ML4841
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 .................. 1.5mJ
Temperature Range
ML4841CX ................................................ 0°C to 70°C
ML4841IX ............................................... -40°C to 85°C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, I = 25mA, R = 23kΩ, R
A
= 28.7kΩ, C = 400pF, C
= 270pF,
CC
T
RAMP1
T
RAMP1
T = Operating Temperature Range (Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOLTAGE ERROR AMPLIFIER
Input Voltage Range
0
7
V
Ω
Transconductance
VNON INV = VINV, VEAO = 3.75V
40
2.4
70
2.5
-0.5
6.7
0.65
-90
90
100
2.6
-1.0
µ
V
Feedback Reference Voltage
Input Bias Current
Output High Voltage
Output Low Voltage
Source Current
Note 2
µA
V
6.0
1.0
V
∆VIN = ±0.5V, VOUT = 6V
∆VIN = ±0.5V, VOUT = 1.5V
-40
40
60
60
µA
µA
dB
dB
Sink Current
Open Loop Gain
PSRR
75
VCCZ - 3V < VCC < VCCZ - 0.5V
75
CURRENT ERROR AMPLIFIER
Input Voltage Range
Transconductance
Input Offset Voltage
Input Bias Current
Output High Voltage
Output Low Voltage
Source Current
-1.5
130
2
V
µ
Ω
VNON INV = VINV, VEAO = 3.75V
195
±3
310
±15
-1.0
mV
µA
V
-0.5
6.7
0.65
-90
90
6.0
1.0
V
∆VIN = ±0.5V, VOUT = 6V
∆VIN = ±0.5V, VOUT = 1.5V
-40
40
60
60
µA
µA
dB
dB
Sink Current
Open Loop Gain
PSRR
75
VCCZ - 3V < VCC < VCCZ - 0.5V
75
3
MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
