TSB611

Application information

DocID028074 Rev 1

17/24

Equation 2

Where:

β is the voltage acceleration constant in 1/V, constant technology parameter (β = 1)

The temperature acceleration is driven by the Arrhenius model, and is defined in

Equation 3.

Equation 3

Where:

k is the Boltzmann constant (8.6173 x 10

the temperature acceleration factor (Equation 4).

Equation 4

use equivalent to 1000 hours of reliable stress duration.

Equation 5

as a function of the maximum operating voltage and the absolute maximum rating

(as recommended by JEDEC rules).

different measurement conditions (see Equation 6).

Equation 6

A

FV

e

β V

S

V

U

–

.

=

A

FT

e

E

a

k

------

1

T

U

1

T

S

–

=

.

A

F

A

FT

A

FV

×

=

Months

A

F

1000 h

×

12 months

24 h

365.25 days

×

×

=

/

V

CC

maxV

V

CC

2

=

=