Chengdu Ebyte Electronic Technology Co.,Ltd.
E103-W03 User Manual
Copyright ©2012–2021
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
7
G
G
Power
consump
tion
Maximum transmit power
（
dBm
）
17
18
18.5 Test 2.412GHz
Maximum emission
current
（
mA
）
257
mA
260mA
268
mA
Instantaneous power consumption,DSSS
1Mbps
，
3.3V POWER
receive current
（
mA
）
-
78mA
-
Average power consumption received
（
2.412GHz
）
sleep current
（
μA
）
-
12uA
-
hibernate. SOP1 is left floating or pulled low
2.3 Electrical parameters
No.
Name
Value
Annotation
1
RF chip
CC3220R
TI
2
Module size
27 * 19 * 2.7mm
3
weight
2.2g
4
PCB process
4
Impedance tuning
5
Working
frequency
2.4 ~ 2.484 GHz
6
Production
Process
Lead-free process, machine
sticker
Wireless products must be machine-mounted to ensure batch
consistency and reliability
7
interface
1.27mm
SMD
8 Supply voltage
2.3 ~ 3.6V DC
Note: Voltages higher than 3.6V will cause permanent damage to
the module
9
communication
level
Max 3.6
It is recommended that the difference from the supply voltage be
less than 0.3V to reduce power consumption
10
Measured
distance
160m
Module-to-module communication, clear and open, maximum
power, height 2m, PCB antenna
180m
Module-to-module communication, clear and open, maximum
power, height 2m, PCB antenna
11 transmit power
18dBm
About 100mW
12
AT support
Built-in intelligent
processing
Configuration parameters can be set or read through AT commands
13 Wi-Fi version
802.11 b/g/n
14
Communication
Interface
UART serial port
15 Antenna form
PCB Onboard Antenna/IPX
Socket
50Ω characteristic impedance, can be changed by yourself
16
Operating
temperature
-40 ~ +85℃
Industrial grade (chip range, please modify according to crystal
parameters)
17
Working
humidity
10% ~ 90%
Relative humidity, non-condensing
