AT3216 Series
Multilayer Chip Antenna
Features
Monolithic SMD with small, low-profile and
light-weight type.
Wide bandwidth
ACX
Advanced Ceramic X
Applications
Bluetooth/Wireless LAN/Home RF
ISM band 2.4GHz applications
Specifications
Frequency
Part Number
Range
(MHz)
Peak Gain
(XZ-V)
Average Gain
(XZ-V)
VSWR
Impedance
AT3216
-B2R7HAA_
2400 ~ 2500
0.5 dBi typ.
: 3,000pcs
: -40 ~ +85
o
C
: -40 ~ +85
o
C
: 3W max.
-0.5 dBi typ.
2 max.
50
Ω
Q’ty/Reel (pcs)
Operating Temperature Range
Storage Temperature Range
Power Capacity
Part Number
AT
3216
-
B
2R7
HAA
Type
Material Code
Specification Code
Soldering
AT : Antenna
B
HAA
=lead-containing
/LF=lead-free
Dimensions ( L × W )
Frequency Range
Packaging
3.2× 1.6 mm
2R7=2700MHz
T: Tape & Reel
B: Bulk
Terminal Configuration
No.
Terminal Name
Feeding Point
No.
Terminal Name
NC
ACX
Dimensions and Recommended PC Board Pattern
Unit : mm
a
W
T
Advanced Ceramic X
L
Mark
Dimensions
L
3.2±0.2
W
1.6±0.2
T
1.3+
0.1/-0.2
a
0.5±0.3
(a) Without Matching Circuits
(b) With Matching Circuits
2.6
3.3nH
1.2pF
2.7nH
1.6
4.2
0.4
*
1.9
*Line
width should be designed to match 50Ω characteristic impedance, depending on PCB
material and thickness.
ACX
Typical Electrical Characteristics (T=25
o
C)
Test Board
Ground
19mm
50Ω Feed Line
Advanced Ceramic X
13.5mm
Matching Circuit
6.5mm
No Ground
39.5mm
4mm
6.5mm
Antenna
Return Loss
(a) Without Matching Circuits
(b) With Matching Circuits
ACX
Radiation Patterns
XY-V/XY-H
Z
180
o
X
270
o
Y 0
o
XY-cut scanning direction
XY cut @2.45GHz
Vertical
Horizontal
Advanced Ceramic X
90
o
XZ-V/XZ-H
Y
180
X
270
o
Z 0
o
XZ cut @2.45GHz
Vertical
Horizontal
90
o
XZ-cut scanning direction
YZ-V/YZ-H
X
180
Y
270
Z 0
o
YZ cut @2.45GHz
Vertical
Horizontal
….
90
o
YZ-cut scanning direction
Advanced Ceramic X Corp.
16 Tzu Chiang Road, Hsinchu Industrial District Hsinchu Hsien 303, Taiwan
TEL:886-3-5987008 FAX:886-3-5987001
E-mail:
acx@acxc.com.tw
http://www.acxc.com.tw