TS431B Taiwan Semiconductor, TS431B Datasheet - Page 2
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TS431B
Manufacturer Part Number
TS431B
Description
Adjustable Precision Shunt Regulator
Manufacturer
Taiwan Semiconductor
Datasheet
1.TS431B.pdf
(8 pages)
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TS431/A/B
Absolute Maximum Rating
Cathode Voltage (Note 1)
Continuous Cathode Current Range
Reference Input Current Range
Power Dissipation (Note 2, 3)
Operating Junction Temperature Range
Storage Temperature Range
Note 1: Voltage values are with respect to the anode terminal unless otherwise noted.
Note 2: Tj Max = 150
Note 3: Rating apply to ambient temperature at 25
Recommend Operating Condition
Cathode Voltage Range
Cathode Current Range (for regulation)
Electrical Characteristics
(Ta=25
Reference
voltage
Deviation of reference input
voltage, over temp. (Note 4)
Reference Input current
Radio of change in Vref to
change in cathode Voltage
Deviation of reference input
current, over temp.
Minimum operating cathode
current
Off-state Cathode Current
Dynamic Output Impedance
o
C, unless otherwise specified.)
Parameter
o
TS431
TS431A
TS431B
C
SOT-89 / SOP-8
Iref(DEV)
Ika(min)
Symbo
∆Vref /
∆Vref
∆Vka
|Zka|
Vref
Iref
Ioff
SOT-23
TO-92
Vka =Vref, Ik=10mA (Figure 1)
Ta = full range
Vka =Vref, Ik=10mA (Figure 1)
R1=10KΩ, R2=
(Figure 2)
Ika=10mA, Vka = 10V to Vref,
Vka = 36V to 10V (Figure 2)
Ta= full range
R1=10KΩ, R2=
(Figure 2)
Vka=Vref (Figure 1)
Vref=0V (Figure 3)
f<1KHz, Vka=Vref
Ika=1mA to 100mA (Figure 1)
2-8
o
C
Test Conditions
T
Vka
Vka
Iref
Pd
Ik
Tj
STG
Ik
∞
∞
, Ika=10mA
, Ika=10mA
Vka=36V
-100 ~ +150
-0.05 ~ +10
-65 ~ +150
2.450
2.475
2.487
Ref ~ 36
Min
1 ~ 100
--
--
--
--
--
--
--
--
0.625
+125
0.5
0.3
37
2003/12 rev. B
2.495
- 1.0
0.22
Typ
-1.4
0.7
0.4
0.4
--
3
2.550
2.525
2.513
- 2.0
Max
-2.7
4.0
1.2
0.6
1.0
0.5
17
mA
mA
mA
o
o
W
V
V
C
C
mV/V
Unit
mV
mA
uA
uA
uA
Ω
V