B4955 EPCOS | Alldatasheet
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Technical content
2 Jun 12, 2003
183,6 MHzLow-Loss Filter for Mobile Communication Data Sheet SMD ceramic package QCC12C Dimensions in mm, approx. weight 0,25 g /0/0/0 /0/0/0 /0/0/0 /0/0/0 /1/1/1 /1/1/1 /1/1/1 /1/1/1 /0/0/0 /0/0/0 /0/0/0 /0/0/0 /1/1/1 /1/1/1 /1/1/1 /1/1/1 /0/0/0 /0/0/0 /0/0/0 /0/0/0 /1/1/1 /1/1/1 /1/1/1 /1/1/1 /0/0 /0/0 /0/0 /0/0 /1/1 /1/1 /1/1 /1/1 /0/0 /0/0 /0/0 /0/0 /1/1 /1/1 /1/1 /1/1 /0/0/0 /0/0/0 /0/0/0 /0/0/0 /1/1/1 /1/1/1 /1/1/1 /1/1/1 /0/0/0 /0/0/0 /0/0/0 /0/0/0 /1/1/1 /1/1/1 /1/1/1 /1/1/1 /0/0/0 /0/0/0 /0/0/0 /0/0/0 /1/1/1 /1/1/1 /1/1/1 /1/1/1 /0/0/0 /0/0/0 /0/0/0 /0/0/0 /1/1/1 /1/1/1 /1/1/1 /1/1/1 /0/0/0 /0/0/0 /0/0/0 /0/0/0 /0/0/0 /0/0/0 /1/1/1 /1/1/1 /1/1/1 /1/1/1 /1/1/1 /1/1/1 /0/0/0 /0 /0 /0 /0 /0 /0 /0 /0 /0 /0/0/0 /1/1/1 /1 /1 /1 /1 /1 /1 /1 /1 /1 /1/1/1 /0/0/0 /0 /0 /0 /0 /0 /0 /0 /0 /0 /0/0/0 /1/1/1 /1 /1 /1 /1 /1 /1 /1 /1 /1 /1/1/1 /0/0/0 /0 /0 /0 /0 /0 /0 /0 /0 /0 /0/0/0 /1/1/1 /1 /1 /1 /1 /1 /1 /1 /1 /1 /1/1/1 1,48 side view 7,0 5,0 top view 456 1110 12 2,54 1,4 2,54 0,6 bottom view 1,0
Features
■ IF filter for mobile telephone ■ Channel selection in CDMA systems ■ Balanced or unbalanced ■ High rejection, very small size ■ Low amplitude ripple ■ Package forSurfaceM ountedTechnology (SMT ) ■ Filter surface passivated Terminals ■ Ni, gold plated Pin configuration
12 Input
10 Balanced input or ground
6 Output
4 Balanced output or ground
1, 2, 3, 7, 8, 9 To be grounded ElectrostaticSensitiveD evice (ESD ) Type Ordering code Marking and Package according to Packing according to B4955 B39181-B4955-H310 C61157-A7-A95 F61074-V8170-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 2,8
3 Jun 12, 2003
183,6 MHzLow-Loss Filter for Mobile Communication Data Sheet Characteristics Specified temperature range: T = –30˚C .. +85 ˚C Terminating source impedance: ZS = 300Ω || 44nH Terminating load impedance: ZL = 675Ω || 54nH min. typ. max. Nominal frequency fN — 183,6 — MHz Minimum insertion attenuation α min — 8,1 9,5 dB (including loss in matching network without loss in balun) Amplitude ripple Δα fN – 0,3 MHz ... fN + 0,3 MHz — 0,6 1,2 dB Phase linearity (rms deviation) fN – 0,615MHz ... fN + 0,615 MHz — 1,3 2,8 ˚ Relative attenuation(relative toα min) α rel fN ±0,615MHz — 4,0 5,5 dB fN – 0,9 MHz 33 39 — dB fN +0,9 MHz 33 45 — dB fN – 1,25 MHz 33 44 — dB fN + 1,25 MHz 33 39 — dB fN – 1,7 MHz 33 37 — dB fN + 1,7 MHz 33 43 — dB fN ± 2,05 MHz 33 42 — dB fN – 9,0 MHz ... fN – 1,25 MHz 33 35 — dB fN + 1,25 MHz ... fN + 9,0 MHz 33 37 — dB
4 Jun 12, 2003
183,6 MHzLow-Loss Filter for Mobile Communication Data Sheet Normalized transfer function(measurement): Normalized transfer function (measurement, passband):
5 Jun 12, 2003
183,6 MHzLow-Loss Filter for Mobile Communication Data Sheet Test matching network (Element values depend on pcb layout) Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT P.O. Box 80 17 09, 81617 Munich, GERMANY EPCOS AG 2003. Reproduction, publication and dissemination of this brochure and the informa- tion contained therein without EPCOS’ prior express consent is prohibited. 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. 10 6 39 nH Q=55 50 Ω pins 2,8 GND balanced input: pins 10,12 balanced output: pins 4,6 to be grounded: 1,3,7,9 33 nH Q=55 15 pF 15 pF 1:4 50 Ω 4:1 6.8 pF 6.8 pF