SAW Components Data Sheet B3705 SAW Components B3705 Low Loss Filter 915,00 MHz Data Sheet Ceramic package QCC8B Features ■ RF low-loss filter for wireless audio application ■ Package for Surface Mounted Technology (SMT) ■ Hermetically sealed ceramic package ■ No Matching network required for operation at 50 Ω Terminals ■ Ni, gold plated Dimensions in mm, approx. weight 0,1 g Pin configuration 2 1,3 6 5,7 4,8 Input Input Ground Output Output Ground to be grounded Type Ordering code Marking and Package according to Packing according to B3705 B39921-B3705-Z810 C61157-A7-A46 F61074-V8070-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power TA Tstg VDC PS -40/+85 -40/+85 0 0 2 ˚C ˚C V dBm source impedance 50 Ω Oct 21, 2002 SAW Components B3705 Low Loss Filter 915,00 MHz Data Sheet Characteristics (Spec. 1) Reference temperature: Terminating source impedance: Terminating load impedance: TA = +5 ... 65 ˚C ZS = 50 Ω ZL = 50 Ω fc Center frequency Maximum insertion attenuation 913,90 ... 915,50 MHz αmax min. typ. max. — 914,70 — MHz — 4,0 6,0 dB — 1,0 2,0 dB 43 30 25 38 48 35 35 45 — — — — dB dB dB dB — –30 — ppm/K ∆α Amplitude ripple (p-p) 913,90 ... 915,50 MHz Relative attenuation (relative to αmax) 10,00 ... 890,00 892,30 ... 895,10 903,40 ... 904,60 955,00 ...1100,00 αrel MHz MHz MHz MHz TCf Temperature coefficient of frequency 3 Oct 21, 2002 SAW Components B3705 Low Loss Filter 915,00 MHz Data Sheet Characteristics (Spec. 2) Reference temperature: Terminating source impedance: Terminating load impedance: TA = -40 ... +85 ˚C ZS = 50 Ω ZL = 50 Ω min. typ. max. — 914,70 — MHz — 4,0 6,0 dB — 1,0 2,0 dB Relative attenuation (relative to αmax) αrel 10,00 ... 890,00 MHz 892,30 ... 895,10 MHz 955,00 ...1100,00 MHz 43 30 38 48 35 45 — — — dB dB dB TCf — –30 — ppm/K fc Center frequency Maximum insertion attenuation 914,50 ... 916,00 MHz αmax ∆α Amplitude ripple (p-p) 914,50 ... 916,00 MHz Temperature coefficient of frequency 4 Oct 21, 2002 SAW Components B3705 Low Loss Filter 915,00 MHz Data Sheet Normalized frequency response (Spec.1) Normalized frequency response (Spec. 1) (wideband) 5 Oct 21, 2002 SAW Components B3705 Low Loss Filter 915,00 MHz Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW CE AE P.O. Box 80 17 09, 81617 Munich, GERMANY .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. 6 Oct 21, 2002