SAW Components Data Sheet B3531 SAW Components B3531 Low-loss Filter 315,00 MHz Data Sheet Metal package TO39 Features ■ RF low-loss filter for remote control receivers Terminals ■ NiFeCo, gold plated Dimensions in mm, approx. weight 1,0 g Pin configuration 1 2 3 Type B3531 Input Output Ground Ordering code Marking and Package Packing B39321-B3531-B110 according to C61157-A7-A24 according to F61074-V8072-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power TA Tstg VDC PS –45/+85 –45/+85 0 0 2 ˚C ˚C V dBm source impedance 50 Ω Dec 14, 1999 SAW Components B3531 Low-loss Filter 315,00 MHz Data Sheet Characteristics TA = 25 ˚C ZS = 50 Ω and matching network ZL = 50 Ω and matching network Reference temperature: Terminating source impedance: Terminating load impedance: min. typ. max. Center frequency (center frequency between 3 dB points) fC 314,850 315,000 Insertion attenuation at fC α 1,5 2,5 4,0 dB 620 700 — kHz 45 40 40 45 60 50 50 60 — — — — dB dB dB dB Pass bandwidth (αrel ≤ 3dB) 315,150 MHz αrel Relative attenuation 10,00 200,00 325,00 450,00 ... 200,00 ... 307,00 ... 450,00 ...1000,00 MHz MHz MHz MHz Temperature coefficient of frequency 1) TCf — –0.03 — ppm/K2 Frequency inversion point T0 15 30 45 °C 1)Temperature dependence of fC: fC(TA) = fC(T0) (1 + TCf(TA - T0)2) Matching network to 50 Ω (element values depend on pcb layout and equivalent circuit) Cp1 = 10 pF Ls2 = 100 nH Ls3 = 100 nH Cp4 = 10 pF 3 Dec 14, 1999 SAW Components B3531 Low-loss Filter 315,00 MHz Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, OFW E UE 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. 4 Dec 14, 1999