SAW Components Low-loss Filter

www.DataSheet4U.com SAW Components Data Sheet B3643 SAW Components Low-Loss Filter Data Sheet B3643 371,0 MHz Ceramic package QCC10B Features q q q q IF low-loss filter for wireless LAN systems Channel selection according to IEEE 802.11 Temperature stable Ceramic SMD package Terminals q Gold plated Dimensions in mm, approx. weight 0,23 Pin configuration 10 5 9 4 2, 7 1, 3, 6, 8 Input Output Input ground Output ground Ground Case ground Type B3643 Ordering code B39371-B3643-Z710 Marking and Package according to C61157-A7-A49 Packing according to F61074-V8035-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power TA Tstg VDC Ps -25 / +70 -40 / +85 0 10 ˚C ˚C V dBm source impedance 50 Ω 2 Apr 04, 2001 SAW Components Low-Loss Filter Data Sheet Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance: B3643 371,0 MHz TA = -20 .. +60 ˚C ZS = 50 Ω and matching network ZL = 50 Ω and matching network min. typ. 371,0 10 max. — 11,5 MHz dB Nominal frequency Insertion attenuation at fN Pass bandwidth αrel < 1 dB αrel < 3 dB Amplitude ripple (p-p) fN - 0,5 MHz ... fN + 0,5 MHz Amplitude slope in passband Group delay ripple (p-p) fN - 0,65 MHz ... fN + 0,65 MHz fN - 1,00 MHz ... fN + 1,00 MHz Relative attenuation (relative to αN) fN - 50 MHz ... fN - 15 fN - 15 MHz ... fN - 5 fN + 5 MHz ... fN + 25 fN + 25 MHz ... fN + 50 fN αN — — B1dB B3dB ∆α 1,3 — 1,6 2,0 — 2,5 MHz MHz — — ∆τ — — αrel 0,3 0,0 1,0 ±0,5 dB dB 80 90 120 — ns ns MHz MHz MHz MHz 45 40 40 45 60 55 45 50 -0,036 — — — — — — dB dB dB dB ppm/K2 ˚C Temperature coefficient of frequency 1) Turnover temperature 1) TCf T0 — — 16 Temperature dependance of fC: fC(TA) = fC(T0)(1 + TCf(TA - T0)2) Matching network (Element values depend upon PCB layout) Cp1 = 15 pF Ls2 = 27 nH Ls3 = 22 nH Cp4 = 15 pF 3 Apr 04, 2001 SAW Components Low-Loss Filter Data Sheet Transfer function B3643 371,0 MHz Transfer function (pass band) 4 Apr 04, 2001 SAW Components Low-Loss Filter Data Sheet B3643 371,0 MHz Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC IS P.O. Box 80 17 09, D-81617 München © EPCOS AG 1999. All Rights Reserved. As far as patents or other rights of third parties are concerned, liability is only assumed for components per se, not for applications, processes and circuits implemented within components or assemblies. The information describes the type of component and shall not be considered as assured characteristics. Terms of delivery and rights to change design reserved. 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. 5 Apr 04, 2001