Datasheet

Electrical characteristics TS2431
4/11 Doc ID 7961 Rev 4
2 Electrical characteristics
Table 4. Electrical characteristics (Tamb = 25 °C unless otherwise specified)
Symbol Parameter Test condition Min. Typ. Max. Unit
V
REF
Reference input voltage
V
K
= V
REF
, I
K
= 10 mA 2.5
V
TS2431 (2%) 2.45 2.55
TS2431A (1%) 2.475 2.525
TS2431B (0.5%) 2.488 2.512
TS2431B (1%), I
K
=1mA 2.475 2.525
|ΔV
REF
|
Reference input voltage deviation over
temperature
V
K
= V
REF
, I
K
= 10 mA
(1) (2)
0 °C < T < +70 °C 10 20
mV-40 °C < T < +85 °C 17 30
-40 °C < T < +105 °C 20 35
T
C
Temperature coefficient
(2)
-40 °C < T < +105 °C 50 100 ppm/°C
I
KMIN
Minimum operating current
T = 25 °C 0.3 0.8
mA
-40 °C < T < +105 °C 1
Ratio of change in reference input
voltage to change in cathode to anode
voltage
I
K
= 10 mA
Vka = 24 to 2.5 V
0.3 2 mV/V
I
REF
Reference input current
I
K
= 10 mA, R1 = 10 kΩ, R2 = +
(3)
T = 25 °C 0.5 2.5
µA
-40 °C < T < +105 °C 3
|ΔI
REF
|
Reference input current deviation
I
K
= 10 mA, R1 = 10 kΩ, R2 = +
(3)
-40 °C < T < +105 °C 0.4 1.2 µA
I
OFF
Off-state cathode current V
K
= 24 V, V
REF
= GND 10 500 nA
|Z
KA
| Reverse dynamic impedance
V
K
= V
REF
ΔI
K
= 1 to 50 mA,
f < 10 kHz
0.5 0.75 W
E
N
Wide band noise
I
K
= 10 mA
10 Hz < f < 10 kHz
300 nV/√Hz
1. Limits are 100% production tested at 25° C. Limits over temperature are guaranteed through correlation and by design.
2.
|ΔV
REF
| is defined as the difference between the maximum and minimum values of V
REF
obtained over the full temperature
range.
3. Refer to
Figure 4: Test circuit for Vka = Vref on page 5 .
ΔVref
ΔVk
----- ----- ---- - -
∞
∞