B3655

SAW Components Data Sheet B3655 SAW Components Low-Loss Filter Data Sheet B3655 248,6 MHz Ceramic package DCC18 Features q q q q q Low-loss IF filter for DCS base station Rx path Temperature stable Unbalanced or balanced operation Ceramic SMD package Terminals q Gold plated Dim. in mm, aprox. weight 0,7 g Pin configuration 1 6 10 5 3, 8 2, 4, 7, 9 Input Output Input ground Output ground Ground Case – ground Type B3655 Ordering code B39241-B3655-U210 Marking and Package according to C61157-A7-A54 Packing according to F61074-V8069-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps – 25/+ 75 – 40/+ 85 0 10 ˚C ˚C V dBm 2 Apr 04, 2001 SAW Components Low-Loss Filter Data Sheet Characteristics Operating temperature: Terminating source impedance: Terminating load impedance: B3655 248,6 MHz TA = -5 - 75 ˚C ZS = 50 Ω and matching network ZL = 50 Ω and matching network min. typ. 248,6 8,3 max. — 9,5 MHz dB Nominal frequency Minimum insertion attenuation (including matching network) Amplitude ripple (p-p) fN ± 95 kHz fN ± 120 kHz Passband width Absolute group delay (at fN) Group delay ripple (p-p) fN ± 95 kHz fN ± 120 kHz Relative attenuation (relative to αmin) fN ± 0,33 MHz ... fN ± 0,60 MHz fN ± 0,60 MHz ... fN ± 0,80 MHz fN ± 0,80 MHz ... fN ± 3,00 MHz fN − 3,00 MHz ... fN − 105 MHz fN − 105 MHz ... fN − 120 MHz fN + 3,00 MHz ... fN + 13 MHz fN + 13 MHz ... fN + 30 MHz fN + 30 MHz ... fN ± 105 MHz fN + 105 MHz ... fN + 120 MHz Temperature coefficient of frequency 1) Turnover temperature 1) Temperature fN αmin — — ∆α — — 0,4 0,6 410 2,3 1,0 1,5 — 3,0 dB dB kHz µs αrel ≤ 3,0 dB B3,0dB τ ∆τ 240 — — — αrel 11 22 30 48 51 48 43 48 51 0,3 0,4 0,7 1,0 µs µs 18,5 26 36 51 65 51 46 51 56 – 0,036 30 — — — — — — — — — — — dB dB dB dB dB dB dB dB dB ppm/K2 ˚C TCf T0 — — dependance of fc: fc(TA) = fc(T0)(1 + TCf(TA – T0)2) 3 Apr 04, 2001 SAW Components Low-Loss Filter Data Sheet B3655 248,6 MHz Matching network Cp1 = 22 pF Ls2 = 22 nH Ls3 = 22 nH Cp4 = 22 pF 4 Apr 04, 2001 SAW Components Low-Loss Filter Data Sheet Normalized frequency response B3655 248,6 MHz Normalized frequency response (pass band) 5 Apr 04, 2001 SAW Components Low-Loss Filter Data Sheet B3655 248,6 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. 6 Apr 04, 2001