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TL431_11 Datasheet, PDF (23/79 Pages) Fairchild Semiconductor – Programmable Shunt Regulator | |||
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OFF-STATE CATHODE CURRENT
vs
FREE-AIR TEMPERATURE
2.5
VKA = 36 V
Vref = 0
2
TL431, TL431A, TL431B
TL432, TL432A, TL432B
SLVS543L â AUGUST 2004 â REVISED FEBRUARY 2011
RATIO OF DELTA REFERENCE VOLTAGE TO
DELTA CATHODE VOLTAGE
vs
FREE-AIR TEMPERATURE
â 0.85
VKA = 3 V to 36 V
â 0.95
1.5
â1.05
â1.15
1
â1.25
0.5
â1.35
0
â75 â50 â25 0
25 50
75 100 125
TA â Free-Air Temperature â °C
Figure 8.
â1.45
â75 â50 â25 0
25 50
75 100 125
TA â Free-Air Temperature â °C
Figure 9.
EQUIVALENT INPUT NOISE VOLTAGE
vs
FREQUENCY
260
IO = 10 mA
240 TA = 25°C
220
200
180
160
140
120
100
10
100
1k
10 k
f â Frequency â Hz
Figure 10.
100 k
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Product Folder Link(s): TL431 TL431A TL431B TL432 TL432A TL432B
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