TL431_432 Datasheet, PDF (6/14 Pages) Diodes Incorporated – ADJUSTABLE PRECISION SHUNT REGULATOR

TL431/TL432
ADJUSTABLE PRECISION SHUNT REGULATOR
Typical Performance Characteristics (Continued)
0.5 0
0.4 5
0.4 0
V_KA = 36V
V_REF = 0
0.3 5
0.3 0
0.2 5
0.2 0
0.1 5
0.1 0
0.0 5
0.0 0
-75 -50 -25 0 25 50 75 100 125
T_A Free Air Temperature (°C)
Off-Stat e Cathode Current vs. Free Air Temperature
40 0
38 0
36 0
I_KA = 10mA
V_KA = V_REF
T_A = 25°C
34 0
32 0
30 0
28 0
26 0
24 0
22 0
20 0
10
10 0
1K
10 K
f- Frequency (Hz)
10 0K
Equivalent Input Noise Voltage vs. Frequency
-0.2
-0.3
-0.4
V_KA = 3V t o 36V
-0.5
-0.6
-0.7
-0.8
-0.9
-1.0
-50 -25
0
25 50 75 100 125
T_A Free Air Temperature (C)
Ratio of Delta Reference Voltage to Delta Cathode
Voltage vs. Free Air Temperature
TL431/432
Document number: DS35050 Rev. 2 - 2
6 of 14
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September 2010
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