Datasheet

Electrical characteristics TS822
4/9
Figure 1. Reference voltage versus cathode
current
Figure 2. Minimum operating current
Reference voltage versus cathode current
-0.5 0 0.5 1 1.5 2 2.5
Cathode voltage (V)
-5
0
5
10
15
Cathode current (mA)
Minimum operating current
02040
Cathode current (µA)
0
0.5
1
1.5
2
2.5
3
Cathode voltage (V)
T=+85°C
T=-40°C
T=+25°C
Figure 3. Test circuit Figure 4. Reference voltage versus
temperature
Test circuit
Vin
Ik=(Vin-Vref)/R
Vout=Vref
R
Reference voltage versus Temperature
-40 -20 0 20 40 60 80
Tem
p
erature
(
°C
)
2.44
2.46
2.48
2.5
2.52
2.54
2.56
Cathode voltage (V)
+2%
-2%
-1%
+1%
Figure 5. Static impedance (R
ka
) versus
temperature
Figure 6. Noise voltage versus frequency
Static impedance (Rka) versus
temperature
-40-200 20406080
Temperature (°C)
0
0.05
0.1
0.15
0.2
Static impedance (Ohms)
Noise voltage versus Frequency
0.1
1.0
10.0
100.0
1000.0
Frequency (KHz)
0
500
1000
1500
Noise voltage (nV/VHz)
C
L
=10µF
C
L
=0
C
L
=100µF
C
L
=100nF
C
L
=1µF