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| SAW Components Data Sheet B3825 SAW Components Low-Loss Filter Data Sheet B3825 380,00 MHz Ceramic package QCC12C Features s s s s s 2,54 1 111 000 111 000 111 111 000 000 000 111 111 111 000 000 111 111 000 000 111 000 12 11 IF low-loss filter for base stations Channel selection in W-CDMA systems Balanced and unbalanced operation possible 3,84 MHz usable bandwidth Ceramic SMD package 2,54 2 3 11 11 00 00 11 11 00 00 11 11 00 00 11 11 11 00 00 00 00 11 11 00 11 00 1,4 4 1,0 bottom view 6 5 111 000 11 00 111 000 11 00 111 000 111 111 11 11 11 000 000 00 00 00 11 00 111 11 11 000 00 00 111 11 00 000 00 00 111 11 11 000 00 11 9 8 7 10 Terminals 1,48 0,6 111 000 111 000 111 000 111 000 111 000 11 00 11 00 11 00 11 00 11 00 11 00 11 00 11 00 11 00 11 00 s Gold plated side view 5,0 top view 7,0 Dim. in mm, aprox. weight 0,22 g Pin configuration 12 10 6 4 1, 2, 7, 8 3, 9 Input Input ground or balanced input Output Output ground or balanced output to be grounded Case - ground Type B3825 Ordering code B39381-B3825-H310 Marking and Package according to C61157-A7-A95 Packing according to F61074-V8170-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps - 40/+ 85 - 40/+ 85 0 10 C C V dBm 2 April 26, 2005 SAW Components Low-Loss Filter Data Sheet Characteristics (unbalanced operation) Operating temperature: Terminating source impedance: Terminating load impedance: T = -25 to +85 C ZS = 577 || 20 nH ZL = 817 || 21 nH min. Nominal frequency Minimum insertion attenuation (including matching network 1)) Passband width rel 3,0 dB Amplitude ripple (p-p) typ. 380,0 8,9 max. -- 10,0 B3825 380,00 MHz fN min -- 8,0 MHz dB B3,0dB 4,9 5,1 5,3 MHz fN 1,92 MHz Phase ripple (p-p) 0,2 1,0 1,2 dB fN 1,92 MHz Absolute group delay @fN Group delay ripple (p-p) 3,0 5,0 7,0 360 460 560 ns fN 1,92 MHz Mean value of absolute group delay fN 1,92 MHz Adjacent channel selectivity Intermodulation f1 = 360 MHz, input power 0 dBm f2 = 370 MHz, input power 0 dBm @fN f1 = 360 MHz, input power -5 dBm f2 = 370 MHz, input power -5 dBm @fN 40 80 180 ns 440 460 32 480 39 ns dB ACS IM3 24 -120 -95 -85 dBm -135 -110 -100 dBm 3 April 26, 2005 SAW Components Low-Loss Filter Data Sheet min. f1 = 390 MHz, input power 0 dBm f2 = 400 MHz, input power 0 dBm @fN f1 = 390 MHz, input power -5 dBm f2 = 400 MHz, input power -5 dBm @fN Minimum relative attenuation (relative to min) rel at fN - 5,0 MHz at fN + 5,0 MHz DC ... fN - 20,0 MHz fN - 20,0 MHz ... fN - 17,5 MHz fN - 17,5 MHz ... fN - 13,5 MHz fN - 13,5 MHz ... fN - 7,5 MHz fN - 7,5 MHz ... fN - 4,1 MHz fN - 4,1 MHz ... fN - 3,2 MHz fN + 3,2 MHz ... fN + 4,1 MHz fN + 4,1 MHz ... fN + 5,0 MHz fN + 5,0 MHz ... fN + 8,0 MHz fN + 8,0 MHz ... fN + 10,5 MHz fN + 10,5 MHz ... fN + 17,5 MHz fN + 17,5 MHz ... fN + 20,0 MHz fN + 20,0 MHz ... fN +100,0 MHz Impedance at fN (without matching) Input: ZIN = RIN || CIN Output: ZOUT= ROUT || COUT Temperature coefficient of frequency 2) Turnover temperature 1) Matching B3825 380,00 MHz typ. max. -120 -95 -85 dBm -135 -110 -100 dBm 37 40 42 35 42 38 35 20 20 34 37 32 39 35 40 40 45 46 38 45 40 38 22 23 37 39 35 42 38 43 50 50 55 45 55 45 45 40 40 45 45 45 50 45 55 dB dB dB dB dB dB dB dB dB dB dB dB dB dB dB -- -- 795 || 6 652 || 6 -0,036 25 -- -- -- -- || pF || pF ppm/K2 C TCf T0 -- -- inductor Q=40 dependance of fc: 2) Temperature fc(TA) = fc(T0)(1 + TCf(TA - T0)2) 4 April 26, 2005 SAW Components Low-Loss Filter Data Sheet Matching network (Element values depend upon PCB layout) B3825 380,00 MHz Ls1 = 68 nH Lp2 = 27 nH Lp3 = 27 nH Ls4 = 82 nH 5 April 26, 2005 SAW Components Low-Loss Filter Data Sheet Normalized frequency response B3825 380,00 MHz Normalized frequency response (pass band) 6 April 26, 2005 SAW Components Low-Loss Filter Data Sheet B3825 380,00 MHz Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC PD P.O. Box 80 17 09, D-81617 Munchen (c) EPCOS AG 2005. All Rights Reserved. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS' prior express consent is prohibited. The information contained in this brochure 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. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices. 7 April 26, 2005 |
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