NOTE : Specifications subject to change without notice. Please check our website for latest information.

SUPERWORLD ELECTRONICS (S) PTE LTD

PG. 6

30.01.2015

C2 SERIES

CERAMIC CHIP INDUCTORS

8. SOLDERING AND MOUNTING :

repeated, allowable time is the accumulated time.

The excessive soldering conditions may cause the corrosion of the electrode, When soldering is

Products should be soldered within the following allowable range indicated by the slanted line.

Unenough pre－heating may cause cracks on the ferrite, resulting in the deterioration of product quality.

way that the temperature difference is limited to 100° C max.

surface is limited to 150° C max.Also cooling into solvent after soldering should be in such a

Pre－heating should be in such a way that the temperature difference between solder and ferrite

8-1. Reflow soldering conditions

270

260

250

240

230

0

10

2030 4050

60

70

C

B

120 to 180

1 to 5

50 to 150

Heat temperature

Heat time

Slope of temp. rise

A

°C

sec

°C/sec

D

E

Slope of temp. rise

Time over 230° C

Peak temperature

Peak hold time

No. of mounting

255~260

1 to 5

90~120

10 max.

3

sec

times

°C

°C/sec

sec

8-2. Reworking with soldering iron

3seconds max.

150° C, 1 minute

280° C max

Soldering time

Tip temperature

Preheating

Soldering iron output

End of soldering iron

30w max.

Ø3mm max.

Reworking should be limited to only one time.

prevent the crack on the ferrite material due to the thermal shock.

Note：Do not directly touch the products with the tip of the soldering iron in order to

C

D

temperature

A

B

TIME(sec.)

main heating

pre-heating

normal

230° C

180° C

120° C

E

(Melting area of solder)