NXP Semiconductors
TL431 family
Adjustable precision shunt regulator
2.60
Vref
(V)
2.56
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2.52
2.48
2.44
2.40
−75
−25
25
75
125
Tamb (°C)
Fig 3.
IK = 10 mA; VKA = Vref
Reference voltage as a function of ambient
temperature; typical values
INPUT
150
IK
(mA)
100
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50
0
−50
−100
−2
−1
0
1
2
3
VKA (V)
Fig 4.
VKA = Vref; Tamb = 25 C
Cathode current as a function of
cathode-anode voltage; typical values
VKA
IK
Vref
IK = 10 mA; VKA = Vref
Fig 5. Test circuit to Figure 3 and Figure 4
GND
006aab573
TL431 family
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 5 — 01 September 2015
© NXP Semiconductors N.V. 2015. All rights reserved.
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