Issue A.5 08/06

Page 4 of 5

OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.

OPTEK Technology Inc. — 1645 Wallace Drive, Carrollton, Texas 75006

Phone: (972) 323-2200 or (800) 341-4747 FAX: (972) 323-2396 visibleLED@optekinc.com www.optekinc.com

1.0

0.8

0.6

0.4

0.2

0.0

780

380

430

480

530

580

630

680

730

Wavelength (nm)

Wavelength Characteristics

1.0

0.8

0.6

0.4

0.2

0.0

380

430

480

530

580

630

680

730

780

Wavelength (nm)

Wavelength Characteristics

Forward Current (% of rating)

Forward Current Characteristics

11

10

9

8

7

6

0

20

40

60

80

100

120

Ambient Temperature °C

Derating Curves - Blue, Green and White LEDs

120

100

80

60

40

20

Derating of continuous forward current must be observed to

prevent maximum junction temperature from being exceeded.

0

20

40

60

80

100

120

140

Typical Electro-Optical Characteristics Curves

Derating Curves - Amber and Red LEDs

Ambient Temperature °C

0

20

40

60

80

100

120

140

120

100

80

60

40

20

Derating of continuous forward current must be observed to

prevent maximum junction temperature from being exceeded.

5000 °K

Junction Temperature °C

Junction Temperature Characteristics

-

0

20

40

60

80

100 120 140 160

2

1.6

1.2

0.8

0.4

0

10-Watt Lednium SMD

OVTL09LGx Series