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NCP4355CDR2G 데이터 시트보기 (PDF) - ON Semiconductor
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NCP4355CDR2G
Secondary Side SMPS OFF Mode Controller for Low Standby Power
ON Semiconductor
NCP4355CDR2G Datasheet PDF : 17 Pages
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NCP4355
VCC
FBC
ON/OFF
V
CC
management
V
DD
V
REF
I
DRIVEON
Power
RESET
SW1
LED
Current
Regulation
OTA
Sink only
Power
RESET
V
DD
I
BIASV
V
REFC
SW3
ISNS
QS
QR
OTA
Sink only
Voltage
Regulation
V
REF
0.9 x V
REF
VSNS
I
BIASV
Enabling
Off Mode
Detection
VCC
10%V
CC
OFFDET
GND
SW2
1 kHz, 12% D.C.
Oscillator
PowerRESET
Figure 1. Simplified Block Diagram
−
NCP4355A
VCC
FBC
ON/OFF
V
CC
management
V
DD
V
REF
I
DRIVEON
Power
RESET
SW1
LED
Power
RESET
V
DD
I
BIASV
SW3
QS
QR
Sink only
OTA
Voltage
Regulation
V
REF
0.9 x V
REF
VSNS
I
BIASV
Enabling
Off Mode
Detection
VCC
10%V
CC
OFFDET
GND
SW2
1 kHz, 12% D.C.
Oscillator
PowerRESET
Min Output
Voltage
V
REFM
Figure 2. Simplified Block Diagram
−
NCP4355B
VMIN
http://onsemi.com
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