Datasheet

8
LT1634
1634fb
Reverse Characteristics
Dynamic Impedance vs Frequency
Reverse Dynamic Impedance
Reverse Voltage Change
vs Current
Temperature Drift
REVERSE VOLTAGE (V)
0
0
REVERSE CURRENT (µA)
4
8
12
16
20
1
234
1634-4 G01
5
T
A
= –40°C to 85°C
TEMPERATURE (°C)
–40
REVERSE VOLTAGE CHANGE (mV)
6
20
1634-4 G02
0
–4
–20 0 40
–6
4
2
–2
60 80
20µA
100µA
200µA
500µA
1mA
REVERSE CURRENT (mA)
1
REVERSE VOLTAGE CHANGE (mV)
2
3
4
5
0.01 1 10 100
1634-4 G03
0
0.1
T
A
= –40°C TO 85°C
REVERSE CURRENT (mA)
1
DYNAMIC IMPEDANCE (Ω)
10
0.001 0.1 1 10
1635-4 G04
0.1
0.01
100
100
T
A
= 25°C
f = 25Hz
FREQUENCY (kHz)
DYNAMIC IMPEDANCE (Ω)
0.01 1 10 100
1634-4 G05
0.1
10000
1000
100
10
1
0.1
I
R
= 20µA
C
OUT
= 0µF
I
R
= 100µA
C
OUT
= 0µF
I
R
= 20µA
C
OUT
= 0.033µF
I
R
= 100µA
C
OUT
= 0.33µF
T
A
= 25°C
4.096V TYPICAL PERFOR A CE CHARACTERISTICS
UW
20ms/DIV
1634-2.5 G08
I
R
= 20µA
C
OUT
= 0.1µF
Response Time
0V
6V
10V
4V
2V
0V
500µs/DIV
1634-4 G07
I
R
= 20µA
C
OUT
= 0
Response Time
6V
0V
10V
0V
2V
4V
0.1Hz to 10Hz Noise
TIME (SEC)
0
NOISE VOLTAGE (µV/DIV)
0
20
80
1634-4 G06
–20
–40
20
40
60
10
30
50
70
40
–10
10
–30
30
T
A
= –40°C TO 85°C
I
R
= 20µA
Forward Characteristics
FORWARD CURRENT (mA)
0.4
FORWARD VOLTAGE (V)
0.8
1.2
0.01 1 10 100
1634-2.5 G06
0
0.1
T
A
= 25°C