ML4824
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 (θ )
JA
Plastic DIP ....................................................... 80°C/W
Plastic SOIC ................................................... 105°C/W
V
SENSE
Shunt Regulator Current .................................. 55mA
CC
I
Voltage..................................................–3V to 5V
Voltage on Any Other Pin ... GND – 0.3V to V
+ 0.3V
CCZ
............................................................................................ 20mA
OPERATING CONDITIONS
I
I
REF
AC
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
Temperature Range
ML4824CX................................................. 0°C to 70°C
ML4824IX .............................................. –40°C to 85°C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, I = 25mA, R = 52.3kΩ, C = 470pF, T = Operating Temperature Range (Note 1)
CC
T
T
A
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOLTAGE ERROR AMPLIFIER
Input Voltage Range
0
7
V
Ω
Transconductance
V
= V , VEAO = 3.75V
50
85
2.53
-0.3
6.7
0.6
–80
80
120
2.60
–1.0
µ
NON INV
INV
Feedback Reference Voltage
2.46
V
Input Bias Current
Output High Voltage
Output Low Voltage
Source Current
Note 2
µA
V
6.0
1.0
V
∆V = ±0.5V, V
= 6V
–40
40
µA
µA
dB
dB
IN
OUT
Sink Current
∆V = ±0.5V, V
= 1.5V
IN
OUT
Open Loop Gain
60
75
Power Supply Rejection Ratio
V
- 3V < V < V - 0.5V
CCZ
60
75
CCZ
CC
CURRENT ERROR AMPLIFIER
Input Voltage Range
Transconductance
Input Offset Voltage
Input Bias Current
Output High Voltage
Output Low Voltage
Source Current
–1.5
130
0
2
V
µ
Ω
V
= V , VEAO = 3.75V
195
8
310
15
NON INV
INV
mV
µA
V
–0.5
6.7
0.6
–90
90
–1.0
6.0
1.0
V
∆V = ±0.5V, V
= 6V
–40
40
µA
µA
dB
dB
IN
OUT
Sink Current
∆V = ±0.5V, V
= 1.5V
IN
OUT
Open Loop Gain
60
75
Power Supply Rejection Ratio
V
CCZ
- 3V < V < V - 0.5V
CCZ
60
75
CC
REV. 1.01 12/7/2000
3
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
