Input

Input

Input

R1

R2

V

KA +

V

I(ref)

1 )

R1

R2 )

I

I(ref)

R1

TL1431

SLVS062M – DECEMBER 1991 – REVISED APRIL 2012

www.ti.com

PARAMETER MEASUREMENT INFORMATION

TYPICAL CHARACTERISTICS

Data at high and low temperatures are applicable only within the recommended operating free-air temperature

ranges of the various devices.

Table of Graphs

GRAPH

FIGURE

Reference voltage vs Free-air temperature

Figure 4

Reference current vs Fire-air temperature

Figure 5

Cathode current vs Cathode voltage

Figure 6, Figure 7

Off-state cathode current vs Free-air temperature

Figure 8

Ratio of delta reference voltage to delta cathode voltage vs Free-air temperature

Figure 9

Equivalent input-noise voltage vs Frequency

Figure 10

Equivalent input-noise voltage over a 10-second period

Figure 11

Small-signal voltage amplification vs Frequency

Figure 12

Reference impedance vs Frequency

Figure 13

Pulse response

Figure 14

Stability boundary conditions

Figure 15

6

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