Microwave Ceramics and Modules 2 – Pole Filter for W - LAN Filter B69812N2457C201 Datasheet Features • SMD filter consisting of coupled resonators with stepped impedances • low losses • high attenuations at GSM (900, 1800) and UMTS bands • high attenuation a 2 times center frequency • (NdBa)TiO3 (εr = 88 / TCf =0±10 ppm/K) with a coating of copper (10µm) and tin (>5µm) • Excellent reflow solderability, no migration effect due to copper/tin metallization Index Page 2 • Dimension Limits , Marking • Recommended footprint Page 3 • Characteristics • Maximum ratings • Typical passband characteristic Page 4 • Processing information • Soldering requirements • Delivery mode ISSUE DATE 27.08.03 ISSUE A PUBLISHER SAW MWC PD F PAGE 1/4 Microwave Ceramics and Modules 2 – Pole Filter for W - LAN Filter B69812N2457C201 Datasheet Dimension Limits , Marking Recommended footprint I/O G ISSUE DATE G S older P ads: I/O Pads m ust be connected to lines w ith 50 Ω im pedance. In the application a term ination of 50 Ω m ust be realized. I/O G round, covered w ith solder resist, connected to low er ground plane b y vias w ith m axim um diam eter of 0.3m m and m ax. distance of 1m m G 27.08.03 ISSUE A PUBLISHER SAW MWC PD F PAGE 2/4 Microwave Ceramics and Modules 2 – Pole Filter for W - LAN Filter B69812N2457C201 Datasheet Characteristics min. Center frequency Insertion loss fc - αIL B 100 Passband (2400- 2500) max. 2.450 1.4 1.8 GHz dB MHz ∆α SWR Z α Amplitude ripple (peak - peak) Standing wave ratio Impedance Attenuation at DC to 880 MHz at 880 to 960 MHz at 960 to 1990 MHz at 1990 to 2100 MHz at 2100 to 2170 MHz at 3000 to 3200 MHz at 3200 to 3500 MHz at 3500 to 4800 MHz at 4800 to 5000 MHz Maximum ratings IEC climatic category (IEC 68-1) typ. 0.4 1.5 50 0.8 2.0 dB Ω dB dB dB dB dB dB dB dB dB 55 50 45 30 25 20 25 30 30 50 45 40 25 20 15 20 27 25 - 40 /+ 90/56 Operating temperature Top - 40 / + 85 °C Typical passband characteristic 0 -5 -10 attenuation [dB] -15 -20 S21 [dB] S11 [dB] -25 -30 -35 -40 -45 -50 2,1 2,15 2,2 2,25 2,3 2,35 2,4 2,45 2,5 2,55 2,6 frequency [GHz] ISSUE DATE 27.08.03 ISSUE A PUBLISHER SAW MWC PD F PAGE 3/4 Microwave Ceramics and Modules 2 – Pole Filter for W - LAN Filter B69812N2457C201 Datasheet Processing information z Wettability to IEC 68-2-58: ≥ 75% (after aging) Soldering Requirements Profile for eutectic SnPb solder paste Profile for leadfree solder paste Soldering type reflow Maximum soldering temperature 235 (max. 2 sec.) (measuring point on top surface of the component) 225 (max. 10 sec.) reflow 260 (max. 2 sec.) °C 250 (max. 10 sec.) °C Recommended soldering conditions (infrared): within 10 sec. Temp. [°C] within 10 sec. Temp. [°C] 245°C±5°C 215°C±10°C 20-40 sec. 30 sec. Time [sec.] 2.5 °C/s 40-80 sec. 2-3 min. Time [sec.] > - 5 °C/s Delivery mode • Blister tape acc. to IEC 286-3, grey • Pieces/tape: 4000 EPCOS AG 2001. All Rights Reserved. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. The information contained in this data sheet describes the type of component and shall not be considered as guaranteed characteristics. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers' Association), unless otherwise agreed. ISSUE DATE 27.08.03 ISSUE A PUBLISHER SAW MWC PD F PAGE 4/4