LT1389 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
LT1389 Datasheet PDF : 12 Pages
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LT1389
5V TYPICAL PERFOR A CE CHARACTERISTICS
Reverse Characteristics
1000
TA = –40°C TO 85°C
800
600
400
200
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
REVERSE VOLTAGE (V)
1389-4 G01
Reverse Dynamic Impedance
1000
TA = 25°C
f = 25Hz
100
10
1
0.1
0.001
0.01
0.1
1
REVERSE CURRENT (mA)
10
1389-5 G04
Response Time
4V
2V
0V
10V
0V
IR = 1.5µA
COUT = 0µF
2ms/DIV
Temperature Drift
8
6
4
2
0
–2 IR = 250µA
–4
–6 IR = 1.5µA
–8
– 40
–20 0 20 40
TEMPERATURE (°C)
60 80
1389-5 G02
Reverse Voltage Change
vs Current
2.0
1.6
– 40°C
1.2
25°C
0.8
85°C
0.4
0
0.001
0.01
0.1
1
REVERSE CURRENT (mA)
10
1389-4 G03
Dynamic Impedance vs Frequency
100
TA = 25°C
10
1
0.1
0.01
0.01
IR = 1.5µA
COUT = 0µF
IR = 1.5µA
COUT = 0.047µF
IR = 10µA
COUT = 0µF
IR = 10µA
COUT = 0.1µF
0.1
1
FREQUENCY (kHz)
10
1389-4 G05
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)
1389-5 G06
Response Time
1389-5 G08
4V
2V
0V
10V
0V
IR = 1.5µA
COUT = 0.1µF
200ms/DIV
1389-5 G09
8
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