B3804 EPCOS | Alldatasheet
Document overview
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Technical content
2 Apr 05, 2001
170,2 MHzLow-Loss Filter Data Sheet Ceramic packageDCC18
Features
■ Low-loss IF filter for GSM base station ■ Temperature stable ■ Ceramic SMD package Terminals ■ Gold plated Dimensions in mm, approx. weight 0,8 g Pin configuration
10 Input or balanced input
1 Input ground or balanced input
5 Output or balanced output
6 Output ground or balanced output
3, 8 Ground 2, 4, 7, 9 Case ground ElectrostaticSensitiveD evice (ESD ) Type Ordering code Marking and Package according to Packing according to B3804 B39171-B3804-U210 C61157-A7-A54 F61074-V8081-Z000 Maximum ratings Operable temperature range T –40 / +85 ˚C Storage temperature rangeTstg –40 / +85 ˚C DC voltage VDC 0V Source power Ps 10 dBm
3 Apr 05, 2001
170,2 MHzLow-Loss Filter Data Sheet Characteristics Operating temperature range: T = -10 .. 85 ˚C Terminating source impedance: ZS =5 0 Ω unbalanced or 200Ω balanced and matching network Terminating load impedance: ZL = 50Ω unbalanced or 200Ω balanced and matching network 1)Temperature dependance offc: fc(TA) =fc(T0)(1 +TC f(TA –T0)2) min. typ. max. Nominal frequency fN — 170,2 — MHz Minimum insertion attenuation α min — 6,5 7,5 dB Amplitude ripple(p-p) Δα fN ± 135 kHz — 0,35 0,7 dB Group delay ripple(p-p) Δτ fN ± 135 kHz — 0,35 0,7 µs Relative attenuation(relative toα min) α rel fN ± 0,35 MHz ... fN ± 0,6 MHz 7 11 — dB fN ± 0,6 MHz ...fN ± 0,8 MHz 24 30 — dB fN ± 0,8 MHz ...fN ± 1,6 MHz 40 45 — dB fN ± 1,6 MHz ...fN ± 20,0 MHz 43 50 — dB fN ± 20,0 MHz ... fN ± 35,0 MHz 50 55 — dB fN ± 35,0 MHz ... fN ± 75,0 MHz 45 60 — dB fN + 23,5 MHz ... fN + 23,7 MHz 55 60 — dB fN + 75,0 MHz ... fN + 2,0 GHz 40 60 — dB VSWR (Input and output) fN ± 135 kHz — 1,5 2,0 Temperature coefficient of frequency 1) TC f — –0,036 — ppm/K 2 Turnover temperature T0 —4 5— ˚ C
4 Apr 05, 2001
170,2 MHzLow-Loss Filter Data Sheet Matching network to 50Ω unbalanced (Element values depend upon PCB layout) Cp1 = 36,3 pF Ls2 = 39,0 nH Ls3 = 39,0 nH Cp4 = 36,3 pF Matching network to 200Ω balanced (Element values depend upon PCB layout) Cp1 = 17,7 pF Ls2 = 27,0 nH Ls3 = 27,0 nH Cp4 = 17,7 pF
5 Apr 05, 2001
170,2 MHzLow-Loss Filter Data Sheet Normalized frequency response Normalized frequency response (passband)
6 Apr 05, 2001
170,2 MHzLow-Loss Filter Data Sheet Transfer function
7 Apr 05, 2001
170,2 MHzLow-Loss Filter 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 compo- nents 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.