LT1634 Просмотр технического описания (PDF) - Linear Technology
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LT1634 Datasheet PDF : 12 Pages
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2.5V TYPICAL PERFOR A CE CHARACTERISTICS
LT1634
Reverse Characteristics
10
TA = – 40°C TO 85°C
8
6
4
2
0
0 0.5 1.0 1.5 2.0 2.5 3.0
REVERSE VOLTAGE (V)
1634-2.5 G01
Reverse Dynamic Impedance
100
TA = 25°C
f = 25Hz
10
1
Temperature Drift
4
10µA
3
100µA
200µA
2
500µA
1mA
1
0
–1
–2
–3
–4
– 40
–20 0 20 40
TEMPERATURE (°C)
60 80
1634-2.5 G02
Dynamic Impedance vs Frequency
10000
TA = 25°C
1000
100
IR = 10µA
COUT = 0µF
IR = 10µA
COUT = 0.068µF
10
IR = 100µA
COUT = 0.47µF
IR = 100µA
1
COUT = 0µF
0.1
0.001
0.01 0.1
1
10 100
REVERSE CURRENT (mA)
1635-2.5 G04
0.1Hz to 10Hz Noise
20
TA = – 40°C TO 85°C
15 IR = 10µA
10
5
0
–5
–10
–15
–20
0
10 20 30 40 50 60 70 80
TIME (SEC)
1634-2.5 G07
0.1
0.01
0.1
1
10
100
FREQUENCY (kHz)
1634-2.5 G05
Response Time
3V
2V
1V
0V
5V
0V
IR = 10µA
COUT = 0
200µs/DIV
1634-2.5 G08
Reverse Voltage Change
vs Current
6
TA = – 40°C TO 85°C
5
4
3
2
1
0
0.01
0.1
1
10
100
REVERSE CURRENT (mA)
1634-2.5 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
3V
2V
1V
0V
5V
0V
IR = 10µA
COUT = 0.1µF
20ms/DIV
1634-2.5 G09
7
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