3.2x2.8mm SMD LED WITH CERAMIC

SUBSTRATE

SPEC NO: DSAI6701

REV NO: V.1

DATE: AUG/26/2008

PAGE: 1 OF 12

APPROVED: WYNEC

CHECKED: Allen Liu

DRAWN: S.P.Chen

ERP: 1212000010

Electrical / Optical Characteristics at TA = 25°C

PRELIMINARY SPEC

ATTENTION

OBSERVE PRECAUTIONS

FOR HANDLING

ELECTROSTATIC

DISCHARGE

SENSITIVE

DEVICES

Parameter

Symbol

Value

Unit

DC Forward Current [1]

IF

350

mA

Peak Forward Current [2]

IFM

500

mA

Power dissipation

Pt

1.25

W

Operating Temperature

Top

-40 To +100

°C

Storage Temperature

Tstg

-40 To +120

°C

Junction temperature[1]

TJ

120

°C

Thermal resistance [1] (Junction/ambient)

Rth j-a

70

°C/W

Thermal resistance [1] (Junction/solder point)

Rth j-s

26

°C/W

Notes:

1. Results from mounting on PC board FR4 (pad size>100mm2) , mounted on pc board-metal core PCB is recommend

for lowest thermal resistance.

2. 1/10 Duty Cycle, 0.1ms Pulse Width.

Absolute Maximum Ratings at TA = 25°C

Parameter

Symbol

Value

Unit

Forward Voltage IF = 350mA [Min.]

VF [2]

2.8

V

Forward Voltage IF = 350mA [Typ.]

3.2

Forward Voltage IF = 350mA [Max.]

3.6

Wavelength at peak emission IF = 350mA

[Typ.]

λpeak

452

nm

Dominant Wavelength IF = 350mA

[Typ.]

λ dom [1]

458

nm

Temperature coefficient of

λpeak

IF = 350mA, - 10

°C ≤ T ≤ 100°C [Typ.]

TCλpeak

0.2

nm/°C

Temperature coefficient of

λdom

IF = 350mA, - 10

°C ≤ T ≤ 100°C [Typ.]

TCλdom

0.1

nm/°C

Temperature coefficient of VF

IF = 350mA, - 10

°C ≤ T≤ 100°C [Typ.]

TCV

-3.2

mV/°C

Luminous Flux IF = 350mA [Typ.]

Φv

13

lm

Spectral bandwidth at 50%

ΦREL MAX IF = 350mA [Typ.]

Δλ

20

nm

Notes:

1.Wavelength : + / -1nm.

2. Forward Voltage : + / - 0.1V.

Part Number: KT-3228QB10ZS-RV

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