SAW Components Data Sheet B3884 SAW Components B3884 Low-Loss Filter 439,25 MHz Data Sheet Ceramic package QCC12C Features ● Low-loss filter ● Temperature stable ● Ceramic SMD package 4 5 10 ● Gold-plated bottom view 6 111 000 00 11 000 111 00 11 000 111 00 11 000 000 111 00 111 11 00 11 00 11 000 111 11 00 00 11 000 111 00 11 11 00 000 11 111 00 11 00 9 8 7 Terminals 2,54 1,0 12 11 1,4 2,54 1 2 3 000 11 111 00 11 00 000 111 00 11 000 11 00 00 11 00 00 11 111 111 000 11 000 00 11 00 11 000 111 111 00 11 000 111 000 111 00 11 000 000 111 111 00 11 5,0 1,48 0,6 111 00 000 11 00 00 11 11 00 11 000 11 111 000 111 11 111 00 000 00 00 11 00 11 000 11 111 00 00 11 side view top view 7,0 Dimensions in mm, approx. weight 0,2 g Pin configuration 10 12 4 6 3, 9 1, 2, 7, 8 Input Input ground or bal. input Output Output ground or bal. output Case - ground To be grounded Type Ordering code B3884 B39441-B3884-H310 Marking and Package according to C61157-A7-A95 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps – 40/+ 85 – 40/+ 85 0 10 2 ˚C ˚C V dBm Jan 16, 2003 Packing according to F61074-V8170-Z000 SAW Components B3884 Low-Loss Filter 439,25 MHz Data Sheet Characteristics Operating temperature: Terminating source impedance: Terminating load impedance: T = -25 ... +85 ˚C ZS = 75 Ω and matching network ZL = 75 Ω and matching network Nominal frequency fN Insertion attenuation at fN (T=25 ˚C) αN Variation of insertion att. (rel. to αN) αrel Frequency response 3 dB Lower frequency 3 dB Upper frequency 35 dB Lower frequency 35 dB Upper frequency fL 3dB fU 3dB fL35dB fU35dB Amplitude ripple (peak to adjacent valley) fN ± 100 kHz 1) Temperature dependance of fc: typ. max. — 439,25 — 6,5 — — 439,75 436,25 — — MHz 8,3 9,5 dB ±0,7 ±0,9 dB 438,3 440,3 436,8 441,8 438,75 — — 442,25 0,1 0,5 MHz MHz MHz MHz dB αrel Relative attenuation fN - 200,0 MHz ... fN - 10,0 MHz fN - 10,0 MHz ... fN - 3,0 MHz fN + 3,0 MHz ... fN + 10,0 MHz fN + 10,0 MHz ... fN + 200,0 MHz Temperature coefficient of frequency Turnover temperature min. 1) 40 35 35 40 50 50 48 45 — — — — dB dB dB dB TCf — – 0,036 — ppm/K2 T0 — 45 — ˚C fc(TA) = fc(T0)(1 + TCf(TA – T0)2) 3 Jan 16, 2003 SAW Components B3884 Low-Loss Filter 439,25 MHz Data Sheet Matching network to 75 Ω (Element values depend on PCB layout) Ls1 = 39 nH Lp2 = 18 nH Lp3 = 18 nH Ls4 = 56 nH 4 Jan 16, 2003 SAW Components B3884 Low-Loss Filter 439,25 MHz Data Sheet Normalized frequency response Normalized frequency response 5 Jan 16, 2003 SAW Components B3884 Low-Loss Filter 439,25 MHz Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC IS P.O. Box 80 17 09, 81617 Munich, GERMANY EPCOS AG 2003. Reproduction, publication and dissemination of this brochure and the information 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. 6 Jan 16, 2003