PRELIMINARY (under development)
TDK PROPRIETARY CONFIDENTIAL
May/2006 Ver.3.0
TDK Corporation
Page 1 of 4
LTCC CHIP ANTENNA FOR UWB
SAMPLE P/N:
ANT1085-4R1-01A-ES4.5
[MECHANICAL DIMENSIONS]
TOP VIEW
BOTTOM VIEW
2.
1.
3.
1.
2.
3.
GND
Feed
GND
[Unit: mm]
SIDE VIEW
[ELECTRICAL CHARACTERISTICS]
PARAMETER
Operation Frequency
Polarization
Antenna Gain
Impedance
VSWR
VALUE
3.1 – 5.2
Linear (Mixed)
2.0 (typ.)
50
3 (Max)
UNIT
GHz
NONE
dBi
ohm
NONE
o
o
Operating temperature
Storage temperature
-30
-40
+85
+85
C
C
Note: This document is PRELIMINARY. All specifications are subject to change without notice and are not guaranteed.
PRELIMINARY (under development)
TDK PROPRIETARY CONFIDENTIAL
May/2006 Ver.3.0
TDK Corporation
Page 2 of 4
[Recommended PCB Pattern]
PCB Outline
Antenna
placement guide
Top Side Copper
GND
50Ω Feed
Via connects
to GND Layer
GND Layer
[Unit: mm]
Note 1: No ground should be placed on any layer under the antenna.
Note 2: The antenna should be positioned close to the edge of the PCB.
[VSWR]
Note: Tested antenna has been soldered on 24X43mm PCB.
Note: This document is PRELIMINARY. All specifications are subject to change without notice and are not guaranteed.
2
PRELIMINARY (under development)
TDK PROPRIETARY CONFIDENTIAL
May/2006 Ver.3.0
TDK Corporation
Page 3 of 4
[RADIATION PATTERN]
•
Item:
ANT1085 – 4R1 – 01A
•
Simulated results in advance of measurements
0
10
0
315
-10
-20
-30
270
-40
90
270
0
10
0
315
-10 dBi
-20
-30
-40
90
dBi
45
45
225
180
135
225
135
180
3.432GHz
3.969GHz
4.488GHz
Horizontal Polarization
Vertical Polarization
0
10
0
0
10
0 dBi
45
315
-20
-30
270
-40
315
45
dBi
-10
-20
-30
90
270
-40
90
225
180
135
225
135
180
Horizontal Polarisation
3.432GHz
3.969GHz
4.488GHz
Vertical Polarisation
Note: This document is PRELIMINARY. All specifications are subject to change without notice and are not guaranteed.
PRELIMINARY (under development)
TDK PROPRIETARY CONFIDENTIAL
May/2006 Ver.3.0
TDK Corporation
Page 4 of 4
0
10
0
315
-10
-20
-30
270
-40
90
270
10
0
0 dBi
315
-10
-20
-30
-40
90
dBi
45
45
225
180
135
225
135
180
Horizontal Polarisation
3.432GHz
3.969GHz
4.488GHz
Vertical Polarisation
Note: This document is PRELIMINARY. All specifications are subject to change without notice and are not guaranteed.