TS2431 STMicroelectronics, TS2431 Datasheet - Page 3

• Manufacturer Part Number: TS2431
• Description: Programmable Shunt Voltage Reference
• Manufacturer: STMicroelectronics

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