Band Pass Filter For 2.4 – 2.5 GHz

Integrated
Module
Technology
Band Pass Filter
For 2.4 – 2.5 GHz
Applications
■ For 2.4 -2.5 GHz systems Including
WLAN 802.11 b,g
Features
■ RoHs Compliant
■ SMD Package, 2.0 x 1.2 x 1 mm
Description
The BP280B is a ceramic filter using LTCC
design and manufacturing technology. The
design is compatible with 802.11b,g WLAN
specifications.
Electrical Specifications at 25°C
Min.
Pass Band
Typ.
2.4
Pass Band Insertion Loss
1.4
Max.
Unit
2.5
GHz
1.6
dB
PassBand Return Loss
10
19
dB
Attenuation @880 - 1600 MHz
30
33
dB
Attenuation @4800 - 5000 MHz
35
37
dB
Attenuation @7200 - 7500 MHz
20
23
dB
5/F,No.61,Lane 90,Kung Wu Road, Lung Tan, Taoyuan, Taiwan
Tel:886-3-4091046 Fax:886-3-4090758 Email:sales@imt.com.tw
Specifications subject to change without notice.
Preliminary
060109
Integrated
Module
Technology
Band Pass Filter
For 2.4 – 2.5 GHz
Typical Performance Data
BP280B
0
-5
-10
-15
-20
-25
-30
-35
-40
-45
-50
-55
-60
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
Frequency (GHz)
Printed Circuit Board Layout
5/F,No.61,Lane 90,Kung Wu Road, Lung Tan, Taoyuan, Taiwan
Tel:886-3-4091046 Fax:886-3-4090758 Email:sales@imt.com.tw
Specifications subject to change without notice.
8
8.5