductance type.
Figure 26. Current Waveform Spike Suppression
23
Figure 28. Bipolar Transistor Drive
23
40 k
100 mV
40 k
Brake Input
100 mV
Brake Input
21
20
19
9
15
21
20
19
9
15
C
C
C
C
R
S
should be a low in-
0
−
+
I
B
Base Charge
R
Removal
S
t