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LD5523D2GL Datasheet(PDF) 3 Page - Leadtrend Technology

Part # LD5523D2GL
Description  PWMQR Multi-mode Controller with Primary Side Regulation
PDF  17 Pages
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Manufacturer  LEADTREND [Leadtrend Technology]
Direct Link  https://www.leadtrend.com.tw/
Logo LEADTREND - Leadtrend Technology

LD5523D2GL Datasheet(HTML) 3 Page - Leadtrend Technology

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LD5523D2
11/11/2020
3
Leadtrend Technology Corporation
www.leadtrend.com.tw
LD5523D2-DS-00 November 2020
Block Diagram
OUT
internal bias
& Vref
GND
16.5V/7V
Vref OK
PG
28V
VCC
Protection
UVLO
Comparator
Gate
Driver
OVP
Comparator
VCC OK
FB
4.5R
R
R
S
Q
Load
Compensation
CS
Internal OTP
GM
Vref
COMP
VCOMP
Vcs_limit
Gate-off
LEB
+
+
Slope
Compensation
Detection
BNI/BNO
QRD
Oscillator
Counter
QRD
QRD
Time-Out 1
Time-Out 2
VCC_OVP
VOLP
OLP
0.4V/0.2V
Delay
Counter
Protection
PG
2.4V
FB
FB_OVP
R
S
Q
Q
Delay
Counter
VCC_OVP
C.C.
FB



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