H2U64U1H2B0200 Datasheet, PDF (11/16 Pages) Unictron Technologies Corporation – ISM 868 MHz Ceramic Chip Antenna

Datasheet: AA701-H2U64U1H2B0200
Introduction Electrical Characteristics Radiation Pattern Layout Tuning Packing Notes
4 Frequency tuning
Chip antenna tuning scenario
Signal Input
4. Fine tuning element
3
2
1
For PIN 3
Matching circuit
5. Fine tuning element
With the following recommended values of matching and tuning components, the
center frequencies will be about 868 MHz at out standard 80x40 mm² evaluation
board.
System Matching Circuit Component
Location Description Vendor Tolerance
1
N/A
-
-
2
2.7nH (0402) DARFON ±0.1 nH
3
0.2 pF (0402) DARFON ±0.1 pF
4
18 pF (0402) DARFON ±2%
Fine tuning
element
5
1.5 pF (0402) DARFON ± 0.1 pF
Fine tuning
element
If you are using a PCB board of different dimensions, the values of suitable
matching and tuning components may differ. Feel free to contact a Unictron’s
representative at [e-mail] for further assistance adjusting these
components, optimizing PCB layout and antenna’s performance.
Page 11 / 16
Unique Electronics You Need