4 / 13 page

Phycomp
Product specification
Surface-mount ceramic
multilayer antennas
2.45 GHz ISM-band antenna for
Bluetooth and WLAN IEEE 802.11b
2002 Oct 17 Rev.2
4
www.yageo.com
ELECTRICAL CHARACTERISTICS
DESCRIPTION
VALUE
Centre frequency
2.45, 2.60, 2.70, 2.80 and 2.90 GHz
Bandwidth
100 MHz
Gain
1.2 dBi max.
VSWR
2 max.
Polarization
Linear
Azimuth beamwidth
Omni-directional
Impedance
50
Ω
Power dissipation
1 W
Operating temperature
−55 to +125 °C
Terminations
NiSn
Resistance to soldering heat
260
°C, 10 sec.
HBK015
W
S2
C
L
S4
S3
S1
G
F
C
ANTENNA
Dimensions in mm
Fig.2
Recommended dimensions of solder lands.
For dimensions see Table 2.
Physical dimensions
Table 2
Recommended solder land pattern
SYMBOL
COMMENT
DIMENSIONS
(mm)
SYMBOL
COMMENT
DIMENSIONS
(mm)
L
−
8.30
±0.10
S1
NC mounting pad
1.40
±0.10
W
−
5.70
±0.10
S2
NC mounting pad
1.40
±0.10
F
feed pad
1.00
±0.10
S3
NC mounting pad
1.00
±0.10
G
optional ground pad
1.40
±0.10
S4
NC mounting pad
1.40
±0.10
C
−
0.90
±0.10
−
−
−
FOOTPRINT DIMENSIONS