TDK Multilayer Chip Antennas ANT1085-4R1 Specifications
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001-02 / 20080114 / e821_ant1085.fm
• All specifications are subject to change without notice.
Multilayer Chip Antennas
For UWB
ANT Series ANT1085-4R1
SHAPES AND DIMENSIONS
RECOMMENDED PC BOARD PATTERNS
PCB material : FR-4
PCB thickness : 0.8 mm
ELECTRICAL CHARACTERISTICS
FREQUENCY CHARACTERISTICS
VSWR
Conformity to RoHS Directive
1
2
3
4
4-Pitch 1.3
13-
ø
0.95
TDK
ANT
1085
Top view
Bottom view
8.5
±0.2
3.25
3.25
1
10
±0.2
3.7
1.2
±0.2
2.4
0.6
0.6
1.5
3.5
5.5
Dimensions in mm
1
GND
2
DC feed
3
GND
4
Pad(NC)
Terminal functions
0.5
0.5
Dimensions in mm
Hatching : Back side
31.75
43
8.7
2
17
4-Pitch 1.3
3.7
3.25
1
3.25
1.25
2.46
1
1
8.7
7.26
24
13-
ø
1.15
Part No.
ANT1085-4R1-01A
Operating frequency range
3.1 to 5.2GHz
Polarization
Linear(mixed)
Antenna gain
2.0dBi typ.
Impedance
50
Ω
VSWR
3max.
Temperature range
Operating
–30 to +85°C
Storage
–40 to +85°C
1
2
6
4
4.5
5
5.5
3.5
2.5
3
3
2
4
5
6
7
8
9
10
VSWR
Frequency(GHz)
•
Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and
specific bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications.