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| SAW Components Data Sheet B7744 SAW Components Low-Loss Filter for Mobile Communication Data Sheet B7744 1842,5 MHz Ceramic package DCS4D Features s Low-loss RF filter for mobile telephone s s s s s 0,1 1 2 0,1 4 3 0,7 2,5 Terminals s Gold-plated Ni Dimensions in mm, approx. weight 0,012 g Pin configuration 1 3 2, 4 Input Output To be grounded 1 3 4 Type B7744 Ordering code B39182-B7744-C810 Marking and Package according to C61157-A7-A89 Packing according to F61074-V8153-Z000 Electrostatic Sensitive Device (ESD) Operable temperature range Storage temperature range DC voltage ESD voltage Input power at GSM850, GSM900 GSM1800, GSM1900 Tx bands T Tstg VDC VESD PIN PIN - 10 / + 80 - 40 / + 85 5 50 15 12 C C V V dBm dBm peak power of GSM signal duty cycle 4:8 2 Aug 07, 2003 2,0 2 0,8 PCN systems, receive path Low amplitude ripple Usable passband 75 MHz No matching network required for operation at 50 Suitable for GPRS class 1 to 12 Package for Surface Mounted Technology (SMT) 0,6 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics Operating Temperature Range: Terminating source impedance: Terminating load impedance: B7744 1842,5 MHz T = +25 +- 2C ZS = 50 ZL = 50 min. typ. 1842,5 max. -- MHz Center frequency Maximum insertion attenuation 1805,0 ... 1880,0 Amplitude ripple (p-p) 1805,0 ... 1880,0 Input VSWR 1805,0 ... 1880,0 Output VSWR 1805,0 ... 1880,0 Attenuation 0,0 1480,0 1705,0 1920,0 1980,0 2400,0 2500,0 3610,0 3760,0 ... 1480,0 ... 1705,0 ... 1785,0 ... 1980,0 ... 2400,0 ... 2500,0 ... 3610,0 ... 3760,0 ... 6000,0 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz fC max MHz MHz -- -- 2,4 3,0 dB -- 0,9 1,7 dB -- 1,9 2,2 -- 35 28 12 15 23 30 25 35 25 1,9 2,2 37 32 16 21 25 37 36 40 34 -- -- -- -- -- -- -- -- -- dB dB dB dB dB dB dB dB dB 3 Aug 07, 2003 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics Operating Temperature Range: Terminating source impedance: Terminating load impedance: B7744 1842,5 MHz T = -10 to +80C ZS = 50 ZL = 50 min. typ. 1842,5 max. -- MHz Center frequency Maximum insertion attenuation 1805,0 ... 1880,0 Amplitude ripple (p-p) 1805,0 ... 1880,0 Input VSWR 1805,0 ... 1880,0 Output VSWR 1805,0 ... 1880,0 Attenuation 0,0 1480,0 1705,0 1920,0 1980,0 2400,0 2500,0 3610,0 3760,0 ... 1480,0 ... 1705,0 ... 1785,0 ... 1980,0 ... 2400,0 ... 2500,0 ... 3610,0 ... 3760,0 ... 6000,0 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz fC max MHz MHz -- -- 2,4 3,2 dB -- 0,9 1,9 dB -- 1,9 2,2 -- 35 28 11 15 22 30 25 35 25 1,9 2,2 37 32 15 21 24 37 36 40 34 -- -- -- -- -- -- -- -- -- dB dB dB dB dB dB dB dB dB 4 Aug 07, 2003 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics Operating Temperature Range: Terminating source impedance: Terminating load impedance: B7744 1842,5 MHz T = -30 to +85C ZS = 50 ZL = 50 min. typ. 1842,5 max. -- MHz Center frequency Maximum insertion attenuation 1805,0 ... 1880,0 Amplitude ripple (p-p) 1805,0 ... 1880,0 Input VSWR 1805,0 ... 1880,0 Output VSWR 1805,0 ... 1880,0 Attenuation 0,0 1480,0 1705,0 1920,0 1980,0 2400,0 2500,0 3610,0 3760,0 ... 1480,0 ... 1705,0 ... 1785,0 ... 1980,0 ... 2400,0 ... 2500,0 ... 3610,0 ... 3760,0 ... 6000,0 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz fC max MHz MHz -- -- 2,4 3,2 dB -- 0,9 1,9 dB -- 1,9 2,2 -- 35 28 10 15 22 30 25 35 25 1,9 2,2 37 32 15 21 24 37 36 40 34 -- -- -- -- -- -- -- -- -- dB dB dB dB dB dB dB dB dB 5 Aug 07, 2003 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Transfer function (spec for 25C) B7744 1842,5 MHz Transfer function (wideband) 6 Aug 07, 2003 SAW Components Low-Loss Filter for Mobile Communication Data Sheet B7744 1842,5 MHz Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT P.O. Box 80 17 09, D-81617 Munchen (c) EPCOS AG 2002. 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 Aug 07, 2003 |
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