THE INFORMATION CONTAINED HEREIN IS CONSIDERED
"PROPRIETARY" TO BEL FUSE INC. AND SHALL NOT BE
COPIED, REPRODUCED OR DISCLOSED WITHOUT THE
WRITTEN APPROVAL OF BEL FUSE INC.
Appendix K
Lead Free Soldering Profile Used by Bel’s Reliability
Department for product qualification
316
260
256
Temperature (Degree C)
196
136
76
0
0
40
80
120
160
200
Time
240
280
320
360 380
PREPARED BY
(NAME)
SIGNATURE
DATE:
DOCUMENT NO:
SYST–QUAL-04
REV
8
10
Andy Ip
John Tse
REVIEWED BY
(NAME)
4
19 Feb,
03
Sept,
02
SIGNATURE
DATE:
20 Feb,
03
4 Sept,
02
TITLE:
RELIABILITY SYSTEM PROCEDURE
Andy Ip
Form No. DC002082001
PAGE
92