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LD7530 Datasheet(PDF) 4 Page - Leadtrend Technology

Part # LD7530
Description  Green-Mode PWM Controller with Integrated Protections and Adjustable OLP Delay Time
PDF  19 Pages
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Manufacturer  LEADTREND [Leadtrend Technology]
Direct Link  https://www.leadtrend.com.tw/
Logo LEADTREND - Leadtrend Technology

LD7530 Datasheet(HTML) 4 Page - Leadtrend Technology

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LD7530/LD7530A
4
Leadtrend Technology Corporation
LD7530&LD7530A-DS-04 December 2007
Block Diagram
COMP
CS
OUT
internal bias
& Vref
GND
PWM
Comparator
16.0V/
10.0V
Green-Mode
Control
Leading
Edge
Blanking
2R
R
R
SQ
Vref OK
PG
+
+
Slope
Compensation
28.0V(LD7530)
21.0V(LD7530A)
VCC
∑
0.85V
OLP Delay
Counter
5.0V
OCP
Comparator
OLP
Comparator
Protection
OVP
UVLO
Comparator
Driver
Stage
OVP
Comparator
R
SQ
VCC OK
Protection
PG
32V
OLP
OVP
All
Blocks
OLP
Delay
OLP Delay
CT
Internal
Oscillator



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