HUAWEI MU739 HSPA+ LGA Module
Hardware Guide
Electrical and Reliability Features
Issue 01 (2011-08-24)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
51
5.5 Power Supply Features
5.5.1
Input Power Supply
Table 5-8 lists the requirements for input power of the MU739 module.
Table 5-8
Requirements for input power of the MU739 module
Parameter
Minimum
Value
Typical Value
Maximum Value
Ripple
Unit
VBAT
3.3
3.8
4.2
0.05
V
Figure 5-1
Power Supply During Burst Emission
The VBAT Minimum Value must be guaranteed during the burst (with 2.75 A Peak in GSM,
GPRS or EGPRS mode).
Table 5-9
Requirements for input current of the MU739 module
Power
Peak (Maximum)
Normal (Maximum)
3.8 V
2750 mA
1100 mA
5.5.2
Power Consumption
The power consumptions of MU739 in different scenarios are respectively listed in
Table 5-10 , Table 5-11 and Table 5-12 .
The power consumption listed in this section is tested when the power supply of
MU739 module is 3.8 V. Typical values are measured at room temperature, and
minimum and maximum values are measured over the entire operating temperature
range.
draft2
