LT1634
2.5V TYPICAL PERFOR A CE CHARACTERISTICS
Reverse Characteristics
10
4
T
A
= – 40°C TO 85°C
REVERSE VOLTAGE CHANGE (mV)
3
2
1
0
–1
–2
–3
–4
– 40
–20
20
40
0
TEMPERATURE (°C)
60
80
REVERSE VOLTAGE CHANGE (mV)
8
REVERSE CURRENT (µA)
6
4
2
0
0
0.5
1.5
2.0
1.0
REVERSE VOLTAGE (V)
2.5
3.0
1634-2.5 G01
Reverse Dynamic Impedance
100
T
A
= 25°C
f = 25Hz
DYNAMIC IMPEDANCE (Ω)
DYNAMIC IMPEDANCE (Ω)
10
100
I
R
= 10µA
C
OUT
= 0µF
FORWARD VOLTAGE (V)
1
0.1
0.001
0.01
0.1
1
10
REVERSE CURRENT (mA)
100
1635-2.5 G04
0.1Hz to 10Hz Noise
20
15
T
A
= – 40°C TO 85°C
I
R
= 10µA
NOISE VOLTAGE (µV/DIV)
10
5
0
–5
–10
–15
–20
0
10
20
30
40
50
60
70
80
TIME (SEC)
1634-2.5 G07
U W
Temperature Drift
6
10µA
100µA
200µA
500µA
1mA
Reverse Voltage Change
vs Current
T
A
= – 40°C TO 85°C
5
4
3
2
1
0
0.01
0.1
1
10
REVERSE CURRENT (mA)
100
1634-2.5 G03
1634-2.5 G02
Dynamic Impedance vs Frequency
10000
T
A
= 25°C
1000
0.8
1.2
Forward Characteristics
T
A
= 25°C
I
R
= 10µA
C
OUT
= 0.068µF
I
R
= 100µA
C
OUT
= 0.47µF
10
I
R
= 100µA
C
OUT
= 0µF
0.4
1
0.1
0.01
0.1
1
10
FREQUENCY (kHz)
100
1634-2.5 G05
0
0.01
0.1
1
10
FORWARD CURRENT (mA)
100
1634-2.5 G06
Response Time
3V
2V
1V
0V
5V
0V
I
R
= 10µA
C
OUT
= 0
200µs/DIV
1634-2.5 G08
Response Time
3V
2V
1V
0V
5V
0V
I
R
= 10µA
C
OUT
= 0.1µF
20ms/DIV
1634-2.5 G09
7
LINER [ LINEAR TECHNOLOGY ]
