TL431_06 Datasheet, PDF (8/11 Pages) ON Semiconductor – Programmable Precision References

TL431 / TL431A / TL431B
TM
®
Precision programmable References
PRODUCTION DATA SHEET
TYPICAL CHARACTERISTICS
6
5
f = 0.1 to 10Hz
4
I_K = 10mA
T_A = 25 °C
3
2
1
0
-1
-2
-3
-4
-5
-6
0
2
4
68
10
(t) Time - (s)
Figure 11 – Equivalent Input Noise Voltage over a 10 – Second Period
19.1V
1k
500 µF
910
2000 µF
TL431/A
& TL431B (DUT)
820
16
0.1µF
V_CC
TLE2027
A_V = 10V/mV
16k
V_CC
1µF
TLE2027
2.2µF
16k
1µF
33k
A_V = 2V/V
1M CRO
33k
V_EE
V_EE
Test Circuit for 0.1Hz to 10Hz Equivalent Input Noise Voltage
Copyright © 1999
Rev. 1.4, 2006-09-26
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
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