TL431A_13 Datasheet, PDF (23/79 Pages) Texas Instruments – PRECISION PROGRAMMABLE REFERENCE

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OFF-STATE CATHODE CURRENT
vs
FREE-AIR TEMPERATURE
2.5
V_KA = 36 V
V_ref = 0
2
TL431, TL431A, TL431B
TL432, TL432A, TL432B
SLVS543M – AUGUST 2004 – REVISED JULY 2012
RATIO OF DELTA REFERENCE VOLTAGE TO
DELTA CATHODE VOLTAGE
vs
FREE-AIR TEMPERATURE
− 0.85
V_KA = 3 V to 36 V
− 0.95
1.5
−1.05
1
0.5
0
−75 −50 −25 0
25 50
75 100 125
T_A − Free-Air Temperature − °C
Figure 11.
−1.15
−1.25
−1.35
−1.45
−75 −50 −25 0
25 50
75 100 125
T_A − Free-Air Temperature − °C
Figure 12.
EQUIVALENT INPUT NOISE VOLTAGE
vs
FREQUENCY
260
I_O = 10 mA
240 TA = 25°C
220
200
180
160
140
120
100
10
100
1k
10 k
f − Frequency − Hz
Figure 13.
100 k
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