SAW Components Data Sheet B4218 SAW Components B4218 Low-Loss Filter for Mobile Communication 1865,0 & 1895,0 MHz Data Sheet Ceramic package QCC8D Features ● Low-loss 2-in-1 RF filter for mobile telephone PCS systems, transmit path Device with two integrated Tx-filter Usable passband of Tx-filter 1 30 MHz Usable passband of Tx-filter 2 30 MHz No matching network required for operation at 50 Ω ● Package for Surface Mounted Technology (SMT) ● ● ● ● Terminals ● Ni, gold-plated Dimensions in mm, approx. weight 0,037 g Pin configuration 1 7 2,6 3 5 4,8 Input Tx-filter 1 Output Tx-filter 1 To be grounded Input Tx-filter 2 Output Tx-filter 2 Case-ground, to be grounded Type Ordering code Marking and Package Packing B4218 B39192-B4218-U810 according to C61157-A7-A72 according to F61074-V8101-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Input power max. 1850...1910 MHz T Tstg VDC – 40 /+ 85 – 40 /+ 85 3 PIN 10 ˚C ˚C V dBm 2 source and load impedance 50 Ω continuous wave Jan 14, 2002 SAW Components B4218 Low-Loss Filter for Mobile Communication 1865,0 & 1895,0 MHz Data Sheet Characteristics of Tx-filter 1 T = -30 to +85 ˚C ZS = 50 Ω ZL = 50 Ω Operating temperature range: Terminating source impedance: Terminating load impedance: Center frequency fc Maximum insertion attenuation 1850,0 ...1880,0 αmax MHz Amplitude ripple (p-p) 1850,0 ...1880,0 MHz min. typ. max. — 1865,0 — — 1,8 2,5 dB — 0,7 1,4 dB MHz ∆α Input return loss 1850,0 ...1880,0 MHz 9,0 10,0 — dB 1850,0 ...1880,0 MHz 9,0 10,0 — dB 10,0 1570,0 1580,0 1780,0 1800,0 1930,0 1960,0 2400,0 3000,0 5550,0 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz 25,0 30,0 29,0 25,0 20,0 38,0 32,0 22,0 15,0 0,0 29,0 32,0 32,0 30,0 26,0 45,0 35,0 32,0 19,0 5,0 — — — — — — — — — — dB dB dB dB dB dB dB dB dB dB 38,0 45,0 — dB MHz 32,0 35,0 — dB 3 Jan 14, 2002 Output return loss α Attenuation ...1570,0 ...1580,0 ...1780,0 ...1800,0 ...1805,0 ...1960,0 ...2400,0 ...3000,0 ...4000,0 ...5640,0 α Rx band suppression 1930,0 ...1960,0 MHz α LO suppression 2113,0 ...2174,0 SAW Components B4218 Low-Loss Filter for Mobile Communication 1865,0 & 1895,0 MHz Data Sheet Characteristics of Tx-filter 2 T = -30 to +85 ˚C ZS = 50 Ω ZL = 50 Ω Operating temperature range: Terminating source impedance: Terminating load impedance: fc Center frequency min. typ. max. — 1895,0 — — 1,8 2,5 dB — 0,7 1,4 dB MHz αmax Maximum insertion attenuation 1880,0 ...1910,0 MHz Amplitude ripple (p-p) 1880,0 ...1910,0 MHz ∆α Input return loss 1880,0 ...1910,0 MHz 9,0 10,0 — dB 1880,0 ...1910,0 MHz 9,0 10,0 — dB 10,0 1570,0 1580,0 1780,0 1800,0 1960,0 1990,0 2400,0 3000,0 5640,0 MHz MHz MHz MHz MHz MHz MHz MHz MHz MHz 25,0 30,0 29,0 25,0 22,0 38,0 32,0 22,0 15,0 0,0 29,0 32,0 32,0 30,0 29,0 45,0 35,0 30,0 19,0 5,0 — — — — — — — — — — dB dB dB dB dB dB dB dB dB dB 38,0 45,0 — dB 32,0 35,0 — dB Output return loss α Attenuation ...1570,0 ...1580,0 ...1780,0 ...1800,0 ...1830,0 ...1990,0 ...2400,0 ...3000,0 ...4000,0 ...5730,0 α Rx band suppression 1960,0 ...1990,0 MHz α LO suppression 2113,0 ...2174,0 MHz 4 Jan 14, 2002 SAW Components B4218 Low-Loss Filter for Mobile Communication 1865,0 & 1895,0 MHz Data Sheet Transfer function Tx-filter 1 Transfer function Tx-filter 1(wideband) 5 Jan 14, 2002 SAW Components B4218 Low-Loss Filter for Mobile Communication 1865,0 & 1895,0 MHz Data Sheet Transfer function Tx-filter 2 Transfer function Tx-filter 2(wideband) 6 Jan 14, 2002 SAW Components B4218 Low-Loss Filter for Mobile Communication 1865,0 & 1895,0 MHz Data Sheet Reflection functions of Tx-filter 1 7 Jan 14, 2002 SAW Components B4218 Low-Loss Filter for Mobile Communication 1865,0 & 1895,0 MHz Data Sheet Reflection functions of Tx-filter 2 8 Jan 14, 2002 SAW Components B4218 Low-Loss Filter for Mobile Communication 1865,0 & 1895,0 MHz Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC WT P.O. Box 80 17 09, D-81617 München EPCOS AG 2000. All Rights Reserved. Reproduction, publication and dissemination of this brochure 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 considered 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. 9 Jan 14, 2002