Power Interface; Overview - Huawei ME909 Series Hardware Manual

HUAWEI ME909 Series LTE LGA Module
Hardware Guide
PIN Pin Name
No.
Normal
142 GND
143 GND
144 GND
145 GND

3.3 Power Interface

3.3.1 Overview

The power supply part of the ME909 module contains:



Table 3-2 lists the definitions of the pins on the power supply interface.
Table 3-2 Definitions of the pins on the power supply interface
Pin No.
12, 13
Issue V0.3 (2013-05-21)
I/O
MUX
- -
- -
- -
- -
 P indicates power pins; I indicates pins for digital signal input; O indicates pins for digital
signal output. AI indicates pins for analog signal input.
 The NC (Not Connected) pins are floating and there are no signal connected to these pins.
Yet some of these pins may be used in MU509, MC509 and MU609 module, therefore,
before you deal with these pins, please refer to the corresponding hardware guide.
 The Reserved pins are internally connected to the module. Therefore, these pins should not
be used, otherwise they may cause problems. Please contact with us for more details about
this information.
VBAT pins for the power supply
VCC_EXT1 pin for external power output with 1.8 V
SIM_VCC pin for USIM card power output
Signal
Name
VBAT
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
Description
Thermal Ground Pad,
this pad need thermal
via
Thermal Ground Pad,
this pad need thermal
via
Thermal Ground Pad,
this pad need thermal
via
Thermal Ground Pad,
this pad need thermal
via
I/ Description
O
Pins for power
P
voltage input
DC Characteristics (V)
Min. Typ. Max.
- - -
- - -
- - -
- - -
DC Characteristics (V)
Min. Typ. Max.
3.3 3.8 4.2
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