KSD-I0B003-000

3

SL431xM

1

ref

2

1

ref

KA

R

×

I

+

)

R

R

+

1

(

×

V

=

V

Note.

obtained over the full operating ambient temperature range that applied.

The average temperature coefficient of the reference input voltage,

ref

V

α

is defined as:

T

∆

)

10

×

)

℃

25

=

T

(

V

V

∆

(

=

)

℃

ppm

(

V

α

a

6

a

ref

ref

ref

ref

V

α

Fig. 8

△

△

Ta = 125℃

K

KA

KA

I

∆

V

∆

=

Ζ

When the device is operating with two external resistors, R1 and R2, (refer to Fig.2) the total dynamic impedance of the circuit

is given by:

)

R

R

+

1

(

×

Ζ

=

Ζ

2

1

KA

'

KA

KA

Input

R1

R2

V

KA

V

Input

Ambient Temperature

KA

V

Input

℃

/

ppm

96

=

125

10

×

)

495

.

2

03

.

0

(

=

)

℃

ppm

(

V

α

6

ref