Reflow Welding Curve; Chapter 8 Related Models - Ebyte E21-400G37S User Manual

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Liquidous Temperature (TL)
Time（tL）Maintained Above（TL）
Peak temperature（Tp）
Aveage ramp-down rate（Tp to Tsmax）
Time 25℃ to peak temperature

7.2 Reflow welding curve

Chapter 8 Related Models

Model PA + LNA
E21-400G30S
E21-900G30S
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Time above liquidus
Peak temperature
Average falling rate
Time from 25 ℃ to peak
Frequency
MHz
√
400~470
√
850~931
Liquid phase
temperature
temperature
PA maximum
LNA gain
power
dBm dBm
30 15
30 12
E21-400G37 User Manual
183℃
60-90 sec
220-235℃
6℃/second max
6 minutes max
Packaging
Antenna form
form
SMD
SMD
217℃
30-90 sec
230-250℃
6℃/second max
8 minutes max
Stamp hole
Stamp hole
10