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TL431 Datasheet, PDF (6/8 Pages) Motorola, Inc – PROGRAMMABLE PRECISION REFERENCES | |||
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PROGRAMMABLE PRECISION REFERENCES
TYPICAL PERFORMANCE CHARACTERISTICS
TL431
2.5
VKA=36
V
2
OFF-STATE CATHODE CURRENT
vs FREE-AIR TEMPERATUREâ
1.5
1
0.5
0
-75 -50 -25
0
25
50
75 100 125
TA-FREE-AIR TEMPERATURE-â
â Data is applicable only within the recommended operating free-air
temperature ranges of the various devices.
Figure 8.
-0.85
RATIO DELTA REFERENCE VOLTAGE TO
DELTA CATHODE VOLTAGE vs
FREE-AIR TEMPERATURE â
VKA=3V TO 36V
-0.95
-1.05
-1.15
-1.25
-1.35
-1.45
-75 -50 -25
0
25
50
75
TA-FREE-AIR TEMPERATURE-â
100 125
â Data is applicable only within the recommended operating free-air
temperature ranges of the various devices.
Figure 9.
EQUIVALENT INPUT NOISE VOLTAGE
VS FREQUENCY
260
IO=10ã
240
TA=25â
220
200
180
160
140
120
100
10
100
1K
10K
f-FREQUENCY-ã
Figure 10.
100K
JinYu
semiconductor
www.htsemi.com
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