ML4803
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.
Junction Temperature .............................................. 150°C
Storage Temperature Range ..................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ..................... 260°C
Thermal Resistance (q )
JA
Plastic DIP ..................................................... 110°C/W
Plastic SOIC ................................................... 160°C/W
I
Current (average) ............................................. 40mA
MAX ............................................................... 18.3V
CC
V
CC
I
Voltage .................................................. -5V to 1V
SENSE
OPERATING CONDITIONS
Voltage on Any Other Pin ...... GND - 0.3V to V + 0.3V
CC
Peak PFC OUT Current, Source or Sink ....................... 1A
Peak PWM OUT Current, Source or Sink ..................... 1A
PFC OUT, PWM OUT Energy Per Cycle .................. 1.5µJ
Temperature Range
ML4803CX-X ............................................. 0°C to 70°C
ML4803IX-X............................................-40°C to 85°C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V = 15V, T = Operating Temperature Range (Note 1)
CC
A
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ONE-PIN ERROR AMPLIFIER
VEAO Output Current
Line Regulation
TA = 25ºC, VEAO = 6V
33.5
35.0
0.1
36.5
0.3
µA
µA
10V < VCC < 15V, VEAO = 6V
VCC OVP COMPARATOR
Threshold Voltage
PFC ILIMIT COMPARATOR
Threshold Voltage
Delay to Output
TA = 0ºC to 70ºC
15.5
-0.9
16.0
16.5
V
-1
-1.15
300
V
150
ns
DC ILIMIT COMPARATOR
Threshold Voltage
Delay to Output
1.4
62
1.5
1.6
V
150
300
ns
OSCILLATOR
Initial Accuracy
TA = 25°C
67
1
74
kHz
%
Voltage Stability
10V < VCC < 15V
Temperature Stability
Total Variation
2
%
Over Line and Temp
PFC Only
60
67
0.45
74.5
0.65
kHz
µs
Dead Time
0.3
PFC
Minimum Duty Cycle
Maximum Duty Cycle
Output Low Impedance
Output Low Voltage
VEAO > 7.0V,ISENSE = -0.2V
VEAO < 4.0V,ISENSE = 0V
0
%
%
W
V
V
90
95
8
15
1.5
1.5
IOUT = -100mA
0.8
0.7
IOUT = –10mA, VCC = 8V
February 1999
3
MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
