Datasheet

TL431−Q1
ADJUSTABLE PRECISION SHUNT REGULATOR
SGLS302D − MARCH 2005 − REVISED MARCH 2013
10
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
1 k 10 k 100 k 1 M 10 M
0
10
20
30
50
60
40
SMALL-SIGNAL VOLTAGE AMPLIFICATION
vs
FREQUENCY
9 μF
GND
Output
232 Ω
8.25 kΩ
I
KA
15 kΩ
f − Frequency − Hz
TEST CIRCUIT FOR VOLTAGE AMPLIFICATION
I
KA
= 10 mA
T
A
= 25°C
− Small-Signal Voltage Amplification − dBA
V
+
−
I
KA
= 10 mA
T
A
= 25°C
Figure 13
1 kΩ
50 Ω
GND
Output
I
KA
0.1
1 k 10 k 100 k 1 M 10 M
1
f − Frequency − Hz
REFERENCE IMPEDANCE
vs
FREQUENCY
10
100
I
KA
= 10 mA
T
A
= 25°C
TEST CIRCUIT FOR REFERENCE IMPEDANCE
− Reference Impedance −
KA
|z | Ω
+
−
Figure 14