Chengdu Ebyte Electronic Technology Co.,Ltd.
E78-400M22S1C User Manual
Copyright ©2012–2021，Chengdu Ebyte Electronic Technology Co.,Ltd.
10
Time
（
TL
）
Maintained Above
（
TL
）
Time below liquid phase line
60-90 sec
30-90 sec
Peak temperature
（
Tp
）
Peak temp.
220-235℃
230-250℃
Aveage ramp-down rate
（
Tp to Tsmax
）
Aveage ramp-down rate
6℃/second max
6℃/second max
Time 25℃ to peak temperature
Time to peak temperature
for 25℃
6 minutes max
8 minutes max
6.2 Reflow soldering curve
