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−1.0

−0.9

−0.8

−0.7

−0.6

−0.5

−0.4

−0.3

−0.2

−0.1

0.0

−50

−25

0

25

50

75

100

125

150

RATIO OF DELTA REFERENCE VOLTAGE

TO DELTA CATHODE VOLTAGE

vs

JUNCTION TEMPERATURE

−1

0

− 0.025

− 0.075

− 0.1

− 0.125

0.025

vs

OPERATING LIFE AT 55

°C

0

− 0.05

0

10

20

30

40

50

60

Operating Life at 55

% Change (3

δ)

% Change (−3

δ)

% Change (avg)

(1) Extrapolated from life-test data taken at 125

°C; the activation energy

assumed is 0.7 eV.

TLVH431, TLVH431A, TLVH431B

TLVH432, TLVH432A, TLVH432B

LOW-VOLTAGE ADJUSTABLE PRECISION SHUNT REGULATORS

SLVS555F – NOVEMBER 2004 – REVISED OCTOBER 2005

PARAMETER MEASUREMENT INFORMATION (continued)

Operation of the device at these or any other conditions beyond those indicated under recommended operating

conditions is not implied.

Figure 9.

Figure 10.

15