Dual-Band WLAN Balun 2.4–2.5 GHz and 4.9–5.9 GHz . 禾頻科技 BL 118BC Applications ■ WLAN Systemsat Including 802.11a,b,g Electrical Specifications 25°C Features Unit: mm ■ RoHS Compliant ■ Two Baluns in One Package ■ SMD Package, 6 x 3 x 1.3 mm Tolerance: ±0.2 Description The BL118BC is a ceramic dual-band WLAN balun using LTCC design and manufacturing technology. The module consists of two baluns, one for the 2.4–2.5 GHz band and one for the 4.9–5.9 GHz band. The design is compatible with 802.11a, b, and g specifications. Electrical Specifications at 25℃ Parameter Min. Typ. Max. Unit 2.5 GHz 2.45 GHz Balun Section Pass band 2.4 Ant.Rx Return Loss 10 15 Tx Balanced Ports Phase Difference 170 180 190 Deg 0.5 0.7 dB 5.9 GHz Tx Balanced Ports Amplitude Difference dB 5.5 GHz Balun Section Pass band 4.9 Ant.Rx Return Loss 10 14 Tx Balanced Ports Phase Difference 160 180 200 Deg 0.9 1.3 dB Tx Balanced Ports Amplitude Difference 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. dB Dual-Band WLAN Balun 2.4–2.5 GHz and 4.9–5.9 GHz 禾頻科技 Typical Performance Data 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. Dual-Band WLAN Balun 2.4–2.5 GHz and 4.9–5.9 GHz 禾頻科技 Printed Circuit Board Layout Notes: Line & Space are references only. The 50-ohm line should be match to PCB Specs. Packing: 800 pcs / 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.