LT3023 データシートの表示（PDF） - Linear Technology
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LT3023 Datasheet PDF : 16 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
SHDN1 or SHDN2 Pin Threshold
(Off-to-On)
1.0
0.9
0.8
IL = 100mA
0.7
0.6
IL = 1mA
0.5
0.4
0.3
0.2
0.1
0
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
3023 G10
SHDN1 or SHDN2 Pin Input
Current
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0 1 2 3 4 5 6 7 8 9 10
SHDN PIN VOLTAGE (V)
3023 G11
LT3023
SHDN1 or SHDN2 Pin Input
Current
1.4
VSHDN = 20V
1.2
1.0
0.8
0.6
0.4
0.2
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3023 G12
ADJ1 or ADJ2 Pin Bias Current
100
90
80
70
60
50
40
30
20
10
0
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
3023 G13
Current Limit
350
VOUT = 0V
300 TJ = 25°C
250
200
150
100
50
0
01 2 34 5
INPUT VOLTAGE (V)
67
3023 G14
Current Limit
350
300
VIN = 7V
VOUT = 0V
250
200
150
100
50
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3023 G15
Reverse Output Current
100
TA = 25°C
90 VIN = 0V
80
VOUT = VADJ
CURRENT FLOWS
70 INTO OUTPUT PIN
60
50
40
30
20
10
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT VOLTAGE (V)
3023 G16
Reverse Output Current
18
VIN = 0V
VOUT = VADJ = 1.22V
15
12
9
6
3
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3023 G17
Input Ripple Rejection
80
70
60
50
COUT = 10μF
40
30
20
10
IL = 100mA
VIN = 2.3V + 50mVRMS RIPPLE
0 CBYP = 0
0.01 0.1
1
10
FREQUENCY (kHz)
COUT = 1μF
100 1000
3023 G18
3023fa
5
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