User's Manual
Table Of Contents
- 1.Introduction
- 2.Package Information
- 3.Interface Application
- 4.RF Specifications
- 5.Electrical Specifications
- 6.SMT Production Guide
- 7.Packaging
- 8.Appendix
SIM7075G User Manual V1.00
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6.3 Typical SMT Reflow Profile
SIMCom provides a typical soldering profile. Therefore the soldering profile shown below is only a generic
recommendation and should be adjusted to the specific application and manufacturing constraints.
Figure 34: The ramp-soak-spike reflow profile of SIM7075G
For more details about secondary SMT, please refer to the document [19].
6.4 Moisture Sensitivity Level (MSL)
SIM7075G is qualified to Moisture Sensitivity Level (MSL) 3 in accordance with JEDEC J-STD-033.
The following table shows the features of Moisture Sensitivity Level (MSL). After seal off, storage conditions
must meet the following table. If the storage time was expired, module must be baking before SMT.
Table 39: Moisture Sensitivity Level and Floor Life
Moisture Sensitivity
Level (MSL)
Floor Life (out of bag) at factory ambient≤30°C/60% RH or
as stated
1
Unlimited at ≦30℃/85% RH
2
1 year at ≦30℃/60% RH
2a
4 weeks at ≦30℃/60% RH
3
168 hours at ≦30℃/60% RH
4
72 hours at ≦30℃/60% RH
NOTE