Chengdu Ebyte Electronic Technology Co., Ltd
E21-400G37 User Manual
Copyright ©2012–2019, hengdu Ebyte Electronic Technology Co., Ltd
10
Liquidous Temperature (TL)
Liquid phase
temperature
183℃
217℃
Time（tL）Maintained Above（TL）
Time above liquidus
60-90 sec
30-90 sec
Peak temperature（Tp）
Peak temperature
220-235℃
230-250℃
Aveage ramp-down rate（Tp to Tsmax）
Average falling rate
6℃/second max
6℃/second max
Time 25℃ to peak temperature
Time from 25 ℃ to peak
temperature
6 minutes max
8 minutes max
7.2 Reflow welding curve
Chapter 8 Related Models
Model
PA + LNA
Frequency
PA maximum
power
LNA gain
Packaging
form
Antenna form
MHz
dBm
dBm
E21-400G30S
√
400~470
30
15
SMD
Stamp hole
E21-900G30S
√
850~931
30
12
SMD
Stamp hole
