TL1431-Q1 Datasheet, PDF (8/19 Pages) Texas Instruments – PRECISION PROGRAMMABLE REFERENCE

TL1431ĆQ1
PRECISION PROGRAMMABLE REFERENCE
SLVS534B − JUNE 2004 − REVISED APRIL 2008
TYPICAL CHARACTERISTICS
19.1 V
1 kΩ
EQUIVALENT INPUT-NOISE VOLTAGE
OVER A 10-SECOND PERIOD
6
5
4
3
2
1
0
−1
−2
−3
−4
f = 0.1 to 10 Hz
−5
IKA = 10 mA
TA = 25°C
−6
0
2
4
6
8
10
t − Time − s
500 µF
910 Ω
2000 µF
TL1431
(DUT)
820 Ω
16 Ω
0.1 µF
VCC
TLE2027
+ ^{AV = 10 V/mV}
−
16 Ω
160 kΩ
VCC
16 Ω
1 µF
1 µF
+ TLE2027
−
33 kΩ
33 kΩ
2.2 µF
AV = 2 V/V
CRO 1 MΩ
VEE
VEE
TEST CIRCUIT FOR 0.1-Hz TO 10-Hz EQUIVALENT INPUT-NOISE VOLTAGE
Figure 11
8
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