TL431 Datasheet, PDF (9/12 Pages) Motorola, Inc – PROGRAMMABLE PRECISION REFERENCES

PRODUCT DATABOOK 1996/1997
TL431/TL431A/TL431B
PRECISION PROGRAMMABLE REFERENCES
PRODUCTION DATA SHEET
TYPICAL CHARACTERISTICS
FIGURE 12. — SMALL-SIGNAL VOLTAGE AMPLIFICATION
vs. FREQUENCY
70
I_K = 10mA
60
T_A = 25°C
50
40
30
20
10
0
-10
1k
10k
100k
1M
10M
(f) Frequency - (Hz)
I_K
15kW
9µF
Output
230W
8.25kW
GND
Test Circuit for Voltage Amplification
FIGURE 13. — REFERENCE IMPEDANCE vs. FREQUENCY
100
I_K = 1mA to 100mA
T_A = 25°C
10
1kW
50W
Output
I_K
1
0.1
1k
10k
100k
1M
10M
(f) Frequency - (Hz)
GND
Test Circuit for Reference Impedance
Copyright © 1999
Rev. 1.3 9/99
9