B39122B4057U510 TDK | Alldatasheet
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Technical content
Preliminary Data Sheet B4057 EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. EPCOS AG is a TDK Group Company.
2 Feb 6, 2001
1228.0 MHzLow Loss Filter
Features
- Low loss RF filter for GPS receivers
- Usable passband 20 MHz
- Low insertion attenuation, low amplitude ripple
- Unbalanced to balanced operation
- Ceramic package forSurfaceM ounted Technology (SMT ) Terminals
- Ni, gold-plated Dimensions in mm, approx. weight 0,037 g Pin configuration
2 Input, unbalanced
4, 6 Output, balanced 1, 3, 5 To be grounded 1, 3, 5 Case ground ElectrostaticSensitiveD evice (ESD ) Type Ordering code Marking and Package according to Packing according to B4057 B39122-B4057-U510 C61157-A7-A68 F61074-V8089-Z000 Maximum ratings Operable temperature rangeT -40 / +85 ˚C Storage temperature rangeTstg -40 / +85 ˚C DC voltage VDC 0V Source power PS 0 dBm source impedance 50 Ω
3 Feb 6, 2001
Operating temperature range: T = -40 ˚C to +85 ˚C Terminating source impedance: ZS = 50Ω Terminating load impedance: ZL = 50Ω (balanced) min. typ. max. Center frequency fc — 1228,0 — MHz Maximum insertion attenuation α max 1218,0 ...1238,0 MHz — 3,0 3,5 dB Amplitude ripple (p-p) Δα 1218,0 ...1238,0 MHz — 1,0 1,5 dB Absolute attenuation α 0,0 ... 1088,0 MHz 35,0 53,0 — dB 1088,0 ... 1178,0 MHz 30,0 48,0 — dB 1178,0 ... 1193,0 MHz 11,0 30,0 — dB 1263,0 ... 1278,0 MHz 10,0 23,0 — dB 1278,0 ... 1368,0 MHz 28,0 31,0 — dB 1368,0 ... 1785,0 MHz 33,0 48,0 — dB 1785,0 ... 2500,0 MHz 27,0 48,0 — dB 2500,0 ... 4000,0 MHz 18,0 28,0 — dB
4 Feb 6, 2001
Transfer function (wide band)
5 Feb 6, 2001
Surface Acoustic Wave Components Division, SAW MC IS PD WL P.O. Box 80 17 09, D-81617 München EPCOS AG 2000. All Rights Reserved. As far as patents or other rights of third parties are concerned, liability is only assumed for compo- nents 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.