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NCP1417(2002) データシートの表示(PDF) - ON Semiconductor

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NCP1417 Datasheet PDF : 16 Pages
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NCP1417
VBAT
1
FB
4
REF
2
LBI/SHDN
CHIP
ENABLE
+
PFM
VOLTAGE
REFERENCE
+
ZLC
_ZCUR
20 mV
+
7
LX
M2 VDD 8
VOUT
OUT
_PWGONCE
_CEN
_PFM
_VREFOK
_MAINSW2ON
VDD
SenseFET
M1
GND
CONTROL
LOGIC _MAINSWOFD
VDD
_SYNSW2ON
_SYNSWOFD
GND
6
GND
_ILIM
VREF
+ CP1
30 mV
0.8 x VREF
CP2
+
30 mV
+
ILIM
+
GND
GND
3
LBO1
5
LBO2
GND
Figure 2. Simplified Functional Diagram
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