Operating And Storage Temperatures; Power Supply Features; Input Power Supply - Huawei ME909u-521 Hardware Manual

HUAWEI ME909u-521 LTE LGA Module
Hardware Guide

5.3 Operating and Storage Temperatures

Table 5-2 lists the operating and storage temperatures for the ME909u-521 module.
Table 5-2 Operating and storage temperatures for the ME909u-521 module
Specification
Normal working temperatures
Extended temperatures
Ambient temperature for storage

5.4 Power Supply Features

5.4.1 Input Power Supply

Table 5-3 lists the requirements for input power of the ME909u-521 module.
Table 5-3 Requirements for input power for the ME909u-521 module
Parameter
VBAT
Figure 5-1 Power Supply During Burst Emission
Issue 05 (2017-12-15)
[1]
[1]: When the ME909u-521 module works in the range of –30° C to –20° C or +70° C to +75° C ,
NOT all its RF performances comply with 3GPP specifications.
Min.
3.3
The VBAT Minimum value must be guaranteed during the burst (with 2.5 A Peak in GSM, GPRS
or EGPRS mode).
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Copyright © Huawei Technologies Co., Ltd.
Min.
–20
–30
–40
Typ. Max.
3.8 4.2
Electrical and Reliability Features
Max.
+70
+75
+85
Ripple
0.05
Unit
° C
° C
° C
Unit
V
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