TL431 Datasheet, PDF (4/12 Pages) Motorola, Inc – PROGRAMMABLE PRECISION REFERENCES

PRODUCT DATABOOK 1996/1997
TL431/TL431A/TL431B
PRECISION PROGRAMMABLE REFERENCES
PRODUCTION DATA SHEET
GRAPH / CURVE INDEX
Characteristic Curves
FIGURE #
1. REFERENCE INPUT VOLTAGE vs. FREE-AIR TEMPERATURE
2. REFERENCE INPUT CURRENT vs. FREE-AIR TEMPERATURE
3. CATHODE CURRENT vs. CATHODE VOLTAGE
4. CATHODE CURRENT vs. CATHODE VOLTAGE
5. OFF-STATE CATHODE CURRENT vs. FREE-AIR TEMPERATURE
6. RATIO OF DELTA REFERENCE VOLTAGE TO DELTA CATHODE
VOLTAGE vs. FREE-AIR TEMPERATURE
7. EQUIVALENT INPUT NOISE VOLTAGE vs. FREQUENCY
FIGURE INDEX
Parameter Measurement Information
FIGURE #
8. TEST CIRCUIT FOR V_KA = V_REF
9. TEST CIRCUIT FOR V_KA > V_REF
10. TEST CIRCUIT FOR I
OFF
Typical Characteristics
FIGURE #
11. EQUIVALENT INPUT NOISE VOLTAGE OVER A 10-SECOND PERIOD
12. SMALL-SIGNAL VOLTAGE AMPLIFICATION vs. FREQUENCY
13. REFERENCE IMPEDANCE vs. FREQUENCY
14. PULSE RESPONSE
15. STABILITY BOUNDARY CONDITIONS
Application Information
FIGURE #
16. SHUNT REGULATOR
17. SINGLE-SUPPLY COMPARATOR WITH TEMPERATURE-COMPENSATED
THRESHOLD
18. HIGH CURRENT SHUNT REGULATOR
19. CROWBAR CIRCUIT
20. VOLTAGE MONITOR
21. PRECISION CONSTANT-CURRENT SINK
4
Copyright © 1999
Rev. 1.3 9/99