Datasheet

Electrical characteristics TS3431
6/13 Doc ID 10174 Rev 4
Figure 2. Reference voltage vs. temperature Figure 3. Test circuit for V
K
= Vref
-40 0 40 80 120
1.230
1.235
1.240
1.245
1.250
I
K
= 10mA
V
K
= V
REF
Voltage Reference (V)
Temperature (°C)
Input
Vka
Vref
Ik
Output
Figure 4. Cathode voltage vs. cathode
current
Figure 5. Minimum operating current vs.
temperature
0.0 0.1 0.2 0.3 0.4
0.0
0.5
1.0
1.5
T=+125°C
T=+25°C
T=-40°C
Cathode voltage V
K
(V)
Cathode current I
K
(mA)
-40 0 40 80 120
0.0
0.1
0.2
0.3
0.4
0.5
V
K
= V
REF
Minimum operating current I
KMIN
(mA)
Temperature (°C)
Figure 6. Reference input current vs.
temperature
Figure 7. Dynamic impedance vs frequency
-40 0 40 80 120
0.00
0.25
0.50
0.75
1.00
Reference current I
REF
(µA)
Temperature (°C)
10 100 1000 10000
0.0
0.1
0.2
0.3
0.4
0.5
V
K
= V
REF
T=+25°C
Dynamic impedance Z
KA
(Ω)
Frequency (Hz)