AT3228SY9ZS-RV datasheet(10/10 Pages) KINGBRIGHT

10 / 10 page

SPEC NO: DSAI6845

REV NO: V.1

DATE: SEP/08/2008

PAGE: 10 OF 10

APPROVED: WYNEC

CHECKED: Allen Liu

DRAWN: S.P.Chen

ERP: 1212000024

3.2X2.8mm SMD LED WITH CERAMIC SUBSTRATE

Reliability Test Items And Conditions

The reliability of products shall be satisfied with items listed below

Lot Tolerance Percent Defective (LTPD) : 10%

No.

Test Item

Test Conditions

Test Times /

Cycles

Number of Damaged

Continuous Operating Test

Ta = 25 °C , IF = 350 mA

Tested with standard circuit board﹡

1000 hrs

0/22

High Temperature Operating

Test

Ta = 100 °C , IF = 50 mA (note)

1000 hrs

0/22

Low Temperature Operating

Test

Ta = -40 °C , IF = 350 mA

Tested with standard circuit board﹡

1000 hrs

0/22

High Temperature and

Humidity Storage Operating

Test

Ta = 85 °C , RH = 85% , IF = 100 mA

(note)

1000 hrs

0/22

Temperature Cycling Test

High temp: +100 °C 30 mins

∫

R.T : 5 mins

∫

Low temp : -40 °C 30 mins

∫

R.T : 5 mins

10 cycles

0/22

Thermal Shock Test

High temp : +100 °C 5 mins

∫

Low temp : -40 °C 5 mins

100 cycles

0/22

Soldering resistance Test

Tsld = 260 °C , 10 secs

10 secs

0/22

Note : Thermal resistance of LED with Kingbright circuit board : Rthj-a = 105°C/W

Failure Criteria

Item

Symbol

Test Conditions

Criteria for Judgement

Min.

Max.

Forward Voltage

IF = 350mA

Initial Level x 1.1

Luminous Flux

Φv

IF = 350mA

Initial Level x 0.7

Note : The test is performed after the board is cooled down to the room temperature.

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