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| SAW Components Data Sheet B4121 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Ceramic package DCC6D Features s Low-loss RF filter for mobile telephone B4121 942,50 MHz EGSM systems, receive path Low amplitude ripple Usable passband 35 MHz Unbalanced to balanced operation Impedance transformation from 50 to 150 s Ceramic package for Surface Mounted Technology (SMT) s s s s Terminals s Ni, gold-plated Dimensions in mm, approx. weight 0,037 g Pin configuration 2 1, 3 4, 6 5 1, 3, 5 Type B4121 Input, unbalanced Input ground Output, balanced To be grounded Case ground Ordering code B39941-B4121-U510 Marking and Package according to C61157-A7-A68 Packing according to F61074-V8089-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Input power max. 880 ... 915 MHz 1705 ...1785 MHz T Tstg VDC PIN - 40 / + 85 - 40 / + 85 3 18 18 C C V dBm dBm source impedance 50 , load impedance 150 , CW input for min. 2000 h 2 Feb 27, 2003 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance: B4121 942,50 MHz T = 25+-2 C ZS = 50 ZL = 150 || 80 nH min. Center frequency Maximum insertion attenuation 925,0 ... 960,0 Amplitude ripple (p-p) 925,0 ... 960,0 Attenuation 0,0 600,0 880,0 905,0 980,0 1000,0 1025,0 1050,0 1500,0 2130,0 3000,0 4050,0 ... 600,0 ... 880,0 ... 905,0 ... 915,0 ...1000,0 ...1025,0 ...1050,0 ...1500,0 ...2130,0 ...3000,0 ...4050,0 ...5700,0 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz 60 50 30 18 21 30 35 50 45 40 35 23 typ. 942,5 max. -- MHz fC max MHz -- -- 2,8 3,2 dB -- 1,0 1,4 dB 70 55 38 23 23 37 40 57 55 48 41 30 -- -- -- -- -- -- -- -- -- -- -- -- dB dB dB dB dB dB dB dB dB dB dB dB Symmetry in band (referenced to the matched operating condition) |S31|/|S21| arg(S31/S21) 925,0 ... 960,0 925,0 ... 960,0 MHz MHz -1,8 170 0 180 1,2 192 dB 3 Feb 27, 2003 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance: B4121 942,50 MHz T = -10 to +75 C ZS = 50 ZL = 150 || 80 nH min. Center frequency Maximum insertion attenuation 925,0 ... 960,0 Amplitude ripple (p-p) 925,0 ... 960,0 Attenuation 0,0 600,0 880,0 905,0 980,0 1000,0 1025,0 1050,0 1500,0 2130,0 3000,0 4050,0 ... 600,0 ... 880,0 ... 905,0 ... 915,0 ...1000,0 ...1025,0 ...1050,0 ...1500,0 ...2130,0 ...3000,0 ...4050,0 ...5700,0 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz 60 50 28 18 20 30 35 50 45 40 35 23 typ. 942,5 max. -- MHz fC max MHz -- -- 3,0 3,8 dB -- 1,2 2,0 dB 70 55 33 21 22 37 40 57 55 48 41 30 -- -- -- -- -- -- -- -- -- -- -- -- dB dB dB dB dB dB dB dB dB dB dB dB Symmetry in band (referenced to the matched operating condition) |S31|/|S21| arg(S31/S21) 925,0 ... 960,0 925,0 ... 960,0 MHz MHz -2,3 170 0 180 1,2 192 dB 4 Feb 27, 2003 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance: B4121 942,50 MHz T = -40 to +85 C ZS = 50 ZL = 150 || 80 nH min. Center frequency Maximum insertion attenuation 925,0 ... 960,0 Amplitude ripple (p-p) 925,0 ... 960,0 Attenuation 0,0 600,0 880,0 905,0 980,0 1000,0 1025,0 1050,0 1500,0 2130,0 3000,0 4050,0 ... 600,0 ... 880,0 ... 905,0 ... 915,0 ...1000,0 ...1025,0 ...1050,0 ...1500,0 ...2130,0 ...3000,0 ...4050,0 ...5700,0 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz 60 50 28 18 19 30 35 50 45 40 35 23 typ. 942,5 max. -- MHz fC max MHz -- -- 3,4 4,2 dB -- 1,8 2,6 dB 70 55 33 21 21 37 40 57 55 48 41 30 -- -- -- -- -- -- -- -- -- -- -- -- dB dB dB dB dB dB dB dB dB dB dB dB Symmetry in band (referenced to the matched operating condition) |S31|/|S21| arg(S31/S21) 925,0 ... 960,0 925,0 ... 960,0 MHz MHz -2,6 170 0 180 1,2 192 dB 5 Feb 27, 2003 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Transfer function ( spec at 25 C ) B4121 942,50 MHz Transfer function ( wideband ) 6 Feb 27, 2003 SAW Components Low-Loss Filter for Mobile Communication Data Sheet B4121 942,50 MHz Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT P.O. Box 80 17 09, 81617 Munich, GERMANY (c) EPCOS AG 2002. 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. 7 Feb 27, 2003 |
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