B39361-B3849-U310

SAW Components Data Sheet B3849 SAW Components Low-Loss Filter Data Sheet B3849 357,1 MHz Ceramic package QCC8C Features s s s s Low-loss IF filter for UMTS base stations 20 MHz usable bandwidth Constant group delay Ceramic SMD package Terminals s Gold plated Dimensions in mm, approx. weight 0,1 g Pin configuration 3 2 7 6 4, 8 1, 5 Input Input ground Output Output ground Case ground To be grounded 3 7 2 4,8 6 Type B3849 Ordering code B39361-B3849-U310 Marking and Package according to C61157-A7-A56 Packing according to F61074-V8169-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps –40 / +85 –40 / +85 0 10 ˚C ˚C V dBm 2 Jul 30, 2002 SAW Components Low-Loss Filter Data Sheet Characteristics Operating temperature range: Terminating source impedance: Terminating source impedance: Group delay aperture: T = -35 .. 85 ˚C ZS = 50 Ω and matching network ZS = 50 Ω and matching network 200 kHz B3849 357,1 MHz min. Nominal frequency Minimum insertion attenuation Amplitude ripple (p-p) 347,1 ... 367,1 Pass bandwidth αrel ≤ 1,0 dB Relative attenuation (relative to αmin) 1,0 ... 332,1 382,1 ...1000,0 Group delay ripple (p-p) 347,1 ... 367,1 Absolute group delay 1 dB compression 347,1 ... 367,1 Input IP3 347,1 ... 367,1 Temperature coefficient of frequency MHz 32 MHz 12 MHz typ. 357,1 9,7 max. — 11,0 MHz dB fN αmin ∆α — — — 0,6 1,0 dB B1,0dB αrel MHz MHz ∆τ MHz τ — 32 — MHz 35 35 50 42 — — dB dB — — 25 0,5 70 0,6 ns µs — — dBm — – 87 — — dBm ppm/K TCf — 3 Jul 30, 2002 SAW Components Low-Loss Filter Data Sheet B3849 357,1 MHz Matching network (element values may depend on pcb layout) 50 Ω unbalanced: Ls1 = 47 nH Lp2 = 47 nH Lp3 = 39 nH Ls4 = 39 nH 4 Jul 30, 2002 SAW Components Low-Loss Filter Data Sheet Normalized frequency response B3849 357,1 MHz Normalized frequency response (pass band) 5 Jul 30, 2002 SAW Components Low-Loss Filter Data Sheet B3849 357,1 MHz Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC IS 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 Jul 30, 2002