ACX
ACXACX
ACX
Advanced Ceramic X
Features
! Monolithic SMD with sm all, low-profile
and light-weight type.
! Wide bandwidth
Applications
!2.4GHz W LA N, Home RF, Bluetooth
Modules, etc.
Specifications
Part Number Frequency
Range
(MHz)
Peak Gai n
(XZ-V) Average Gain
(XZ-V) VSWR Impedance
AT9520-
B2R4GAA_ 2400~250 0 3.0 dBi typ. 1.0 dBi typ. 2 max. 50 Ω
Q’ty/Reel (pcs) : 1000pcs
Operating Temp eratur e Range : -40 ~ +85 oC
Storage Temperature Range : -40 ~ +85 oC
Power Capacity : 3W max.
Part Number
" Type AT : Antenna # Dimensions ( L × W ) 9.5× 2.0 mm
$ Material Code B % Frequency Range 2R4=2400MHz
& Specification Code GAA ' Packaging T: Tape & Reel
B: Bulk
Terminal Configuration
No. Ter minal Name No. Terminal Nam e
" Feeding Point # NC
AT9520 Series
Multila yer Chip Antenna
AT 9520 - B 2R4 GAA (
((
(
"
#$ % '&
" #
ACX
ACXACX
ACX
Advanced Ceramic X
Dimensions and Recommended PC Board Pattern
Mark L W T a b c
Dimensions 9.5±0.2 2.0±0.2 1.2+
0.1/-0.2 1.35±0.20 1.1±0.1 0.25±0.1
(a) Without Matching Circuits (Moderate Bandwidth)
(b) With Matching Circuits (Wide Bandwidth)
*Line width should be designed to match 50Ωcharacteristic impedance, dependin g
on PCB material and thickness.
*
*
*
1.8
7.5
10.5
1.0
*
*
*
1.8
7.5
10.5
1.0
3.9nH
1.5pF
(Matching circuit and component values will be different,
depending on PCB layout)
Unit : m m
L
W T
a
a
b
c
ACX
ACXACX
ACX
Advanced Ceramic X
Typical Electrical Characteristics (T=25oC)
!Test Board
!Return Loss
(a) Without Matching Circuits (b) With Matching Circuits
Antenna
No Ground Ground
20mm
19mm
40mm 12mm
50Ω Feed Line
ACX
ACXACX
ACX
Advanced Ceramic X
!Radiation Patterns
0o
90o
180o
270o X
Z
Y
XZ-cut scannin
g
direction
0o
90o
180o
270o
X
Z
Y
YZ-cut scannin
g
direction
XZ cut @2.45GHz
Vertical
YZ cut @2.45GHz
Vertical
XZ-V/XZ-H
YZ-V/YZ-H
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
XY cut @2.45GHz
Vertical
0o
90o
180o
270o X
Z
Y
XY-cut scanning direction
XY-V/XY-H
