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ML4802CS Arkusz danych(PDF) 3 Page - Fairchild Semiconductor

Numer części ML4802CS
Szczegółowy opis  PFC/PWM Controller Combo with Green Mode
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Producent  FAIRCHILD [Fairchild Semiconductor]
Strona internetowa  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

ML4802CS Arkusz danych(HTML) 3 Page - Fairchild Semiconductor

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ML4802
REV. 1.0.1 12/12/2000
3
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, VCC = 15V, RT = 29.4k
Ω, RRAMP1 = 15.4kΩ, CT = 270pF, CRAMP1 = 620pF,
TA = Operating Temperature Range (Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOLTAGE ERROR AMPLIFIER
Input Voltage Range
0
5
V
Transconductance
VNON INV = VINV, VEAO = 3.75V
20
35
50
µ
Feedback Reference Voltage
2.4
2.5
2.6
V
Input Bias Current
Note 2
-0.5
-1.0
µA
Output High Voltage
6.0
6.7
V
Output Low Voltage
0.2
0.5
V
Source Current
∆VIN = ±0.5V, VOUT = 6V
–1
–2.5
–4
µA
Sink Current
∆VIN = ±0.5V, VOUT = 1.5V
–1
–2.5
–4
µA
Open Loop Gain
50
60
dB
PSRR
11V < VCC < 16.5V
50
60
dB
CURRENT ERROR AMPLIFIER
Input Voltage Range
-1.5
2
V
Transconductance
VNON INV = VINV, VEAO = 3.75V
50
100
150
µ
Input Offset Voltage
–5
3
10
mV
Input Bias Current
-0.5
-1.0
µA
Output High Voltage
6.0
6.7
V
Output Low Voltage
0.65
1.0
V
Source Current
∆VIN = ±0.5V, VOUT = 6V
-40
-70
-150
µA
Sink Current
∆VIN = ±0.5V, VOUT = 1.5V
40
70
150
µA
Open Loop Gain
60
75
dB
PSRR
11V < VCC < 16.5V
60
75
dB
Absolute maximum ratings are those values beyond which
the device could be permanently damaged. Absolute
maximum ratings are stress ratings only and functional
device operation is not implied.
VCC ...........................................................................18V
ISENSE Voltage ................................................ –3V to 5V
Voltage on Any Other Pin ..... GND – 0.3V to VCC + 0.3V
IREF ........................................................................ 20mA
IAC Input Current .................................................... 10mA
PeakCurrent, Source or Sink
PFC OUT, PWM OUT ........................................ 500mA
PFC OUT, PWM OUT Energy Per Cycle ................... 1.5
µJ
Junction Temperature ............................................. 150
°C
Storage Temperature Range ...................... –65
°C to 150°C
Lead Temperature (Soldering, 10 sec) ..................... 260
°C
Thermal Resistance (
θja)
Plastic DIP ....................................................... 80
°C/W
Plastic SOIC ................................................... 105
°C/W
OPERATING CONDITIONS
Temperature Range
ML4802CX ................................................ 0
°C to 70°C
ML4802IX .............................................. –40
°C to 85°C
ABSOLUTE MAXIMUM RATINGS


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