SAW Components Data Sheet B7705, Pb-Free SAW Components B7705 942,5 MHz Low-Loss Filter for Mobile Communication Data Sheet Features Chip sized SAW package QCS5H ■ Low-loss RF filter for mobile telephone ■ 5 4 0,5 0,1 3 0,5 0,8 ■ 2 1 ■ ■ ■ ■ ■ 0,1 EGSM system, receive path Low amplitude ripple Usable passband 35 MHz Unbalanced to balanced operation Excellent symmetry Impedance transformation from 50 Ω to 150 Ω Ceramic package for Surface Mounted Technology (SMT) Pb-free 2,5 2,0 Terminals ■ Ni, gold-plated Dimensions in mm, approx. weight 0,015 g Pin configuration 1 3, 4 2, 5 Type B7705 Input, unbalanced Output, balanced Case ground Ordering code Marking and Package Packing B39941-B7705-K910 according to C61157-A7-A71 according to F61074-V8104-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage ESD voltage Input power max. 880 ... 915 MHz 925 ... 960 MHz 1710 ...1910 MHz 1920 ...1980 MHz 2402 ...2480 MHz elsewhere T Tstg VDC V*ESD PIN – 25 / + 85 – 40 / + 85 3,5 100* 18 8 18 10 4 0 ˚C ˚C V V dBm source impedance 50Ω, load impedance 150Ω; CW input for min. 2000h dBm * - acc. to JESD22-A115A (Machine Model), 10 negative & 10 positive pulses 2 Oct 27, 2004 SAW Components B7705 942,5 MHz Low-Loss Filter for Mobile Communication Data Sheet Characteristics T = +25 ˚C ZS = 50 Ω ZL = 150 Ω Operating temperature range: Terminating source impedance: Terminating load impedance: min. Center frequency fC Maximum insertion attenuation 925,0 ... 960,0 αmax MHz typ. max. — 942,5 — MHz — 2,7 3,2 dB dB ∆α Amplitude ripple (p-p) 925,0 ... 960,0 MHz — 0,9 1,6 925,0 ... 960,0 MHz — 2,2 2,4 925,0 ... 960,0 MHz — 2,2 2,3 Output phase balance (φ(S31)−φ(S21)+180˚) 925,0 ... 960,0 MHz -5 0 5 degree Output amplitude balance (|S31/S21|) 925,0 ... 960,0 -0,5 0 0,5 dB Input VSWR Output VSWR MHz α Attenuation 0,0 880,0 905,0 980,0 1050,0 ... 880,0 ... 905,0 ... 915,0 ...1050,0 ...6000,0 MHz MHz MHz MHz MHz 3 50 30 23 23 50 Oct 27, 2004 75 45 27 26 60 — — — — — dB dB dB dB dB SAW Components B7705 942,5 MHz Low-Loss Filter for Mobile Communication Data Sheet Characteristics T = -10 to +80 ˚C ZS = 50 Ω ZL = 150 Ω Operating temperature range: Terminating source impedance: Terminating load impedance: min. Center frequency fC Maximum insertion attenuation 925,0 ... 960,0 αmax MHz typ. max. — 942,5 — MHz — 2,8 3,5 dB dB ∆α Amplitude ripple (p-p) 925,0 ... 960,0 MHz — 1,0 1,9 925,0 ... 960,0 MHz — 2,2 2,4 925,0 ... 960,0 MHz — 2,2 2,3 Output phase balance (φ(S31)−φ(S21)+180˚) 925,0 ... 960,0 MHz -5 0 5 degree Output amplitude balance (|S31/S21|) 925,0 ... 960,0 -0,5 0 0,5 dB Input VSWR Output VSWR MHz α Attenuation 0,0 880,0 905,0 980,0 1050,0 ... 880,0 ... 905,0 ... 915,0 ...1050,0 ...6000,0 MHz MHz MHz MHz MHz 4 50 30 18 23 50 Oct 27, 2004 75 40 27 25 60 — — — — — dB dB dB dB dB SAW Components B7705 942,5 MHz Low-Loss Filter for Mobile Communication Data Sheet Characteristics T = -20 to +80 ˚C ZS = 50 Ω ZL = 150 Ω Operating temperature range: Terminating source impedance: Terminating load impedance: min. Center frequency fC Maximum insertion attenuation 925,0 ... 960,0 αmax MHz typ. max. — 942,5 — MHz — 2,9 3,7 dB dB ∆α Amplitude ripple (p-p) 925,0 ... 960,0 MHz — 1,0 2,1 925,0 ... 960,0 MHz — 2,2 2,4 925,0 ... 960,0 MHz — 2,2 2,3 Output phase balance (φ(S31)−φ(S21)+180˚) 925,0 ... 960,0 MHz -5 0 5 degree Output amplitude balance (|S31/S21|) 925,0 ... 960,0 -0,5 0 0,5 dB Input VSWR Output VSWR MHz α Attenuation 0,0 880,0 905,0 980,0 1050,0 ... 880,0 ... 905,0 ... 915,0 ...1050,0 ...6000,0 MHz MHz MHz MHz MHz 5 50 30 18 22 50 Oct 27, 2004 75 40 27 25 60 — — — — — dB dB dB dB dB SAW Components B7705 942,5 MHz Low-Loss Filter for Mobile Communication Data Sheet Characteristics T = -25 to +85 ˚C ZS = 50 Ω ZL = 150 Ω Operating temperature range: Terminating source impedance: Terminating load impedance: min. Center frequency fC Maximum insertion attenuation 925,0 ... 960,0 αmax MHz typ. max. — 942,5 — MHz — 3,5 4,0 dB dB ∆α Amplitude ripple (p-p) 925,0 ... 960,0 MHz — 1,5 2,4 925,0 ... 960,0 MHz — 2,2 2,5 925,0 ... 960,0 MHz — 2,2 2,4 Output phase balance (φ(S31)−φ(S21)+180˚) 925,0 ... 960,0 MHz -5 0 5 degree Output amplitude balance (|S31/S21|) 925,0 ... 960,0 -0,5 0 0,5 dB Input VSWR Output VSWR MHz α Attenuation 0,0 880,0 905,0 980,0 1050,0 ... 880,0 ... 905,0 ... 915,0 ...1050,0 ...6000,0 MHz MHz MHz MHz MHz 6 50 30 10 21 50 Oct 27, 2004 75 40 15 23 60 — — — — — dB dB dB dB dB SAW Components B7705 942,5 MHz Low-Loss Filter for Mobile Communication Data Sheet Transfer function Transfer function (wideband) 7 Oct 27, 2004 SAW Components B7705 942,5 MHz Low-Loss Filter for Mobile Communication Data Sheet Output amplitude balance (|S31/S21|) Output phase balance (φ(S31)−φ(S21)+180˚) 8 Oct 27, 2004 SAW Components B7705 942,5 MHz Low-Loss Filter for Mobile Communication Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC PD P.O. Box 80 17 09, D-81617 München EPCOS AG 2004. 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. 9 Oct 27, 2004