NCP4355CDR2G データシートの表示（PDF） - ON Semiconductor
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NCP4355CDR2G Datasheet PDF : 17 Pages
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NCP4355
~VIN
D7
D4
VCC
D5
C7
D6
D2
D1
C1
D8
VCC
R13
HV DRV
VCC CS
C8
FB
GND REM
T1
R14
C10
OPTO1
C9
OPTO2
C2
OPTO1
OPTO2
R10 C4
D3
R9 C3
C6
C5
R1
FBC VCC ISNS
VSNS
ON/OFF
OFFDET
R2
GND
VMIN
NCP4355C
Figure 26. Typical Application Schematic for NCP4355C
VOUT
R4
R12
R11
R7
R5
R6
R8
Primary Normal operation
Skip
Controller
Activity
Off mode
VOFFDET
10%
VOUT(VCC)
Very low or no load detected,
off mode activated
IOUT
Figure 27. OFF Mode Detection
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