SAW Components Data sheet B4179 SAW Components B4179 897,5 MHz Low-Loss Filter for Mobile Communication Data sheet Features Ceramic package DCC6D Low-loss RF filter for mobile telephone EGSM system, transmit path Usable passband 35 MHz Balanced to unbalanced operation Impedance transformation from 100 to 50 Ceramic Package for Surface Mounted Technology (SMT) Terminals Ni, gold-plated Dimensions in mm, approx. weight 0,037 g Pin configuration 2 4, 6 1, 3, 5 1, 3, 5 Output, unbalanced Input, balanced Case ground to be grounded Type Ordering code Marking and Package Packing B4179 B39901-B4179-U510 according to C61157-A7-A68 according to F61074-V8089-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage ESD voltage Input power max. 880...915 MHz elsewhere T Tstg VDC VESD PIN - 10 / + 80 - 40 / + 85 3 200 C C V V 10 dBm 0 dBm 2 source impedance 100 , load impedance 50 ; effective input power in ON-state, duty cycle 2 : 8 continuous wave Dec 05, 2001 SAW Components B4179 897,5 MHz Low-Loss Filter for Mobile Communication Data sheet Characteristics T = 25 +- 2 C ZS = 100 including matching network ZL = 50 Operating temperature range: Terminating source impedance: Terminating load impedance: min. Center frequency fC Maximum insertion attenuation 880,0 ... 915,0 max typ. max. -- 897,5 -- 2,6 3,0 dB MHz -- 0,9 1,3 dB Output phase balance ((S31)-(S21)+180) 880,0 ... 915,0 MHz -7 -- 7 degree Output amplitude balance (|S31/S21|) 880,0 ... 915,0 MHz -1,0 -- 1,0 dB 880,0 ... 915,0 MHz -- 1,6 2,0 880,0 ... 915,0 MHz -- 1,8 2,0 MHz -- MHz Amplitude ripple (p-p) 880,0 ... 915,0 Input VSWR Output VSWR Attenuation 0,0 800,0 925,0 935,0 960,0 1850,0 3660,0 ... 800,0 ... 860,0 ... 935,0 ... 960,0 ...1850,0 ...3660,0 ...6000,0 MHz MHz MHz MHz MHz MHz MHz 45 30 9 20 30 20 10 60 50 12 30 40 30 23 -- -- -- -- -- -- -- Lp = 27 nH (20% tolerance, Q = 30 ) Test matching network Lp 3 Dec 05, 2001 dB dB dB dB dB dB dB SAW Components B4179 897,5 MHz Low-Loss Filter for Mobile Communication Data sheet Characteristics T = -10 to +80 C ZS = 100 including matching network ZL = 50 Operating temperature range: Terminating source impedance: Terminating load impedance: min. Center frequency fC Maximum insertion attenuation 880,0 ... 915,0 max typ. max. -- 897,5 -- 3,0 3,3 dB MHz -- 1,3 1,6 dB Output phase balance ((S31)-(S21)+180) 880,0 ... 915,0 MHz -7 -- 7 degree Output amplitude balance (|S31/S21|) 880,0 ... 915,0 MHz -1,0 -- 1,0 dB 880,0 ... 915,0 MHz -- 1,6 2,0 880,0 ... 915,0 MHz -- 1,8 2,0 MHz -- MHz Amplitude ripple (p-p) 880,0 ... 915,0 Input VSWR Output VSWR Attenuation 0,0 800,0 925,0 935,0 960,0 1850,0 3660,0 ... 800,0 ... 860,0 ... 935,0 ... 960,0 ...1850,0 ...3660,0 ...6000,0 MHz MHz MHz MHz MHz MHz MHz 45 20 7 20 30 20 10 60 50 10 30 40 30 23 -- -- -- -- -- -- -- Lp = 27 nH (20% tolerance, Q = 30 ) Test matching network Lp 4 Dec 05, 2001 dB dB dB dB dB dB dB SAW Components B4179 897,5 MHz Low-Loss Filter for Mobile Communication Data sheet Transfer function: Transfer function (wideband) 5 Dec 05, 2001 SAW Components B4179 897,5 MHz Low-Loss Filter for Mobile Communication Data sheet Matching (measurement including calculated matching network; S11 is balanced input ) 6 Dec 05, 2001 SAW Components B4179 897,5 MHz Low-Loss Filter for Mobile Communication Data sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT P.O. Box 80 17 09, D-81617 Munchen EPCOS AG 2001. 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 Dec 05, 2001