B69812-N1477-A540 S2T331 FPS2T331 FILT95 TAPS2T33 - Datasheet Archive

 

Preliminary Data Sheet Microwave Ceramics 2-Pole Filter for DAB SMD 1472 MHz B69812-N1477-A540 Index Page 2 Page 3 Page 4 l

 

Farnell Code - 7455372 Preliminary Data Sheet Microwave Ceramics 2-Pole Filter for DAB SMD 1472 MHz B69812-N1477-A540 B69812-N1477-A540 Index Page 2 Page 3 Page 4 l Application l Features l Component drawing l Recommended footprint l Characteristics l Maximum ratings l Typical passband characteristic l Processing information l Soldering requirements l Delivery mode Revision History Issue P3 P4 Detail of change Component drawing, recommended footprint, tape Date 03.07.97 24.10.97 Name Salz Salz 1/4 RF Filter for DAB B69812-N1477-A540 B69812-N1477-A540 Application l RF filter for DAB (Digital Audio Broadcast) Features l SMD filter consisting of coupled resonators with stepped impedances l (NdBa)TiO3 (r = 88 / TCf = 0±10 ppm/K) with a coating of copper (10µm) and tin (>5µm) l Excellent reflow solderability, no migration effect due to copper/tin metallization Component drawing I/O G G I/O G View from below onto the solder terminals and view from beside S2T331 S2T331.DOC Recommended footprint I/O G G I/O G FPS2T331 FPS2T331.DOC Issue P4 2/4 RF Filter for DAB B69812-N1477-A540 B69812-N1477-A540 Characteristics min. Center frequency IL Insertion loss Passband 1472 - MHz 1.5 dB B 40 MHz Impedance 1.0 1.5 2.0 Z Standing wave ratio 0.3 SWR Amplitude ripple (peak - peak) Attenuation max. 0.9 fc - typ. 50 45 dB at 1242 MHz 40 dB Maximum ratings IEC climatic category (IEC 68-1) - 40/+ 90/56 Operating temperature Top - 40 / + 90 °C Typical passband characteristic 0 -10 -20 -30 DB[S21] DB[S11] -40 -50 -60 -70 frequency [GHz] S2T331 S2T331.DOC Issue P4 3/4 RF Filter for DAB B69812-N1477-A540 B69812-N1477-A540 Processing information ZNr.: 321 (FILT95 FILT95_2) l Wettability to IEC 68-2-58: 75% (after aging) Soldering requirements Soldering type reflow Maximum soldering temperature (measuring point on top surface of the component) 235 (max. 2 sec.) 225 (max. 10 sec.) °C °C Recommended soldering conditions (infrared): within 10 sec. Temp. [°C] 215°C±10°C 20-40 sec. Time [sec.] 40-80 sec. LOETPROF.DOC Delivery mode l Blister tape to IEC 286-3, polyester, grey l Pieces/tape: 2000 Tape: Profile B-B: Reel: Profile A-A: I/O A B B A direction of unreeling TAPS2T33 TAPS2T33.DOC Issue P4 4/4