Datasheet TL431, TL431A, TL432, TL432A (Texas Instruments) - 10

SLVS005V − JULY 1978 − REVISED NOVEMBER 2003
TYPICAL CHARACTERISTICS Table 1. Graphs FIGURE
Reference input voltage vs Free-air temperature 5 Reference input current vs Free-air temperature 6 Cathode current vs Cathode voltage 7, 8 Off-state cathode current vs Free-air temperature 9 Ratio of delta reference voltage to change in cathode voltage vs Free-air temperature 10 Equivalent input noise voltage vs Frequency 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 16
Table 2. Application Circuits FIGURE
Shunt regulator 17 Single-supply comparator with temperature-compensated threshold 18 Precision high-current series regulator 19 Output control of a three-terminal fixed regulator 20 High-current shunt regulator 21 Crowbar circuit 22 Precision 5-V 1.5-A regulator 23 Efficient 5-V precision regulator 24 PWM converter with reference 25 Voltage monitor 26 Delay timer 27 Precision current limiter 28 Precision constant-current sink 29 10 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265