TL1431-SP Datasheet, PDF (6/13 Pages) Texas Instruments – CLASS V, PRECISION PROGRAMMABLE REFERENCE

TL1431-SP
SLVSB44 – JULY 2012
www.ti.com
TYPICAL CHARACTERISTICS (continued)
OFF-STATE CATHODE CURRENT
RATIO OF DELTA REFERENCE VOLTAGE TO
vs
DELTA CATHODE VOLTAGE
FREE-AIR TEMPERATURE
0.4
vs
FREE-AIR TEMPERATURE
0.35
V_KA = 36 V
V_I(ref) = 0
−0.85
V_KA = 3 V to 36 V
0.3
−0.95
0.25
−1.05
0.2
−1.15
0.15
0.1
−1.25
0.05
0
−50 − 25 0
25 50 75 100 125
T_A − Free-Air Temperature − °C
Figure 8.
−1.35
−1.45
−50 − 25 0 25 50 75 100 125
T_A − Free-Air Temperature − °C
Figure 9.
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 10.
100 k
6
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