ax5051 AXSEM, ax5051 Datasheet - Page 39

• Manufacturer Part Number: ax5051
• Description: Ax5051 Radio
• Manufacturer: AXSEM

Dipole Antenna Interface
7.3.
The
VREG from the voltage applied at VDD_IO. Use VREG to supply all the VDD supply pins.
Version 1.6
AX5051
Voltage Regulator
Frequency
Band
868 / 915 MHz
433 MHz
has an integrated voltage regulator which generates a stable supply voltage
IC Antenna
Pins
L1
L2
Figure 6 Structure of the antenna interface to a dipole antenna
VDD
VDD
L1=L2
[nH]
18
33
C1
L3
L4
[pF]
C1
3.9
8
C2
L3=L4
[nH]
6.8
15
dipole
antenna
Application Information
[pF]
3.3
6.8
C2
Datasheet AX5051
39