TL431 Datasheet, PDF (5/23 Pages) Motorola, Inc – PROGRAMMABLE PRECISION REFERENCES

NXP Semiconductors
TL431 family
Adjustable precision shunt regulator
1250
P_tot
(mW)
1000
(1)
006aab570
750
(2)
500
(3)
250
0
−75
−25
25
75
(1) Ceramic PCB, Al₂O₃, standard footprint
(2) FR4 PCB, mounting pad for collector 1 cm²
(3) FR4 PCB, standard footprint
Fig 2. Power derating curves
125
175
T_amb (°C)
Table 7. ESD maximum ratings
T_amb = 25 °C unless otherwise specified.
Symbol Parameter
V_ESD
electrostatic discharge voltage
Conditions
MIL-STD-883
(human body model)
Min Max Unit
-
4
kV
10. Recommended operating conditions
Table 8.
Symbol
V_KA
I_K
Operating conditions
Parameter
cathode-anode voltage
cathode current
Conditions
Min
Max
Unit
V_ref
36
V
1
100
mA
TL431_FAM_2
Product data sheet
Rev. 02 — 20 January 2010
© NXP B.V. 2010. All rights reserved.
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