NCP5009 데이터 시트보기 (PDF) - ON Semiconductor
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NCP5009 Datasheet PDF : 17 Pages
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NCP5008, NCP5009
R1
30 k
GND
U1
1 Iref
2
PHOTO
Vcc
Q1
NPN−PHOTO
Vbat
GND
4
VBIAS
3
CS
5
CLK
NCP5009
GND
Vbat
C1
Vbat 10
9
L1
10 mF/6.3 V
GND
L1
22 mH
8
L2
7
GND
6
LOCAL
GND
D3
D4
LED
LED
C2
1.0 mF/16 V
GND
Figure 23. Typical Semi−Pulsed Mode of Operation in REMOTE Mode
R1
30 k
GND
U1
1 Iref
2
PHOTO
Vbat
C1
Vbat 10
9
L1
10 mF/6.3 V
GND
Q1
NPN−PHOTO
Vbat
GND
PWM
4
VBIAS
3
CS
5
CLK
NCP5009
8
L2
7
GND
6
LOCAL
D1
D2
D3
L1
22 mH
D5
GND
D4
MBR0520
LED
LED
LED
LED
C2
GND
2.2 mF/16 V
Figure 24. PWM Current Control Mode Operation in LOCAL Mode
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