B4841 EPCOS | Alldatasheet

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Technical content

2 Aug 20, 2001

440,00 MHzLow-Loss Filter for Mobile Communication Data Sheet Pin configuration

2 Input or balanced input

1 Input-ground or balanced input

6 Output or balanced output

5 Output-ground or balanced output

3, 7 Not connected 4, 8 Case - Ground ElectrostaticSensitiveD evice (ESD ) Type Ordering code Marking and Package according to Packing according to B4841 B39441-B4841-U310 C61157-A7-A56 F61074-V8070-Z000 Maximum ratings Operable temperature range T – 20/+ 70 ˚C Storage temperature rangeTstg – 30/+ 85 ˚C DC voltage VDC 3V Source power Ps 10 dBm

Features

  • IF low-loss filter for mobile telephone
  • Channel selection in GSM, PCN, PCS systems
  • Package forSurfaceM ounted Technology (SMT )
  • Ceramic package
  • Balanced and unbalanced operation possible
  • High stopband attenuation Terminals
  • Gold-plated Ni Dimensions in mm, approx. weight 0,07 g SMD ceramic packageQCC8C

3 Aug 20, 2001

440,00 MHzLow-Loss Filter for Mobile Communication Data Sheet Characteristicsfor balanced operation Operating temperature range: T = -20 to 70 ˚C Terminating source impedance: ZS = 360Ω || -1,5 pF Terminating load impedance: ZL = 340Ω || -1,7 pF 1)Temperature dependence offc: fc(T) =fc(T0)(1 +TC f(T –T0)2) min. typ. max. Nominal frequency fN — 440,0 — MHz Minimum insertion attenuation α min including losses in matching network — 4,6 5,5 dB including losses in matching network and balun — 5,7 6,5 dB Amplitude ripple in passband(p-p) Δα fN - 67,0 kHz ... fN + 67,0 kHz — 0,4 2,0 dB fN - 80,0 kHz ... fN + 80,0 kHz — 0,5 3,0 dB Group delay ripple (p-p) Δτ fN - 80,0 kHz ... fN + 80,0 kHz — 0,6 1,5 µs Relative attenuation(relative toα min) α rel fN - 75,00 MHz ... fN - 1,60 MHz 55 62 — dB fN - 1,60 MHz ... fN - 0,80 MHz 38 46 — dB fN - 0,80 MHz ... fN - 0,60 MHz 32 55 — dB fN - 0,60 MHz ... fN - 0,40 MHz 18 33 — dB fN + 0,40 MHz ... fN + 0,60 MHz 18 28 — dB fN + 0,60 MHz ... fN + 0,80 MHz 32 40 — dB fN + 0,80 MHz ... fN + 1,60 MHz 38 47 — dB fN + 1,60 MHz ... fN + 75,00 MHz 55 60 — dB Impedance within the passband Input: ZIN = R IN ||C IN — 360 || 1,5 — Ω || pF Output:ZOUT = R OUT ||C OUT — 340 || 1,7 — Ω || pF Temperature coefficient of frequency 1) TC f — -0,036 — ppm/K 2 Turnover temperature T0 —2 5— ˚ C

4 Aug 20, 2001

440,00 MHzLow-Loss Filter for Mobile Communication Data Sheet Matching network to 50Ω: (Element values depend on PCB layout) C s1 = 3,9 pF C s2 = 3,9 pF Lp1 = 27 nH Lp2 = 22 nH C s3 = 5,6 pF C p4 = 5,6 pF

5 Aug 20, 2001

440,00 MHzLow-Loss Filter for Mobile Communication Data Sheet Transfer function: Transfer function(pass band):

6 Aug 20, 2001

440,00 MHzLow-Loss Filter for Mobile Communication Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT PD P.O. Box 80 17 09, D-81617 München  EPCOS AG 2000. 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.