DATA SHEET
WIRELESS COMPONENTS
Ceramic Patch Antenna
ANT1818B00AT1575S
SMD 18
×
18
×
2 mm
GPS
Product Specification – May 13, 2015 V.0
Product specification
2
5
WIRELESS COMPONENTS
Ceramic Patch Antenna
FEATURES
Compact size
High radiation efficiency
Tape & reel automatic
mounting
Reflow process compatible
RoHS compliant
APPLICATIONS
Navigation device
Telematics box
Fleet management
ORDERING INFORMATION
All part numbers are identified by the series, packing type, material, size,
antenna type, working frequency and packing quantity.
PART NUMBER
ANT 1818
(1)
(2)
B
(3)
00A T 1575S
(4)
(5)
(6)
(1) PRODUCT
ANT = Antenna
(2) SIZE
1818 = 18 × 18 mm
(3) ANTENNA TYPE
B = Bulk antenna
(4) SERIAL NO.
00A
(5) PACKING STYLE
T = Tray
(6) WORKING FREQUENCY
1575 = 1.575GHz
PHYCOMP CTC
CAN43934240A1581B
12NC
43934240A158
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May. 13, 2015 V0
Product specification
3
5
WIRELESS COMPONENTS
Ceramic Patch Antenna
SPECIFICATION
Table 1
DESCRIPTION
Centre Frequency
Bandwidth
Gain
VSWR
Polarization
Axis Ratio
Beam Width
Impedance
Operating Temperature
NOTE
VALUE
1580
±
3 MHz
6 MHz (Typ.)
2 dBic (Typ.)
1.5 Max
Right Hand Circular Polarization
≦
3dB
> 120 degrees
50Ω
-40~105 degree
1. Based on 50*50mm
2
square ground plane.
2. Centre frequency will be offset to working frequency while changes of customer's housing and ground plane.
3. Please contact local sales if you need customized design to gain optimum antenna performance.
Fig. 1 Mechanical data
Ground Plane Size: 50*50 mm
2
Fig. 2 Evaluation Board
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May. 13, 2015 V0
Product specification
4
5
WIRELESS COMPONENTS
Ceramic Patch Antenna
ELECTRICAL PERFORMANCES
Trc1
Trc2
Mem3[Trc1]
Mem4[Trc2]
S11
40
S11
S11
S11
S11
dB Mag 10 dB /
Smith
dB Mag 10 dB /
Smith
Ref -10 dB
Ref 1 U
Ref -10 dB
Ref 1 U
Cal
Cal
Invisible
Invisible
1 of 1 (Max)
30
20
M 1 1.580420 GHz -36.607 dB
M 1 1.580420 GHz 49.836 Ω
M 2 1.575849 GHz -10.000 dB
-j1.4666 Ω
M 3 1.585011 GHz -10.0000 dB
68.667 pF
M 2 1.575849 GHz 93.890 Ω
-j12.680 Ω
7.9649 pF
M 3 1.585011 GHz 27.493 Ω
-j10.226 Ω
9.8197 pF
M1
10
0
M2
M3
M3
-10
M2
-20
-30
M1
-40
Ch1 Center 1.57542 GHz
3/18/2015, 5:11 AM
Fig. 3 Return loss
Pwr 0 dBm
Span 100 MHz
www.yageo.com
May. 13, 2015 V0
Product specification
5
5
WIRELESS COMPONENTS
Ceramic Patch Antenna
REVISION HISTORY
REVISION DATE
Version 0
May 11, 2015
CHANGE NOTIFICATION
-
DESCRIPTION
- New data sheet for Patch antenna, SMD Feed
size 18 ×18 ×2 mm
www.yageo.com
May. 13, 2015 V0