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| SAW Components Data Sheet B4841 SAW Components Low-Loss Filter for Mobile Communication Data Sheet B4841 440,00 MHz SMD ceramic package QCC8C Features q q q q q q IF low-loss filter for mobile telephone Channel selection in GSM, PCN, PCS systems Package for Surface Mounted Technology (SMT) Ceramic package Balanced and unbalanced operation possible High stopband attenuation Terminals q Gold-plated Ni Dimensions in mm, approx. weight 0,07 g Pin configuration 2 1 6 5 3, 7 4, 8 Input or balanced input Input-ground or balanced input Output or balanced output Output-ground or balanced output Not connected Case - Ground Type B4841 Ordering code B39441-B4841-U310 Marking and Package according to C61157-A7-A56 Packing according to F61074-V8070-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps - 20/+ 70 - 30/+ 85 3 10 C C V dBm 2 Aug 20, 2001 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics for balanced operation Operating temperature range: Terminating source impedance: Terminating load impedance: B4841 440,00 MHz T = -20 to 70 C ZS = 360 || -1,5 pF ZL = 340 || -1,7 pF min. Nominal frequency typ. 440,0 max. -- MHz fN -- Minimum insertion attenuation min including losses in matching network including losses in matching network and balun Amplitude ripple in passband (p-p) fN - 67,0 kHz ... fN + 67,0 kHz fN - 80,0 kHz ... fN + 80,0 kHz Group delay ripple (p-p) fN - 80,0 kHz ... fN + 80,0 kHz rel MHz MHz MHz MHz MHz MHz MHz MHz -- -- 4,6 5,7 5,5 6,5 dB dB -- -- 0,4 0,5 2,0 3,0 dB dB -- 0,6 1,5 s Relative attenuation (relative to min) fN - 75,00 MHz ... fN 1,60 fN - 1,60 MHz ... fN 0,80 fN - 0,80 MHz ... fN 0,60 fN - 0,60 MHz ... fN 0,40 fN + 0,40 MHz ... fN + 0,60 fN + 0,60 MHz ... fN + 0,80 fN + 0,80 MHz ... fN + 1,60 fN + 1,60 MHz ... fN + 75,00 55 38 32 18 18 32 38 55 -- -- 62 46 55 33 28 40 47 60 360 || 1,5 340 || 1,7 -0,036 25 -- -- -- -- -- -- -- -- -- -- -- -- dB dB dB dB dB dB dB dB || pF || pF ppm/K2 C Impedance within the passband Input: ZIN = RIN || CIN Output: ZOUT = ROUT || COUT Temperature coefficient of frequency 1) Turnover temperature 1) Temperature TCf T0 -- -- dependence of fc: fc(T) = fc(T0)(1 + TCf(T - T0)2) 3 Aug 20, 2001 SAW Components Low-Loss Filter for Mobile Communication Data Sheet B4841 440,00 MHz Matching network to 50 : (Element values depend on PCB layout) Cs1 Cs2 Lp1 Lp2 Cs3 Cp4 = = = = = = 3,9 pF 3,9 pF 27 nH 22 nH 5,6 pF 5,6 pF 4 Aug 20, 2001 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Transfer function: B4841 440,00 MHz Transfer function (pass band): 5 Aug 20, 2001 SAW Components Low-Loss Filter for Mobile Communication Data Sheet B4841 440,00 MHz Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT PD P.O. Box 80 17 09, D-81617 Munchen (c) EPCOS AG 2000. 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. 6 Aug 20, 2001 |
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