B4935 EPCOS | Alldatasheet
Document overview
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Technical content
2 Sep 23, 2002
220,38 MHzLow Loss Filter for Mobile Communication Data Sheet Ceramic packageQCC8C Dimensions in mm,approx. weight 0,07 g
Features
■ IF filter for mobile telephone ■ Channel selection in CDMA systems, Korean PCS ■ Low insertion attenuation ■ Extremely high rejection ■ Single-ended/single-ended, balanced/single-ended and balanced/balanced operation possible ■ Optimized for single-ended/balanced operation ■ Very small size ■ Package forSurfaceM ountedTechnology (SMT ) Terminals ■ Ni, gold plated Pin configuration
2 Input
1+3 Input ground or balanced input
6 Output
5 Output ground or balanced output
4, 8 Case ground Device is reciprocal, i.e. inputs can be used as outputs and vice versa ElectrostaticSensitiveD evice (ESD ) Type Ordering code Marking and Package according to Packing according to B4935 B39221-B4935-U310 C61157-A7-A53 F61074-V8070-Z000 Maximum ratings Operable temperature range T – 30/+ 85 ˚C Storage temperature rangeTstg – 40/+ 85 ˚C DC voltage VDC 13 V Source power Ps 10 dBm
3 Sep 23, 2002
220,38 MHzLow Loss Filter for Mobile Communication Data Sheet Characteristicssingle-ended/balanced Operating temperature: T = -30 ˚C to +80 ˚C Terminating source impedance: ZS = 1050 Ω || 63 nH Terminating load impedance: ZL = 610 Ω || 60 nH 1)Temperature dependence offc: fc(T) =fc(T0)(1 +TC f(T –T0)2) min. typ. max. Nominal frequency fN — 220,38 — MHz Insertion attenuation at fN α fN — 8,2 9,5 dB (including loss in matching network without loss in baluns) Amplitude ripple(p-p) Δα fN – 0,30 ...fN + 0,30 MHz — 05 1,2 dB Phase linearity Δφ (rms deviation) Relative attenuation(relative toα fN) α rel fN – 100,0 ...fN – 50,0 MHz 60,0 73,0 — dB fN – 50,0 ...fN – 30,0 MHz 50,0 70,0 — dB fN – 30,0 ...fN – 10,0 MHz 40,0 62,0 — dB fN – 10,0 ...fN – 1,25 MHz 35,0 39,0 — dB fN – 1,25 MHz 45,0 — dB fN + 1,25 MHz 45,0 — dB fN + 1,25 ...fN + 10,0 MHz 35,0 41,0 — dB fN + 10,0 ...fN + 30,0 MHz 40,0 62,0 — dB fN + 30,0 ...fN + 50,0 MHz 50,0 70,0 — dB fN + 50,0 ...fN +100,0 MHz 60,0 73,0 — dB Temperature coefficient of frequency 1) TC f — –0,036 — ppm/K 2 Frequency inversion point T0 —3 0 — ˚ C
4 Sep 23, 2002
220,38 MHzLow Loss Filter for Mobile Communication Data Sheet Transfer function(passband, single-ended/balanced): Transfer function(narrowband, single-ended/balanced):
5 Sep 23, 2002
220,38 MHzLow Loss Filter for Mobile Communication Data Sheet Transfer function (wideband, single-ended/balanced):
6 Sep 23, 2002
220,38 MHzLow Loss Filter for Mobile Communication Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT P.O. Box 80 17 09, D-81617 München EPCOS AG 2002. All Rights Reserved. Reproduction, publication and dissemination of this bro- chure and the information contained therein without EPCOS’ prior express consent is prohibited. The information contained in this brochure describes the type of component and shall not be con- sidered as guaranteed characteristics. 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.