VLMO21.., VLMY21..

www.vishay.com

Vishay Semiconductors

Rev. 1.9, 19-Apr-2022

5

Document Number: 81233

For technical questions, contact: LED@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

Fig. 9 - Relative Intensity vs. Wavelength

Fig. 10 - Forward Current vs. Forward Voltage

Fig. 11 - Relative Luminous Intensity vs. Forward Current

Fig. 12 - Relative Luminous Intensity vs. Ambient Temperature

Fig. 13 - Forward Voltage vs. Ambient Temperature

SOLDERING PROFILE

Fig. 14 - Vishay Lead (Pb)-Free Reflow Soldering Profile

(according to J-STD-020)

10

100

1000

10000

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

520 540 560 580 600 620 640 660 680 700 720

Axis Title

λ - Wavelengths (nm)

2nd line

Yellow

10

100

1000

10000

1

10

100

1.0

1.5

2.0

2.5

3.0

3.5

Axis Title

V

F - Forward Voltage (V)

2nd line

Yellow

10

100

1000

10000

0.01

0.1

1

10

100

110

100

Axis Title

I

F - Forward Current (mA)

2nd line

Yellow

10

100

1000

10000

0

0.5

1.0

1.5

2.0

-40

-20

0

20406080

100

Axis Title

T

amb - Ambient Temperature (°C)

2nd line

Yellow

10

100

1000

10000

0.90

0.95

1.00

1.05

1.10

-40

-20

0

20406080

100

Axis Title

T

amb - Ambient Temperature (°C)

2nd line

Yellow

0

50

100

150

200

250

300

0

50

100

150

200

250

300

Time (s)

240 °C

245 °C

max. 260 °C

max. 120 s

max. 100 s

217 °C

max. 30 s

max. ramp up 3 °C/s

max. ramp down 6 °C/s

19885-3

IR Reflow Soldering Profile for Lead (Pb)-free Soldering

Preconditioning acc. to JEDEC level 2a

max. 2 cycles allowed

255 °C