Datasheet TL431, TL432 (Diodes) - 6

TL431/TL432 ADJUSTABLE PRECISION SHUNT REGULATOR Typical Performance Characteristics (cont.)
400
15
z I = 10mA KA H 380 V = V I = 10mA KA REF KA /√ T = 25°C V V = V A μ KA REF
10
T = 25 C ° 360 A e nV e - ltag 340 ltag o o V
5
V e s 320 se oi oi N 300
0
t N put n npu I 280 nt e
-5
lent I al 260 a iv iv u qu q 240 E
-10
= - E n N 220 V V 200
-15
10 100 1K 10K 100K
0 1 2 3 4 5 6 7 8 9 10
f- Frequency (Hz) Time (Seconds) Equivalent Input Noise Voltage vs. Frequency Equivalent Input Noise Voltage Over A 10-S Period
Figure 4. Test circuit for noise input voltage
TL431 *SO-8 is a future package 6 of 14 April 2012 Document number: DS35044 Rev. 6 - 2
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