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.
I
CC
Current (average) ............................................. 40mA
V
CC
MAX ............................................................... 18.3V
I
SENSE
Voltage .................................................. -5V to 1V
Voltage on Any Other Pin ...... GND - 0.3V to V
CC
+ 0.3V
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
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
OPERATING CONDITIONS
Temperature Range
ML4803CX-X ............................................. 0°C to 70°C
ML4803IX-X ............................................-40°C to 85°C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
CC
= 15V, T
A
= Operating Temperature Range (Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ONE-PIN ERROR AMPLIFIER
VEAO Output Current
Line Regulation
V
CC
OVP COMPARATOR
Threshold Voltage
PFC I
LIMIT
COMPARATOR
Threshold Voltage
Delay to Output
DC I
LIMIT
COMPARATOR
Threshold Voltage
Delay to Output
OSCILLATOR
Initial Accuracy
Voltage Stability
Temperature Stability
Total Variation
Dead Time
PFC
Minimum Duty Cycle
Maximum Duty Cycle
Output Low Impedance
Output Low Voltage
I
OUT
= -100mA
I
OUT
= –10mA, V
CC
= 8V
V
EAO
> 7.0V,I
SENSE
= -0.2V
V
EAO
< 4.0V,I
SENSE
= 0V
90
95
8
0.8
0.7
15
1.5
1.5
0
%
%
W
V
V
Over Line and Temp
PFC Only
60
0.3
T
A
= 25°C
10V < V
CC
< 15V
62
67
1
2
67
0.45
74.5
0.65
74
kHz
%
%
kHz
µs
1.4
1.5
150
1.6
300
V
ns
-0.9
-1
150
-1.15
300
V
ns
T
A
= 0ºC to 70ºC
15.5
16.0
16.5
V
T
A
= 25ºC, V
EAO
= 6V
10V < V
CC
< 15V, V
EAO
= 6V
33.5
35.0
0.1
36.5
0.3
µA
µA
February 1999
3