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ML4822CS 数据表(PDF) 4 Page - Micro Linear Corporation

部件名 ML4822CS
功能描述  ZVS Average Current PFC Controller
PDF  10 Pages
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制造商  MICRO-LINEAR [Micro Linear Corporation]
网页  http://www.microlinear.com
标志 MICRO-LINEAR - Micro Linear Corporation

ML4822CS 数据表(HTML) 4 Page - Micro Linear Corporation

  ML4822CS Datasheet HTML 1Page - Micro Linear Corporation ML4822CS Datasheet HTML 2Page - Micro Linear Corporation ML4822CS Datasheet HTML 3Page - Micro Linear Corporation ML4822CS Datasheet HTML 4Page - Micro Linear Corporation ML4822CS Datasheet HTML 5Page - Micro Linear Corporation ML4822CS Datasheet HTML 6Page - Micro Linear Corporation ML4822CS Datasheet HTML 7Page - Micro Linear Corporation ML4822CS Datasheet HTML 8Page - Micro Linear Corporation ML4822CS Datasheet HTML 9Page - Micro Linear Corporation Next Button
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ML4822
4
ELECTRICAL CHARACTERISTICS (Continued)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ZV SENSE COMPARATOR
Propagation Delay
100mV Overdrive
50
ns
Threshold Voltage
7.35
7.5
7.65
V
Input Capacitance
6pF
GAIN MODULATOR
Gain (Note 2)
IIAC = 100mA, VVRMS = 0V,
VFB = 0V
0.36
0.51
0.66
IIAC = 50mA, VVRMS = 1.2V,
VFB = 0V
1.20
1.72
2.24
IIAC = 100µA, VVRMS = 1.8V,
VFB = 0V
0.55
0.78
1.01
IIAC = 100µA, VVRMS = 3.3V,
VFB = 0V
0.14
0.20
0.26
Bandwidth
IIAC = 250µA
10
MHz
Output Voltage
VFB = 0V, VVRMS = 1.15V,
IIAC = 250µA
0.72
0.8
0.9
V
OSCILLATOR
Initial Accuracy
TA = 25°C
748086
kHz
Voltage Stability
VCCZ – 3V < VCC < VCCZ – 0.5V
1
%
Temperature Stability
2%
Total Variation
Line, temperature
72
88
kHz
Ramp Valley to Peak Voltage
2.5
V
Dead Time
100
300
450
ns
CT Discharge Current
4.5
7.5
9.5
mA
REFERENCE
Output Voltage
TA = 25°C, IREF = 1mA
7.425
7.5
7.575
V
Line Regulation
VCCZ – 3V < VCC < VCCZ – 0.5V
2
10
mV
Load Regulation
1mA < IREF, < 20mA
2
15
mV
Temperature Stability
0.4
%
Total Variation
Line, load, and temperature
7.395
7.605
V
Long Term Stability
Tj = 125°C, 1000 hours
5
25
mV
Short Circuit Current
VCC < VCCZ – 0.5V, VREF = 0V
–15
–40
–100
mA
PFC COMPARATOR
Minimum Duty Cycle
VIEAO > 6.7V
0
%
Maximum Duty Cycle
VIEAO < 1.2V
90
95
%



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