ML4822CS Просмотр технического описания (PDF) - Micro Linear Corporation
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ML4822CS Datasheet PDF : 10 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.
Shunt Regulator Current (ICC) ................................. 55mA
Peak Driver Output Current ............................... ±500mA
Analog Inputs ................................................... –0.3 to 7V
Junction Temperature ............................................. 150°C
Storage Temperature Range ..................... –65°C to 150°C
ML4822
Lead Temperature (Soldering, 10 sec) ..................... 150°C
Thermal Resistance (θJA)
Plastic DIP ....................................................... 80°C/W
Plastic SOIC ....................................................110°C/W
OPERATING CONDITIONS
Temperature Range
ML4822CX ................................................ 0°C to 70°C
ML4822IX .............................................. –40°C to 85°C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, RT = 52.3kΩ, CT = 470pF, TA = Operating Temperature Range (Note 1)
PARAMETER
CONDITIONS
MIN
TYP
VOLTAGE ERROR AMPLIFIER
Input Voltage Range
0
Transconductance
VNON-INV = VINV, VEAO = 3.75V
50
70
Feedback Reference Voltage
Open Loop Gain
VEAO = VFB
2.4
2.5
60
75
PSRR
Output Low
VCCZ – 3V < VCC < VCCZ – 0.5V
60
75
0.65
Output High
6.0
6.7
Source Current
Sink Current
∆VIN = ±0.5V, VOUT = 6V
∆VIN = ±0.5V, VOUT = 1.5V
–40
–80
40
80
CURRENT ERROR AMPLIFIER
Input Voltage Range
–1.5
Transconductance
Input Offset Voltage
VNON-INV = VINV, IEAO = 3.75V
130
195
±3
Open Loop Gain
60
75
PSRR
Output Low
VCCZ – 3V < VCC < VCCZ – 0.5V
60
75
0.65
Output High
6.0
6.7
Source Current
Sink Current
∆VIN = ±0.5V, VOUT = 6V
∆VIN = ±0.5V, VOUT = 1.5V
–40
–80
40
80
OVP COMPARATOR
Threshold Voltage
2.6
2.7
Hysteresis
80
120
ISENSE COMPARATOR
Threshold Voltage
–0.8
–1.0
Delay to Output
150
MAX
7
120
2.6
1
2
310
±15
1
2.8
150
–1.15
300
UNITS
V
µ
V
dB
dB
V
V
µA
mA
V
µ
mV
dB
dB
V
V
µA
µA
V
mV
V
ns
3
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