Integrated Module Technology Band Pass Filter For 4.9–5.4 GHz Applications BP238C ■ For 4.9-5.4 GHz systems Including WLAN 802.11 a Features ■ True 4.9-5.4 GHz Band Pass Filter ■ SMD Package, 3.2 x 2.5 x 1.2 mm ■ Capable of Low Side and High Side Rejection ■ Insertion Loss (1.4 dB @ 5.3 GHz) ■ RoHS Compliant Description The BP238C is a ceramic filter using LTCC design and manufacturing technology. The design is compatible with 802.11a WLAN Tolerance +/- 0.2 mm Electrical Specifications at 25°C Min. Pass Band Typ. 4.9 Pass Band Insertion Loss PassBand Return Loss 1.7 10 Max. Unit 5.4 GHz 2.5 dB 13 Pass Band VSWR 2:1 Pass Band Insertion Loss Ripple 0.3 1.0 dB Attenuation @4000 - 4300 MHz 35 38 dB Attenuation @5900 - 6500 MHz 6 13 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. Rev:02 Integrated Module Technology Band Pass Filter For 4.9–5.4 GHz Typical Performance Data BP238C 0 -5 -10 -15 -20 -25 -30 -35 -40 -45 -50 -55 -60 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 Frequency (GHz) Printed Circuit Board Layout Land and Solder Resist Pattern Solder Resist Land Pattern PCB DUT Pad Packing : 2000 / reel 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. Rev:02 8.5