Datasheet

180
140
120
100
10 100 1 k
220
240
f − Frequency − Hz
EQUIVALENT INPUT-NOISE VOLTAGE
vs
FREQUENCY
260
10 k 100 k
200
160
I
O
= 10 mA
T
A
= 25°C
− Equivalent Input-Noise Voltage − nV/ HzV
n
−1.15
−1.25
−1.35
−1.45
− 25 0
−1.05
RATIO OF DELTA REFERENCE VOLTAGE TO
DELTA CATHODE VOLTAGE
vs
FREE-AIR TEMPERATURE
25 50 75
100 125
T
A
− Free-Air Temperature − °C
V
KA
= 3 V to 36 V
−0.85
−0.95
−50
− mV/V∆V
I(ref)
/∆V
KA
0.15
0.1
0.05
0
− 25 0 25 50 75
0.2
0.25
OFF-STATE CATHODE CURRENT
vs
FREE-AIR TEMPERATURE
0.3
100 125
0.35
0.4
T
A
− Free-Air Temperature − °C
V
KA
= 36 V
V
I(ref)
= 0
−50
I − Off-State Cathode Current −
Aµ
KA(off)
TL1431
SLVS062M –DECEMBER 1991–REVISED APRIL 2012 www.ti.com
Figure 8. Figure 9.
Figure 10.
8 Submit Documentation Feedback Copyright © 1991–2012, Texas Instruments Incorporated
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