ML4821CP 데이터 시트보기 (PDF) - Micro Linear Corporation
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ML4821CP Datasheet PDF : 12 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) ................................................ 35mA
OUT Current, Source or Sink .................................... 1.0A
Output Energy (capacitive load per cycle) .................... 5µJ
ISINE Input Current .................................................. 1.2mA
EA OUT Source Current .......................................... 50mA
Oscillator Charge Current ......................................... 2mA
Input Voltage ...................................... GND –0.3V to 5.5V
Junction Temperature .............................................. 150°C
ML4821
Storage Temperature Range ...................... –65°C to 150°C
Lead Temperature (Soldering 10 sec.) ...................... 260°C
Thermal Resistance (θJA)
Plastic DIP ........................................................ 75°C/W
Plastic SOIC ..................................................... 95°C/W
OPERATING CONDITIONS
Temperature Range
ML4821CX ................................................. 0°C to 70°C
ML4821IX .............................................. –40°C to 85°C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, RT = 6.2kΩ, CT = 720pF, TA = Operating Temperature Range, VCC = 15V (Notes 1 & 2).
PARAMETER
CONDITIONS
MIN
TYP.
MAX
UNITS
OSCILLATOR
Initial accuracy
Voltage stability
Temperature stability
Total Variation
TA = 25°C
12V < VCC < 18V
Line, Temperature
90
100
110
kHz
1
%
2
%
85
115
kHz
Ramp Valley to Peak
4.7
5.2
5.6
V
RT Voltage
Discharge Current
SYNC Input Threshold
CT= 2V, RT = Open
4.8
5.0
5.2
V
7.8
8.4
9.3
mA
1.5
2.0
3.0
V
REFERENCE
Output Voltage
Line regulation
Load regulation
Temperature stability
TA = 25°C, IO = 1mA
12V < VCC < 24V
1mA < IO < 20mA
4.95
5.00
5.05
V
2
10
mV
2
15
mV
.4
%
Total Variation
Output Noise Voltage
Long Term Stability
Short Circuit Current
VOLTAGE ERROR AMPLIFIER
line, load, temp
10Hz to 10kHz
TA = 125°C, 1000 hrs
VREF = 0V
4.9
5.1
V
50
µV
5
25
mV
–30
–85
–180
mA
Input Offset Voltage
0
–15
mV
Input Bias Current
Open Loop Gain
2 < EA OUT < 6V
–50
–800
nA
60
75
dB
PSRR
Output Sink Current
12V < VCC < 24V
70
100
dB
EA OUT = 4V, INV = 5.5V
300
500
µA
Output Source Current
EA OUT = 4.0V, INV = 4.8V
–10
–30
mA
Micro Linear
3
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