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B4943

EPCOS
Part Number B4943
Manufacturer EPCOS
Description SAW Components
Published Aug 20, 2007
Detailed Description www.DataSheet4U.com SAW Components Data Sheet B4943 SAW Components Low-Loss Filter for Mobile Communication Data Sheet...
Datasheet PDF File B4943 PDF File

B4943
B4943

Overview
www.
DataSheet4U.
com SAW Components Data Sheet B4943 SAW Components Low-Loss Filter for Mobile Communication Data Sheet B4943 85,38 MHz SMD ceramic package QCC10C Features s s s s s s s 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 s 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 B4943 Ordering code B39850-B4943-U910 Marking and Package according to C61157-A7-A73 Packing 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 ˚C ˚C V dBm 2 Dec 01, 2000 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance: B4943 85,38 MHz T = –35˚C .
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+85 ˚C ZS = 1975 Ω || 340 nH ZL = 1600 Ω || 350 nH min.
typ.
85,38 10,0 max.
— 11,5 MHz dB Nominal frequency Minimum insertion attenuation (including loss in matching network without loss in balun) fN αmin — — Amplitude ripple fN – 0,3 MHz ∆α .
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fN + 0,3 MHz — 0,5 0,8 dB Phase linearity (rms deviation) fN – 0,63 MHz .
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fN + 0,63 MHz Relative attenuation (relative to αmin) fN ± 0,63 MHz αrel — 2,5 3,5 ˚ — 35 35 35 38 38 35 35 38 4,0 41 55 39 44 — — — — 5,0 — — — — — — — — dB dB dB dB dB dB dB dB dB 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 .
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fN – 2,0 fN – 0,9 fN + 1,7 fN + 9,0 MHz MHz MHz MHz 3 Dec 01, 2000 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Normalized transfer function (balanced/bal...


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