TL431-Q1 Datasheet, PDF (10/26 Pages) Texas Instruments – ADJUSTABLE PRECISION SHUNT REGULATOR

TL431−Q1
ADJUSTABLE PRECISION SHUNT REGULATOR
SGLS302D − MARCH 2005 − REVISED MARCH 2013
TYPICAL CHARACTERISTICS
SMALL-SIGNAL VOLTAGE AMPLIFICATION
vs
FREQUENCY
60
I_KA = 10 mA
T_A = 25°C
50
15 kΩ
40
9 μF
30
8.25 kΩ
20
I_KA = 10 mA
T_A = 25°C
Output
I_KA
232 Ω
+
−
GND
10
TEST CIRCUIT FOR VOLTAGE AMPLIFICATION
0
1k
10 k
100 k
1M
10 M
f − Frequency − Hz
Figure 13
REFERENCE IMPEDANCE
vs
FREQUENCY
100
I_KA = 10 mA
T_A = 25°C
10
1
1 kΩ
50 Ω
−
+
Output
I_KA
GND
TEST CIRCUIT FOR REFERENCE IMPEDANCE
0.1
1k
10 k
100 k
1M
f − Frequency − Hz
10 M
Figure 14
10
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