CL2431AVS datasheet(3/6 Pages) CALOGIC

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CL2431

CORPORATION

CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025

TEMPERATURE (˚C)

0.019 mV/˚C

0.001 %/˚C

7.6 ppm/˚C

0.2

2000

–5

1J-28

90 105

–10

∆V

REF

∆T

• TC in mV/oC =

∆VREF

(mV)

∆TA

• TC in %/oC =







∆VREF

VREF at 25







x 100

∆TA

• TC in ppm/oC =







∆VREF

VREF at 25







x 10

∆TA

*CALCULATING AVERAGE TEMPERATURE COEFFICIENT (TC)

TEST CIRCUITS

1G-38

REF

= V

REF

)

1G-39

K(OFF)

1G-40

TEST CIRCUIT 1

TEST CIRCUIT 2

TEST CIRCUIT 3

ELECTRICAL CHARACTERISTICS

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

oC). Ambient temperature must be derated based on

power dissipation and package thermal characteristics. The conditions are: VKA = VREF and IK = 10mA unless otherwise stated.

SYMBOL

PARAMETER

MIN

TYP

MAX

UNIT

CIRCUIT

TEST CONDITION

VREF

Reference Voltage

2.490

2.500

2.515

TA = 25

oC, 0.5% CL2431A

2.470

2.500

2.520

TA = 25

oC, 1.0% CL2431

∆VREF with Temp.*

0.6

0.2

mV/

oC1

∆VREF

∆VK

Ratio of Change in VREF to

Cathode Voltage

–2.7

–1.01

mV/V

VREF to 10V

–2

–0.4

0.3

10V to 18V

IREF

Reference Input Current

0.7

µA2

∆IREF

IREF Temp Deviation

0.4

1.2

µA

Over Temp.

IK(MIN)

Min IK for Regulation

0.4

IK(OFF)

Off State Leakage

0.04

250

VREF = 0V, VKA = 18V

ZKA

Dynamic Output Impedance

0.15

0.5

Ω

≤ 1kHz, IK = 1 to 100mA

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