ML4831
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.
Supply Current (I
CC
) ............................................... 75mA
Output Current, Source or Sink (Pins 13, 14, 15)
DC ................................................................... 250mA
Output Energy (capacitive load per cycle) .............. 1.5 mJ
Gain Modulator I(SINE) Input (Pin 3) ..................... 10 mA
Analog Inputs (Pins 5, 9, 18) ............... –0.3V to VCC –2V
Pin 4 input voltage ........................................... –3V to 2V
Maximum Forced Voltage (Pins 1, 6) .......... –0.3V to 7.7V
Maximum Forced Current (Pins 1, 2, 6) ................
±20mA
Maximum Forced Voltage (Pin 2) .................. –0.3V to 6V
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–P ................................................... 70°C/W
OPERATING CONDITIONS
Temperature Range
ML4831C .................................................. 0°C to 85°C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, R(SET) = 31.6kΩ, R(T) = 16.2kΩ, C(T) = 1.5nF, T
J
= Junction Operating Temperature Range,
I
CC
= 25mA
PARAMETER
PFC Current Sense Amplifier (Pins 2, 4)
Small Signal Transconductance
Input Voltage Range
Output Low
Output High
Source Current
Sink Current
I
SINE
= 0mA, V
PIN1
= 0V,
V
PIN4
= –0.3V, R
L
=
∞
I
SINE
= 1.5mA, V
PIN18/4
= 0V, R
L
=
∞
I
SINE
= 1.5mA, V
PIN18/4
= 0V, V
PIN2
= 5V
I
SINE
= 0mA, V
PIN2
= 0.3V,
V
PIN4
= –0.3V, V
PIN1
= 0V
5.2
130
–0.3
0.2
5.6
–0.3
0.3
±3.0
–0.3
50
–0.3
V
PIN5/18
= 3V, R
L
=
∞
V
PIN5/18
= 2V, R
L
=
∞
V
PIN5/18
= 0V, V
PIN1/6
= 7V
V
PIN5/18
= 5V, V
PIN1/6
= 0.3V
I
SINE
= 100µA, V
PIN1
= 3V
I
SINE
= 300µA, V
PIN1
= 3V
I
SINE
=100µA, V
PIN1
= 6V
I
SINE
= 300µA, V
PIN1
= 6V
Output Voltage Limit
Offset Voltage
I
SINE
= 1.5mA, V
PIN18
= 0V
I
SINE
= 0, V
PIN18
= 0V
I
SINE
= 150µA, V
PIN18
= 3V
I(SINE) Input Voltage
I
SINE
= 200µA
0.8
1.4
7.2
0.2
7.5
–0.2
0.2
80
±10.0
–1.0
110
3.5
0.4
200
270
3.5
0.4
6
µmhos
V
V
V
mA
mA
CONDITIONS
MIN
TYP
MAX
UNITS
PFC Voltage Feedback Amplifier (Pins 1, 18)/Lamp Current Amplifier (Pins 5, 6)
Input Offset Voltage
Input Bias Current
Small Signal Transconductance
Input Voltage Range
Output Low
Output High
Source Current
Sink Current
Gain Modulator
Output Voltage
40
130
112
350
865
15
15
1.8
mV
mV
mV
mV
mV
mV
mV
V
mV
µA
µmhos
V
V
V
mA
mA
3
MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
