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ML4804 Datasheet(PDF) 5 Page - Micro Linear Corporation

Part No. ML4804
Description  Power Factor Correction and PWM Controller Combo
Download  14 Pages
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Maker  MICRO-LINEAR [Micro Linear Corporation]
Homepage  http://www.microlinear.com
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ML4804 Datasheet(HTML) 5 Page - Micro Linear Corporation

 
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ML4804
5
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
REFERENCE
Output Voltage
TA = 25°C, I(VREF) = 1mA
7.4
7.5
7.6
V
Line Regulation
11V < VCC < 16.5V
10
25
mV
Load Regulation
0mA < I(VREF) < 10mA;
10
20
mV
TA = 0ºC to 70ºC
0mA <I(VREF) <5mA:
10
20
mV
TA = –40ºC to 85ºC
Temperature Stability
0.4
%
Total Variation
Line, Load, Temp
7.35
7.65
V
Long Term Stability
TJ = 125°C, 1000 Hours
5
25
mV
PFC
Minimum Duty Cycle
VIEAO > 4.0V
0
%
Maximum Duty Cycle
VIEAO < 1.2V
90
95
%
Output Low Voltage
IOUT = -20mA
0.4
0.8
V
IOUT = -100mA
0.7
2.0
V
IOUT = 10mA, VCC = 9V
0.4
0.8
V
Output High Voltage
IOUT = 20mA
VCC – 0.8V
V
IOUT = 100mA
VCC - 2V
V
Rise/Fall Time
CL = 1000pF
50
ns
PWM
Duty Cycle Range
0-44
0-47
0-49
%
Output Low Voltage
IOUT = -20mA
0.4
0.8
V
IOUT = -100mA
0.7
2.0
V
IOUT = 10mA, VCC = 9V
0.4
0.8
V
Output High Voltage
IOUT = 20mA
VCC – 0.8V
V
IOUT = 100mA
VCC - 2V
V
Rise/Fall Time
CL = 1000pF
50
ns
SUPPLY
Start-up Current
VCC = 12V, CL = 0
200
350
µA
Operating Current
14V, CL = 0
5.5
7
mA
Undervoltage Lockout Threshold
12.4
13
13.6
V
Undervoltage Lockout Hysteresis
(Note 4)
2.5
2.8
3.1
V
Note 1: Limits are guaranteed by 100% testing, sampling, or correlation with worst-case test conditions.
Note 2: Includes all bias currents to other circuits connected to the VFB pin.
Note 3: Gain = K x 5.3V; K = (IGAINMOD - IOFFSET) x [IAC (VEAO - 0.625)]-1; VEAOMAX=5V.
Note 4: UVLO Hysteresis


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