-1-

1.SPECIFICATIONS

(1) Absolute Maximum Ratings

(Ta=25°C)

Item

Symbol

Absolute Maximum Rating

Unit

Forward Current

35

mA

Pulse Forward Current

100

mA

Allowable Reverse Current

85

mA

Power Dissipation

133

mW

Operating Temperature

-40 ~ +110

°C

Storage Temperature

-40 ~ +110

°C

Dice Temperature

125

°C

Soldering Temperature

Reflow Soldering : 260°C

for 10sec.

Hand Soldering : 350°C

for 3sec.

(2) Thermal Characteristics

(Ta=25°C)

Item

Symbol

Typ.

Unit

Rja

300

°C/W

Heat resistance

Rjs

120

°C/W

Rja = Heat resistance from Dice to Ambient temperature (Ta)

Rjs = Heat resistance from Dice to Solder temperature of Cathode Side (Ts)

Using Nichia standard circuit board FR4, t=1.6mm, Copper foil, t=35µm

(3) Initial Electrical/Optical Characteristics

(Ta=25°C)

Item

Symbol

Condition

Typ.

Max.

Unit

Forward Voltage

(3.4)

3.8

V

Luminous Intensity

Iv

(600)

-

mcd

Luminous Intensity

Iv

(440)

-

mcd

x

-

0.133

-

-

Chromaticity Coordinate

y

-

0.075

-

-

Please refer to CIE 1931 chromaticity diagram.

(4) Ranking

(Ta=25°C)

Item

Symbol

Condition

Min.

Max.

Unit

Rank X

Iv

600

852

mcd

Rank W

Iv

426

600

mcd

Luminous Intensity

Rank V

Iv

300

426

mcd

Luminous Intensity Measurement allowance is ± 10%.

Nichia STS-DA1-0226

<Cat.No.080519>