SAW Components Data Sheet B4943 SAW Components B4943 85,38 MHz Low-Loss Filter for Mobile Communication Data Sheet SMD ceramic package QCC10C Features ■ ■ ■ ■ ■ ■ ■ IF filter for mobile telephone Channel selection in CDMA systems Balanced or unbalanced operation possible High rejection, small size Low amplitude ripple Filter surface passivated Package for Surface Mounted Technology (SMT) Terminals ■ Ni, gold plated Dimensions in mm, approx. weight 0,24 g Pin configuration 10 9 5 4 2, 7 1, 3, 6, 8 Input Balanced input or input ground Output Balanced output or output ground Case ground Not connected Type Ordering code Marking and Package Packing B4943 B39850-B4943-U910 according to C61157-A7-A73 according to F61074-V8105-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps – 40/+ 85 – 40/+ 85 13 10 2 ˚C ˚C V dBm Dec 01, 2000 SAW Components B4943 85,38 MHz Low-Loss Filter for Mobile Communication Data Sheet Characteristics T = –35˚C .. +85 ˚C ZS = 1975 Ω || 340 nH ZL = 1600 Ω || 350 nH Operating temperature range: Terminating source impedance: Terminating load impedance: min. typ. max. Nominal frequency fN — 85,38 — MHz Minimum insertion attenuation αmin — 10,0 11,5 dB MHz — 0,5 0,8 dB Phase linearity (rms deviation) fN – 0,63 MHz ... fN + 0,63 MHz — 2,5 3,5 ˚ — 4,0 5,0 dB (including loss in matching network without loss in balun) Amplitude ripple fN – 0,3 MHz ∆α ... fN + 0,3 Relative attenuation (relative to αmin) fN ± 0,63 MHz fN – 0,9 fN + 0,9 fN – 1,7 fN + 1,7 fN – 9,0 fN – 2,0 fN + 0,9 fN + 1,7 MHz MHz MHz MHz MHz MHz MHz MHz ... ... ... ... fN – 2,0 fN – 0,9 fN + 1,7 fN + 9,0 αrel 35 35 35 38 38 35 35 38 MHz MHz MHz MHz 3 Dec 01, 2000 41 55 39 44 — — — — — — — — — — — — dB dB dB dB dB dB dB dB SAW Components B4943 85,38 MHz Low-Loss Filter for Mobile Communication Data Sheet Normalized transfer function (balanced/balanced) Normalized transfer function (passband, balanced/balanced): 4 Dec 01, 2000 SAW Components B4943 85,38 MHz Low-Loss Filter for Mobile Communication Data Sheet Normalized transfer function (wideband, balanced/balanced) 5 Dec 01, 2000 SAW Components B4943 85,38 MHz Low-Loss Filter for Mobile Communication Data Sheet Test matching network to 200Ω / 200Ω (Element values depend on pcb layout) Cs1= 3,9 pF || 2,2 pF Cs2= 6,8 pF Lp1 = 220 nH || 1 pF Lp2 = 220 nH || 1,5 pF Cs3 = 5,6 pF Cs4 = 6,8 pF Published by EPCOS AG Surface Acoustic Wave Components Division, OFW E MF 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 Dec 01, 2000