CL431

ELECTRICAL CHARACTERISTICS

Electrical Characteristics are guaranteed over full junction temperature range (0 to 105

SYMBOL

PARAMETER

CL431 (0.5%)

UNIT

TEST

CIRCUIT

TEST CONDITION

MIN

TYP

MAX

Reference Voltage

2.490

2.503

2.515

V

1

2.469

2.536

V

1

Over Temp.

TC

0.07

0.20

mV/

Cathode Voltage

–2.7

–1.0

mV/V

2

–2

–0.4

0.3

10V to 36V

Reference Input Current

0.7

4

µA2

0.4

1.2

µA

2

Over Temp.

0.4

1

mA

1

Off State Leakage

0.04

250

nA

3

Dynamic Output Impedance

0.15

0.5

Ω

1f

0

15

30

45

60

75

90

105

TEMPERATURE (˚C)

0.07 mV/˚C

0.003 %/˚C

27 ppm/˚C

0.5

5000

0

00

–10

∆V

REF

∆T

1G-37













x 100













x 10

6

*CALCULATING AVERAGE TEMPERATURE COEFFICIENT (TC)

TEST CIRCUITS

IN

V

KA

V

K

I

1G-38

REF

I

REF

= V

REF

I

IN

V

KA

V

2

R

1

R

REF

(V

)

K

I

1G-39

IN

V

KA

V

K(OFF)

I

1G-40

TEST CIRCUIT 1

TEST CIRCUIT 2

TEST CIRCUIT 3

CORPORATION