VLRK31R1S2 datasheet(6/8 Pages) TO-GRACE

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VLRK31R1S2, VLRK31Q1R2

www.vishay.com

Vishay Semiconductors

Rev. 1.5, 13-Aug-2018

Document Number: 81778

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

REEL DIMENSIONS in millimeters

SOLDERING PROFILE

Fig. 9 - Vishay Lead (Pb)-free Reflow Soldering Profile

(according to J-STD-020C)

Fig. 10 - Double Wave Soldering of Opto Devices (all Packages)

21067

100

150

200

250

300

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

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

Preconditioning according to JEDEC level 2a

max. 2 cycles allowed

255 °C

948626-1

100

1000

10000

100

200

300

100

150

200

250

TTW Soldering (according to CECC00802)

Time (s)

150

250

2 K/s

Second

wave

First wave

5 s

Full line: typical

Dotted lines:

process limits

Lead temperature

235 °C to

260 °C

100 °C to

130 °C

ca. 200 K/s

Forced cooling

ca. 5 K/s

ca. 2 K/s

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