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:[email protected] 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:[email protected] Specifications subject to change without notice. 8 8.5