-12-

SEOUL SEMICONDUCTOR CO., LTD.

148-29, Kasan-Dong, Keumchun-Gu, Seoul, Korea

TEL : 82-2-3281-6269

FAX : 82-2-857-5430

<060712> Rev. 0.1

LR770D

9. SOLDERING PROFILE

1) Wave Soldering Conditions / Profile

• Preliminary heating to be at 85ºC(120 ºC max) for 20 seconds(60 seconds max).

• Soldering heat to be at 235 ºC (260ºC max) for 5 seconds (10 seconds max.)

• Soak time above 200 ºC is 5 seconds

2) Hand Soldering conditions

• Not more than 5 seconds at max. 300ºC, under Soldering iron.

0

2

4

6

8

10

12

1 4

1 6

18

20

22

2 4

2 6

28

30

3 2

3 4

36

0

50

10 0

15 0

20 0

25 0

Tim e [s ]

PREHEAT

20s (60s Max)

85 ºC(120 ºC max)

PEAK

5s (10s Max)

235 ºC(260 ºC Max)

Note : In case the soldered products are reused in soldering process, we don’t guarantee the products.