Huawei Technologies Co. Ltd UM01-HW 用户手册
MC703 CDMA EV-DO Wireless Module V100R001
Product Description
Issue 1.00 (2009-9-10)
Huawei Proprietary and Confidential
Page 20 of 40
3.5 Power Supply Features
3.5.1 Input Power Supply
Table 3-4 shows the input power supply range of the UM01-HW UMTS module.
Table 3-4 Input power supply range of the UM01-HW UMTS module
Parameter Minimum Value
Typical Value
Maximum Value
Unit
VBAT 3.3
3.8
4.2
V
The time when any interface on the UM01-HW UMTS module is powered on must not be
earlier than the time when the module is powered on. Otherwise, the UM01-HW UMTS
module may be abnormal or damaged.
earlier than the time when the module is powered on. Otherwise, the UM01-HW UMTS
module may be abnormal or damaged.
3.5.2 Operating Current
Table 3-5 shows the operating current of the UM01-HW UMTS module.
Table 3-5 Operating current of the UM01-HW UMTS module (TBD)
Operating Mode
Minimum
Value
Value
Typical Value
Maximum Value
Unit
WCDMA Idle state
42.7
42.9
43.8
mA
WCDMA data
transmission state
transmission state
- 490 -
mA
Off state
-
100
-
µA