www.vishay.com

8

Document Number 81243

Rev. 1.4, 09-Feb-10

Vishay Semiconductors

VLMW21..

SOLDERING PROFILE

BAR CODE PRODUCT LABEL

EXAMPLE:

A) Type of component

B) Manufacturing plant

C) SEL - selection code (bin):

e.g.: P2 = code for luminous intensity group

4L = code for color group

D) Date code year/week

E) Day code (e.g. 1: Monday)

F) Batch no.

G) Total quantity

H) Company code

VISHAY SEMICONDUCTOR GMBH STANDARD BAR CODE PRODUCT LABEL (finished goods)

PLAIN WRITING

ABBREVIATION

LENGTH

Item-description

-

18

Item-number

INO

8

Selection-code

SEL

3

LOT-/serial-number

BATCH

10

Data-code

COD

3 (YWW)

Plant-code

PTC

2

Quantity

QTY

8

Accepted by:

ACC

-

Packed by:

PCK

-

Mixed code indicator

MIXED CODE

-

Origin

Company Logo

LONG BAR CODE TOP

TYPE

LENGTH

Item-number

N

8

Plant-code

N

2

Sequence-number

X

3

Quantity

N

8

Total length

-

21

SHORT BAR CODE BOTTOM

TYPE

LENGTH

Selection-code

X

3

Data-code

N

3

Batch-number

X

10

Filter

-

1

Total length

-

17

Figure 10. Vishay Lead (Pb)-free Reflow Soldering Profile

(acc. to J-STD-020)

0

50

100

150

200

250

300

0

50

100

150

200

250

300

t [s]

255°C

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

255 °C

19470-3

max. 2 cycles allowed

IR Reflow Soldering Profile for lead (Pb)-free soldering

Preconditioning acc. to JEDEC Level 2a

106

37

VISHAY

A

H

B C

D

E

F

G

19917