LT1389BCS8-5 データシートの表示（PDF） - Linear Technology
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LT1389BCS8-5 Datasheet PDF : 12 Pages
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1.25V TYPICAL PERFOR A CE CHARACTERISTICS
LT1389
Reverse Characteristics
1.0
TA = – 40°C TO 85°C
0.8
0.6
0.4
0.2
0
0
0.4
0.8
1.2
1.6
REVERSE VOLTAGE (V)
1389-1.25 G01
Reverse Dynamic Impedance
1000
TA = 25°C
f = 25Hz
100
10
1
0.1
0.001
0.01
0.1
1
10
REVERSE CURRENT (mA)
1389-1.25 G04
0.1Hz to 10Hz Noise
25
IR = 0.8µA
20
15
10
5
0
–5
–10
–15
– 20
– 25
0
10 20 30 40 50
TIME (SEC)
60 70
1389-1.25 G07
Temperature Drift
2.0
1.5
1.0
0.5
0
IR = 250µA
– 0.5
– 1.0
IR = 0.8µA
– 1.5
– 2.0
– 40
–20 0 20 40
TEMPERATURE (°C)
60 80
1389-1.25 G02
Dynamic Impedance vs Frequency
100
TA = 25°C
10
1
IR = 0.8µA
COUT = 0µF
IR = 0.8µA
COUT = 0.047µF
IR = 10µA
0.1
COUT = 0.1µF
IR = 10µA
COUT = 0µF
0.01
0.01
0.1
1
FREQUENCY (kHz)
10
1389-1.25 G05
Response Time
1.5V
1V
0.5V
0V
5V
0V
IR = 0.8µA
COUT = 0µF
1ms/DIV
1389-1.25 G08
Reverse Voltage Change
vs Current
1.2
1.0
0.8
– 40°C
0.6
0.4
25°C
0.2
85°C
0
0.001
0.01
0.1
1
10
REVERSE CURRENT (mA)
1389-1.25 G03
Forward Characteristics
1.0
TA = 25°C
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0.001
0.01 0.1
1
10 100
FORWARD CURRENT (mA)
1389-1.25 G06
Response Time
1.5V
1V
0.5V
0V
5V
0V
IR = 0.8µA
COUT = 0.1µF
200ms/DIV
1389-1.25 G09
5
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