TS3431 STMicroelectronics, TS3431 Datasheet - Page 3

• Manufacturer Part Number: TS3431
• Description: 1.24V PROGRAMMABLE SHUNT VOLTAGE REFERENCE
• Manufacturer: STMicroelectronics

Specifications of TS3431

• Adjustable Output Voltage: 1.24 to 24V
• Sink Current Capability: 0.4 to 100mA
• Industrial Temperature Range: -40˚C to +125˚C

TS3431
3
Table 3.
1. Limits are 100% production tested at 25°C. Behavior at the temperature range limits is guaranteed through correlation and
Symbol
ΔVref
--------------- -
ΔVka
ΔI
by design.
I
I
I
ΔV
R
Kmin
REF
OFF
E
V
T
REF
KA
C
K
N
K
Reference input voltage I
Variation of reference input voltage
over temperature
Temperature coefficient
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 V
Reverse static impedance
Wideband noise
K
K
Electrical characteristics
T
=10mA, R1=10KΩ, R2=+
=10mA, R1=10KΩ, R2=+
amb
= 25°C (unless otherwise specified)
Parameter
K
= 10mA
K
∞
=24V
TS3431 (2%)
TS3431A (1%)
TS3431B (0.5%)
TS3431C (0.25%)
0°C < T < +70°C
-40°C < T < +105°C
-40°C < T < +125°C
-40°C < T < +125°C
T = 25°C
-40°C < T < +125°C
I
V
-40°C < T < +125°C
T= 25°C
-40°C < T < +125°C
0°C < T < +70°C
-40°C < T < +125°C
T= 25°C
-40°C < T < +105°C
-40°C < T < +125°C
I
I
1kHz < f < 100kHz
K
K
K
K
=10mA
= 1 to 100mA
= 10mA
= 24 to 1.24V
Test conditions
(1)
1.215
1.228
1.234
1.237
Min.
Electrical characteristics
Typ.
1.24
0.35
100
1.2
0.9
0.5
0.9
0.2
35
1.265
1.252
1.246
1.243
Max.
1000
2000
100
500
0.4
0.5
1.5
1.5
1.5
0.4
10
18
21
2
2
1
ppm/°C
nV/√ Hz
mV/V
Unit
mV
mA
µA
µA
nA
W
V
3/10