ML4831 データシートの表示（PDF） - Micro Linear Corporation
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ML4831 Datasheet PDF : 14 Pages
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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 (ICC) ............................................... 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
ML4831
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 (θJA)
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, TJ = Junction Operating Temperature Range,
ICC = 25mA
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
PFC Current Sense Amplifier (Pins 2, 4)
Small Signal Transconductance
130
200
270
µmhos
Input Voltage Range
–0.3
3.5
V
Output Low
ISINE = 0mA, VPIN1 = 0V,
VPIN4 = –0.3V, RL = ∞
0.2
0.4
V
Output High
ISINE = 1.5mA, VPIN18/4 = 0V, RL = ∞
5.2
5.6
6
V
Source Current
ISINE = 1.5mA, VPIN18/4 = 0V, VPIN2 = 5V
–0.3
mA
Sink Current
ISINE = 0mA, VPIN2 = 0.3V,
VPIN4 = –0.3V, VPIN1 = 0V
0.3
mA
PFC Voltage Feedback Amplifier (Pins 1, 18)/Lamp Current Amplifier (Pins 5, 6)
Input Offset Voltage
±3.0
±10.0
mV
Input Bias Current
–0.3
–1.0
µA
Small Signal Transconductance
50
80
110
µmhos
Input Voltage Range
–0.3
3.5
V
Output Low
Output High
Source Current
Sink Current
Gain Modulator
VPIN5/18 = 3V, RL = ∞
VPIN5/18 = 2V, RL = ∞
VPIN5/18 = 0V, VPIN1/6 = 7V
VPIN5/18 = 5V, VPIN1/6 = 0.3V
0.2
0.4
V
7.2
7.5
V
–0.2
mA
0.2
mA
Output Voltage
Output Voltage Limit
Offset Voltage
I(SINE) Input Voltage
ISINE = 100µA, VPIN1 = 3V
ISINE = 300µA, VPIN1 = 3V
ISINE =100µA, VPIN1 = 6V
ISINE = 300µA, VPIN1 = 6V
ISINE = 1.5mA, VPIN18 = 0V
ISINE = 0, VPIN18 = 0V
ISINE = 150µA, VPIN18 = 3V
ISINE = 200µA
40
mV
130
mV
112
mV
350
mV
865
mV
15
mV
15
mV
0.8
1.4
1.8
V
3
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