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LD7591GS 데이터시트(PDF) 6 Page - Leadtrend Technology

부품명 LD7591GS
상세설명  Transition-Mode PFC Controller with Fault Condition Protection
PDF  20 Pages
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제조업체  LEADTREND [Leadtrend Technology]
홈페이지  https://www.leadtrend.com.tw/
Logo LEADTREND - Leadtrend Technology

LD7591GS 데이터시트(HTML) 6 Page - Leadtrend Technology

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LD7591
6
Leadtrend Technology Corporation
www.leadtrend.com.tw
LD7591-DS-00 March 2010
Electrical Characteristics
(VCC=14.0V, TA = 25
°C unless otherwise specified.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Supply Voltage (VCC Pin)
Startup Current
VCC<UVLO ON
20
30
μA
VCOMP=0V
2.0
mA
VCOMP=3V
2.5
mA
VCC OVP
0.45
mA
Operating Current
(with 1nF load on OUT pin)
VINV=0V
65
95
μA
UVLO (off)
7.5
8.5
9.5
V
UVLO (on)
11.0
12.0
13.0
V
VCC OVP Level
19.5
21
22.5
V
Error Amplifier (Comp Pin)
Feedback Input Voltage, VREF
2.465
2.500
2.535
V
Input Bias Current
VINV=1V~4V
-0.5
0.5
μA
Transconductance
140
μmho
Output Sink Current
VINV= VREF +0.1V
14
μA
Output Source Current
VINV= VREF -0.1V
-14
μA
Output Source Current
VINV= VREF -0.5V
-200
μA
Output Upper Clamp Voltage
VINV= VREF -0.1V
5.4
5.9
6.4
V
0.95
V
Burst Mode COMP pin Threshold
voltage
Hysteresis
50
mV
INV pin
2.62
2.675
2.73
V
OVP Trip Level
OVP Hysteresis
0.175
V
0.4
0.45
0.5
V
Enable Threshold Voltage
Enable Hysteresis
0.1
V
Current Sensing (CS Pin)
Current Sense Input Threshold Voltage
0.75
0.8
0.85
V
Input bias current
VCS=0V~1V
0
1.0
μA
LEB time
250
ns
Zero Current Detector (ZCD Pin)
Upper Clamp Voltage
IDET=100μA
6.0
V
Lower Clamp Voltage
IDET=100μA
-0.7
V
0.05
0.1
0.15
V
Input Voltage Threshold
Hysteresis
0.1
V
Input bias current
VZCD=1V~4V, OUT=OFF
0.0
1.0
μA
Maximum Delay from ZCD to Output
250
ns



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