SAW Components Data Sheet B3625 SAW Components B3625 Low-Loss Filter 71,00 MHz Data Sheet Ceramic package DCC18 Features ■ Low-loss IF filter for basestation ■ Channel selection in GSM systems ■ Hermetically sealed ceramic SMD package Terminals ■ Gold plated Dim. in mm, aprox. weight 0,8 g Pin configuration 10,1 Input 5,6 Output 3,8 Ground 2,4,7,9 Case – ground Type Ordering code B3625 B39710-B3625-U210 Marking and Package according to C61157-A7-A54 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps – 30/+ 85 – 30/+ 85 0 10 2 ˚C ˚C V dBm Apr 04, 2001 Packing according to F61074-V8069-Z000 SAW Components B3625 Low-Loss Filter 71,00 MHz Data Sheet Characteristics Operating temperature: Terminating source impedance: Terminating load impedance: T = 0 - 70 ˚C ZS = 200 Ω unbalanced and matching network ZL = 200 Ω unbalanced and matching network min. typ. max. Nominal frequency fN — 71,0 — Minimum insertion attenuation (including matching network) αN — 7,0 Passband width αrel ≤ 1 dB B1,0dB — 0,21 Amplitude ripple in passband 70,92 ... ∆α 71,08 MHz — τ Absolute group delay 2,35 dB — MHz ±1,0 dB 2,50 2,65 µs 0,45 1,5 ∆τ Group delay ripple (p-p) 70,92 ... 71,08 MHz Relative attenuation (relative to αN) fN ± 200 kHz ... fN ± 300 fN ± 300 kHz ... fN ± 400 fN ± 400 kHz ... fN ± 700 fN ± 700 kHz ... fN ± 1600 @ fN ± 800 fN ± 1600 kHz ... fN ± 6000 fN ± 6000 kHz ... fN ± 35000 — Temperature coefficient of frequency 1) Turnover temperature dependance of fc: µs αrel kHz kHz kHz kHz kHz kHz kHz IM3 level (Input level -14 dBm) fN ± 800 kHz fN ± 1600 kHz 1) Temperature ±0,6 8,0 MHz 3 13 23 31 34 35 40 — — — — — — — — — — — — — — — — — — -95 -95 dBm dBm TCf — – 0,033 — ppm/K2 T0 — 10 — ˚C fc(TA) = fc(T0)(1 + TCf(TA – T0)2) 3 dB dB dB dB dB dB dB Apr 04, 2001 SAW Components B3625 Low-Loss Filter 71,00 MHz Data Sheet Matching network: Lp1=120 nH Ls2=120 nH Ls3=220 nH Lp4=180 nH 4 Apr 04, 2001 SAW Components B3625 Low-Loss Filter 71,00 MHz Data Sheet Normalized frequency response Normalized frequency response (pass band) 5 Apr 04, 2001 SAW Components B3625 Low-Loss Filter 71,00 MHz Data Sheet 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