LT1634 Просмотр технического описания (PDF) - Linear Technology
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LT1634 Datasheet PDF : 12 Pages
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LT1634
4.096V TYPICAL PERFOR A CE CHARACTERISTICS
Reverse Characteristics
20
TA = – 40°C to 85°C
16
12
8
4
0
0
1
2
3
4
5
REVERSE VOLTAGE (V)
1634-4 G01
Reverse Dynamic Impedance
100
TA = 25°C
f = 25Hz
10
1
Temperature Drift
6
20µA
100µA
4
200µA
500µA
2
1mA
0
–2
–4
–6
– 40 – 20 0
20 40 60 80
TEMPERATURE (°C)
1634-4 G02
Dynamic Impedance vs Frequency
10000
TA = 25°C
1000
IR = 20µA
COUT = 0µF
100
IR = 20µA
COUT = 0.033µF
10
IR = 100µA
COUT = 0.33µF
IR = 100µA
1
COUT = 0µF
0.1
0.001
0.01 0.1
1
10 100
REVERSE CURRENT (mA)
1635-4 G04
0.1Hz to 10Hz Noise
40
TA = – 40°C TO 85°C
30 IR = 20µA
20
10
0
–10
– 20
– 30
– 40
0 10 20 30 40 50 60 70 80
TIME (SEC)
1634-4 G06
0.1
0.01
0.1
1
10
FREQUENCY (kHz)
100
1634-4 G05
Response Time
6V
4V
2V
0V
10V
0V
IR = 20µA
COUT = 0
500µs/DIV
1634-4 G07
Reverse Voltage Change
vs Current
5
TA = – 40°C TO 85°C
4
3
2
1
0
0.01
0.1
1
10
REVERSE CURRENT (mA)
100
1634-4 G03
Forward Characteristics
1.2
TA = 25°C
0.8
0.4
0
0.01
0.1
1
10
100
FORWARD CURRENT (mA)
1634-2.5 G06
Response Time
6V
4V
2V
0V
10V
0V
IR = 20µA
COUT = 0.1µF
20ms/DIV
1634-2.5 G08
8
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