ML4801 データシートの表示（PDF） - Fairchild Semiconductor
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ML4801 Datasheet PDF : 14 Pages
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ABSOLUTE MAXIMUM RATINGS
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
Peak PFC OUT Current, Source or Sink ................. 500mA
Peak PWM OUT Current, Source or Sink ............... 500mA
PFC OUT, PWM OUT Energy Per Cycle ................... 1.5µJ
ML4801
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
ML4801CX ................................................. 0°C to 70°C
ML4801IX ............................................... -40°C to 85°C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, VCC = 15V, RT = 29.4kΩ, RRAMP1 = 15.4kΩ, CT = 270pF, CRAMP1 = 620pF,
TA = Operating Temperature Range (Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
VOLTAGE ERROR AMPLIFIER
Input Voltage Range
0
Transconductance
Feedback Reference Voltage
VNON INV = VINV, VEAO = 3.75V
40
65
2.43
2.50
Input Bias Current
Note 2
-0.5
Output High Voltage
6.0
6.7
Output Low Voltage
0.1
Source Current
Sink Current
Open Loop Gain
∆VIN = ±0.5V, VOUT = 6V
∆VIN = ±0.5V, VOUT = 1.5V
-40
-70
40
70
60
70
PSRR
CURRENT ERROR AMPLIFIER
11V < VCC < 16.5V
60
70
Input Voltage Range
-1.5
Transconductance
Input Offset Voltage
VNON INV = VINV, VEAO = 3.75V
60
100
0
8
Input Bias Current
-0.5
Output High Voltage
6.0
6.7
Output Low Voltage
0.65
Source Current
Sink Current
Open Loop Gain
∆VIN = ±0.5V, VOUT = 6V
∆VIN = ±0.5V, VOUT = 1.5V
-40
-70
40
70
55
65
PSRR
11V < VCC < 16.5V
60
75
MAX UNITS
5
V
80
µ
2.57
V
-1.0
µA
V
0.4
V
-150
µA
150
µA
dB
dB
2
V
120
µ
15
mV
-1.0
µA
V
1.0
V
-150
µA
150
µA
dB
dB
REV. 1.1 3/9/2001
3
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