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| SAW Components Data Sheet B7848 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Features Low-loss RF filter for iDEN phone, receive path Low amplitude ripple Usable passband 19,0 MHz No matching network required for operation at 50 s Ceramic package for Surface Mounted Technology (SMT) s s s s B7848 860,5 MHz Chip sized SAW package QCS5C 0.735 0,075 2 3 0,38 0,075 0,44 5 4 bottom view 1 0,68 2,0 1,4 Terminals s Ni, gold-plated side view top view Dimensions in mm, approx. weight 0,009 g Pin configuration 1 4 2, 5 3 Input, unbalanced Output, unbalanced Case ground To be grounded Type B7848 Ordering code B39861-B7848-C710 Marking and Package according to C61157-A7-A111 Packing according to F61074-V8151-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage ESD voltage Source power (cw) T Tstg VDC VESD Ps - 30 / + 85 - 40 / + 85 0 100* 0 C C V V dBm Machine Model, 10 pulses source impedance 50 * - acc. to JESD22-A115A (Machine Model), 10 negative & 10 positive pulses 2 Oct 18, 2004 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance: B7848 860,5 MHz T = +25 2 C ZS = 50 ZL = 50 min. typ. 860,5 max. -- MHz Nominal frequency Maximum insertion attenuation 851,0 ... 870,0 Amplitude ripple (p-p) 851,0 ... 870,0 Group delay ripple (p-p) 851,0 ... 870,0 Return loss (Input and Output) 851,0 ... 870,0 Attenuation 0,100... 806,000 MHz 806,000... 825,000 MHz 896,000... 902,000 MHz 905,825... 924,825 MHz 960,650... 979,650 MHz 1070,300...1089,300MHz 1089,300... 3000,000MHz MHz fN max MHz -- -- 1,9 2,7 dB -- 0,5 1,0 dB MHz -- 20 50 ns MHz 11 14 -- dB 45 37 28 27 37 47 27 55 51 42 51 57 55 39 -- -- -- -- -- -- -- dB dB dB dB dB dB dB 3 Oct 18, 2004 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance: B7848 860,5 MHz T = -30 to +70 C ZS = 50 ZL = 50 min. typ. 860,5 max. -- MHz Nominal frequency Maximum insertion attenuation 851,0 ... 870,0 Amplitude ripple (p-p) 851,0 ... 870,0 Group delay ripple (p-p) 851,0 ... 870,0 Return loss (Input and Output) 851,0 ... 870,0 Attenuation 0,100... 806,000 MHz 806,000... 825,000 MHz 896,000... 902,000 MHz 905,825... 924,825 MHz 960,650... 979,650 MHz 1070,300...1089,300MHz 1089,300... 3000,000MHz MHz fN max MHz -- -- 2,2 3,0 dB -- 0,6 1,0 dB MHz -- 30 60 ns MHz 11 13 -- dB 45 37 28 27 37 47 27 55 51 42 51 57 55 39 -- -- -- -- -- -- -- dB dB dB dB dB dB dB 4 Oct 18, 2004 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Transfer function B7848 860,5 MHz Transfer function (pass band) 5 Oct 18, 2004 SAW Components Low-Loss Filter for Mobile Communication Data Sheet B7848 860,5 MHz Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT/IS P.O. Box 80 17 09, 81617 Munich, GERMANY (c) EPCOS AG 2004. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS' prior express consent is prohibited. 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 Oct 18, 2004 |
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