Chengdu Ebyte Electronic Technology Co.,Ltd
E104-BT53C3 Manual User
Copyright ©2012–2020
，Chengdu Ebyte Electronic Technology Co.,Ltd
39
Chapter 11 welding operation instruction
11.1 Reflow temperature
Reflow curve characteristics
Have lead craft assembly
Lead-free process assembly
Preheating/holding
Minimum temperature
（Tsmin）
100℃
150℃
Maximum temperature
（Tsmax）
150℃
200℃
Time（Tsmin~Tsmin）
60-120 秒
60-120 秒
Warming slope（TL~Tp）
3℃/second，Max
3℃/second，Max
Liquid phase temperature（TL）
183℃
217℃
TL above hold time
60~90second
60~90second
Package peak temperature Tp
Users should not exceed the
temperature indicated on the
"Moisture Sensitivity" label
of the product.
Users should not exceed the
temperature indicated on the
"Moisture Sensitivity" label of
the product.
The time (Tp) within the specified stage
temperature (Tc) of 5 ° C is shown in the
figure below
20s
30s
Cooling slope (Tp~TL)
6 ° C/s, maximum
6 ° C/s, maximum
The time from room temperature to peak
temperature
Six minutes, the longest
8 minutes, the longest
※The peak temperature (Tp) tolerance definition of the temperature curve is the user's upper limit
