LT1020 データシートの表示（PDF） - Linear Technology
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LT1020 Datasheet PDF : 16 Pages
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LT1020
ELECTRICAL CHARACTERISTICS
PARAMETER
Comparator
Common-Mode Rejection
Power Supply Rejection
Output Sink Current
Output Source Current
Input Voltage Range
Leakage Current (NPN)
CONDITIONS
0V ≤ VCM ≤ 35V, VIN = 36V
4.5V ≤ VIN ≤ 36V
VIN = 4.5V (Note 2)
VIN = 36V
The q denotes specifications which apply over the full operating
temperature range.
MIN
TYP
MAX
UNITS
q
80
dB
q
80
dB
q
5
10
mA
q
40
120
µA
q
0
q
VIN – 1
V
8
µA
Note 1: For 0V ≤ VCM ≤ 0.1V and T > 85°C IBIAS(MAX) is 100nA.
Note 2: For TA ≤ – 40°C output ISINK(MIN) is 2.5mA.
TYPICAL PERFOR A CE CHARACTERISTICS
Regulator Load Regulation
0.3
PRELOAD = 100µA
0.2
TJ = –55°C
0.1
TJ = 25°C
0
TJ = 125°C
–0.1
–0.2
–0.3
0.1
1
10
100
OUTPUT CURRENT (mA)
1000
1020 G01
Supply Current
100
TJ = –55°C TO 125°C
10
1
0.1
0.01
0.1
1
10
100
1000
REGULATOR OUTPUT CURRENT (mA)
1020 G02
Dropout Voltage
1
∆VOUT = 100mV
Dropout Voltage
1
DROPOUT DETECTOR = 5µA
0.1
0.1
Regulator Short-Circuit Current
350
300
250
200
150
100
50
CURRENT LIMIT TIED TO GROUND
0
–50
–10
30
70
110 150
TEMPERATURE (°C)
1020 G03
Dropout Voltage
1
I DROPOUT DETECTOR = 0.1% IOUT
0.1
I DROPOUT DETECTOR = 1% IOUT
0.01
0.1
1
10
100
1000
REGULATOR OUTPUT CURRENT (mA)
1020 G04
0.01
0.1
1
10
100
1000
REGULATOR OUTPUT CURRENT (mA)
1020 G05
0.01
0.1
1
10
100
REGULATOR OUTPUT CURRENT (mA)
1020 G06
4
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