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B7661 Datasheet(PDF) 5 Page - EPCOS |
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B7661 Datasheet(HTML) 5 Page - EPCOS |
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5 / 12 page  5 May 25, 2005 SAW Components B7661 835,0 / 880,0 MHz Low-Loss Filter for Mobile Communication Datasheet Characteristics Operating temperature range T = -30 to 85˚C ANT terminating impedance ZANT =50 Ω, 8,2 nH (in parallel) RX terminating impedance ZRX =50 Ω TX terminating impedance ZTX =40 Ω, 8 nH (in series) Characteristics TX - ANT min. typ. max. Center frequency fc — 835,00 — MHz Maximum insertion attenuation α max 830,00 ... 840,00 MHz — 1,6 2,0 dB Amplitude ripple (p-p) ∆α 830,00 ... 840,00 MHz — 0,2 1,2 dB Return loss 830,00 ... 840,00 MHz 10,0 17,0 — dB Attenuation α 40,00 ... 400,00 MHz 30 40 — dB 400,00 ... 500,00 MHz 25 36 — dB 875,00 ... 885,00 MHz 48 52 — dB 1210,00 ... 1400,00 MHz 20 32 — dB 1590,00 ... 1680,00 MHz 25 38 — dB 1680,00 ... 1980,00 MHz 27 42 — dB 2490,00 ... 2520,00 MHz 35 52 — dB Characteristics ANT - RX min. typ. max. Center frequency fc — 880,00 — MHz Maximum insertion attenuation α max 875,00 ... 885,00 MHz — 2,3 2,5 dB Amplitude ripple (p-p) ∆α 875,00 ... 885,00 MHz — 0,6 1,6 dB Return loss 875,00 ... 885,00 MHz 10,0 12,0 — dB Attenuation α 40,00 ... 50,00 MHz 55 80 — dB 785,00 ... 795,00 MHz 30 46 — dB 830,00 ... 840,00 MHz 55 58 — dB 852,50 ... 862,50 MHz 1,5 3,0 — dB 1000,00 ... 1705,00 MHz 35 43 — dB 1705,00 ... 1770,00 MHz 45 57 — dB 2535,00 ... 2565,00 MHz 25 43 — dB 2625,00 ... 2655,00 MHz 32 40 — dB 3500,00 ... 3540,00 MHz 20 24 — dB 4375,00 ... 4425,00 MHz 15 25 — dB 5230,00 ... 5310,00 MHz 15 24 — dB 6125,00 ... 6195,00 MHz —22 — dB |
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