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