CS3361YD14G ON Semiconductor, CS3361YD14G Datasheet - Page 6

• Manufacturer Part Number: CS3361YD14G
• Description: IC DRIVER FET ALT REG 14-SOIC
• Manufacturer: ON Semiconductor

Specifications of CS3361YD14G

• Applications: DC Motor Driver, 3 Phase
• Number Of Outputs: 1
• Voltage - Supply: 9 V ~ 17 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Voltage - Load: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

regulation. Waveforms depicting operation are shown in
Figures 4, 5 and 6, where V
voltage present on the Sense pin using R1 and R2 (Figure 7).
A sawtooth waveform is generated internally. The
amplitude of this waveform is listed in the electric parameter
section as proportion control. The oscillator voltage is
summed with V
voltage regulator (V
which controls the field through the output “Device Driver.”
V
BAT/N
The CS3361 utilizes proportion control to maintain
0.047 F
V
+ V
REG
OSC
Figure 4. 50% Duty Cycle,
Field Driver On
C3
Ì Ì
Ì Ì
BAT/N
Steady State
100 k
50 k
R1
R2
REG
MPSA13
, and compared with the internal
0.022 F
R7
) in the regulation comparator
10 F
C4
*C2
10
BAT/N
STATOR
R3
is the divided down
OSC
IGN
Sense
V
2.4 k
CC
20 k
R6
Figure 7. Typical Application DIagram
V
250
BAT/N
R9
REGULATION WAVEFORMS
C1
0.1 F
V
*Note: C2 optional for reduced jitter.
+ V
STATOR
LAMP
REG
Figure 5. > 50% Duty Cycle,
OSC
http://onsemi.com
Field Driver On
S
Driver
18 k
Ì Ì Ì
Ì Ì Ì
R4
GND
Increased Load
SC
CS3361
MR2502
MR2502
6
10 k
RECTIFIER
R5
duty cycle is maintained.
+ V
the regulation voltage) on (V
decrease in field drive.
Figure 4 shows typical steady–state operation. A 50%
Figure 5 shows the effect of a drop in voltage on (V
Figure 6 shows the effect of an increase in voltage (above
OSC
Q1
D1
MR2502
POWER
GROUND
Logic level
N Channel
MTB20N20E
). Notice the duty cycle increase to the field drive.
MR2502
MR2502
V
BAT/N
I
F
A
+ V
V
MR2502
MR2502
REG
Figure 6. < 50% Duty Cycle,
Field Driver On
OSC
Lamp Indicator
BAT/N
Ì Ì
Ì Ì
510
R10
Decreased Load
+ V
FIELD
OSC
BATTERY
IGNITION
SWITCH
). Notice the
BAT/N