B3608

SAW Components Preliminary Data Sheet B3608 SAW Components Low-Loss Filter Preliminary Data Sheet B3608 140 MHz Ceramic package QCC 12 Features q High performance IF bandpass filter q Constant group delay q Hermetically sealed ceramic package Terminals q Gold plated Dimensions in mm, approx. weight 0,4 g Pin configuration 11 1 5 7 2, 3, 4, 6, 8, 9, 10, 12 Input or balanced Input Input-Ground or bal. Input Output or balanced Output Output-Ground or bal. Output Must be grounded Type B3608 Ordering code B39141B3608Z510 Marking and Package according to C61157A0007A055 Packing according to F61074V8026Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power Source power T Tstg VDC Ps Ps – 40/+ 85 – 40/+ 85 0 10 20 ˚C ˚C V dBm dBm source impedance 50 Ω s. imp. 50 Ω, duty cycle 1:100 2 Jul 12, 2002 SAW Components Low-Loss Filter Preliminary Data Sheet Characteristics Operating temperature: Terminating source impedance: Terminating load impedance: T = 25 ˚C ZS = 50 Ω and matching circuit ZL = 50 Ω and matching circuit B3608 140 MHz min. Center frequency (Center between 3dB points) Insertion attenuation at fC Group delay at fC typ. 140,00 max. 140,25 MHz fC 139,75 αC τC — 1,18 10 1,23 11 dB 1,28 µs 3 Jul 12, 2002 SAW Components Low-Loss Filter Preliminary Data Sheet Characteristics Operating temperature: Terminating source impedance: Terminating load impedance: Group delay aperture: T = -40 ˚C ... +85 ˚C ZS = 50 Ω and matching circuit ZL = 50 Ω and matching circuit 200 kHz min. Center frequency (Center between 3dB points) Insertion attenuation at fC typ. 140,00 max. B3608 140 MHz fC 138,85 141,15 MHz αC — — 13 dB Amplitude ripple (max peak to adjacent valley) ∆α 133,60 ... 146,40 MHz (80% of B3dB) Phase ripple (p-p) (80% of B3dB) Pass bandwidth αrel ≤ 1 dB αrel ≤ 3 dB αrel ≤ 40 dB Relative attenuation relative to αC 100,00 ... 128,70 128,70 ... 129,00 151,00 ... 152,30 152,30 ... 180,00 ∆ϕ 133,60 ... 146,40 MHz — 0,5 0,9 dB — 7 14 ˚ B1dB B3dB B40dB αrel MHz MHz MHz MHz 15,0 16,0 — 16,0 16,8 21,0 — — 22,0 MHz MHz MHz 40 37 24 40 45 43 30 45 — — — — dB dB dB dB Group delay ripple (p-p) ∆τ (80% of B3dB) 133,60 ... 146,40 MHz Reflected wave signal suppression 0,70 µs … 3,75 µs after main pulse Temperature coefficient of frequency — 80 140 ns 35 38 – 87 — — dB ppm/K TCf — 4 Jul 12, 2002 SAW Components Low-Loss Filter Preliminary Data Sheet Matching circuit: Element values depending on PCB layout Input and output unbalanced B3608 140 MHz Cp1=33pF Ls2=100nH Ls3=56nH Lp4=39nH Input and output balanced Cs1=27pF (Pin 1) Cs2=22pF (Pin 11) Lp1=62nH Lp2=62nH Cs3=13,5pF (Pin 5) Cs4=20,7pF (Pin 7) 5 Jul 12, 2002 SAW Components Low-Loss Filter Preliminary Data Sheet Normalized frequency response B3608 140 MHz Normalized frequency response 6 Jul 12, 2002 SAW Components Low-Loss Filter Preliminary Data Sheet Attachment Pyroelectric pulse amplitude < 100 mV. B3608 140 MHz 7 Jul 12, 2002 SAW Components Low-Loss Filter Preliminary Data Sheet B3608 140 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. 8 Jul 12, 2002