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AP3781 データシート(PDF) 3 Page - Diodes Incorporated

部品番号 AP3781
部品情報  PRIMARY SIDE REGULATED SWITCHING MODE POWER SUPPLY CONTROLLER
PDF  15 Pages
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メーカー  DIODES [Diodes Incorporated]
ホームページ  http://www.diodes.com
Logo DIODES - Diodes Incorporated

AP3781 データシート(HTML) 3 Page - Diodes Incorporated

  AP3781 Datasheet HTML 1Page - Diodes Incorporated AP3781 Datasheet HTML 2Page - Diodes Incorporated AP3781 Datasheet HTML 3Page - Diodes Incorporated AP3781 Datasheet HTML 4Page - Diodes Incorporated AP3781 Datasheet HTML 5Page - Diodes Incorporated AP3781 Datasheet HTML 6Page - Diodes Incorporated AP3781 Datasheet HTML 7Page - Diodes Incorporated AP3781 Datasheet HTML 8Page - Diodes Incorporated AP3781 Datasheet HTML 9Page - Diodes Incorporated Next Button
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AP3781
Document number: DS42518 Rev. 2 - 2
3 of 15
www.diodes.com
May 2020
© Diodes Incorporated
AP3781
Functional Block Diagram
Regulator
&
Bias
PFM
tONS
UVLO
CV_CTRL
PFM
Valley
ON
R
Q
S
R
Q
S
FB
VCC
GND
Constant Voltage
Control
Constant Current
Control
tONS
Detector
0.1V
3
1
2
V
CS_REF
COMP
EA
Peak Current
Control & LEB
t
ONS
Pro
CC_CTRL
Shutdown
Line
Compensation
OUT
7
Low Pass
V
CPC
V
REF
Driver
V
LINE
VCC OVP
OTP Protection
FB OVP/SUVP
RFB Short/Open Protection
RCS Short/Open Protection
VCC
VCS
Square Root
Function
Cable
Compenstaion
VCPC
V
CPC
V
CS_REF
4
CS
SOURCE
0.81V/0.51V
COMP
OTP
5
tONS
CS Sample



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