B3815 EPCOS | Alldatasheet
Document overview
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Technical content
2 May 15, 2002
385,0 MHzLow-Loss Filter Data Sheet Ceramic package QCC8B
Features
- Low-loss filter for Trunked Radio
- Usable bandwidth 10 MHz
- No matching required for operation at 50Ω
- Unbalanced to unbalanced or unbalanced to ba- lanced operation
- Package for Surface Mounted Technology (SMT)
- Hermetically sealed ceramic package Terminals
- Gold-plated typ. Dimensions in mm, approx. weight 0,07 g Pin configuration
5 Input
1 Output / Output balanced
2 Output ground / Output balanced
3, 6, 7 Ground 4, 8 Input ground / Case ground ElectrostaticSensitiveD evice (ESD ) Type Ordering code Marking and Package according to Packing according to B3815 B39391-B3815-Z810 C61157-A7-A46 F61074-V8037-Z000 Maximum ratings Operable temperature rangeTA -30 / +70 ˚C Storage temperature rangeTstg -40 / +85 ˚C DC voltage VDC 0V ESD voltage VESD 100 V Source power Ps 15 dBm source impedance 50 Ω
3 May 15, 2002
385,0 MHzLow-Loss Filter Data Sheet Characteristics Operating temperature range: TA = +15 ... +35 ˚C Terminating source impedance: ZS = 50Ω unbalanced or unbalanced to balanced Terminating load impedance: ZL = 50Ω unbalanced or unbalanced to balanced min. typ. max. Nominal frequency fN — 385,0 — MHz Maximum insertion attenuation α max 380,0 MHz ... 390,0 MHz — 2,4 3,5 dB Amplitude ripple(p-p) Δα 380,0 MHz ... 390,0 MHz — 0,5 1,5 dB Return loss (Input and Output) 380,0 MHz ... 390,0 MHz 10,0 12,0 — dB VSWR Absolute attenuation α abs 0,1 MHz ... 350,0 MHz 40 50 — dB 350,0 MHz ... 370,0 MHz 13 35 — dB 400,0 MHz ... 430,0 MHz 10 20 — dB 430,0 MHz ... 760,0 MHz 44 54 — dB 760,0 MHz ... 1496,0 MHz 30 35 — dB 1496,0 MHz ... 2600,0 MHz 20 25 — dB 2600,0 MHz ... 4000,0 MHz 5 6 — dB Symmetry in band arg(S31/S21) 380,0 ... 390,0 MHz 170 180 190 ˚ Temperature coefficient of frequency TC f — – 70 — ppm/K
4 May 15, 2002
385,0 MHzLow-Loss Filter Data Sheet Characteristics Operating temperature range: TA = -30 ... +70 ˚C Terminating source impedance: ZS = 50Ω unbalanced or unbalanced to balanced Terminating load impedance: ZL = 50Ω unbalanced or unbalanced to balanced min. typ. max. Nominal frequency fN — 385,0 — MHz Maximum insertion attenuation α max 380,0 MHz ... 390,0 MHz — 2,6 4,0 dB Amplitude ripple(p-p) Δα 380,0 MHz ... 390,0 MHz — 0,7 2,0 dB Return loss (Input and Output) 380,0 MHz ... 390,0 MHz 10,0 12,0 — dB VSWR Absolute attenuation α abs 0,1 MHz ... 350,0 MHz 40 50 — dB 350,0 MHz ... 370,0 MHz 13 25 — dB 400,0 MHz ... 430,0 MHz 10 17 — dB 430,0 MHz ... 760,0 MHz 44 52 — dB 760,0 MHz ... 1496,0 MHz 30 35 — dB 1496,0 MHz ... 2600,0 MHz 20 25 — dB 2600,0 MHz ... 4000,0 MHz 5 6 — dB Symmetry in band arg(S31/S21) 380,0 ... 390,0 MHz 170 180 190 ˚ Temperature coefficient of frequency TC f — – 70 — ppm/K
5 May 15, 2002
385,0 MHzLow-Loss Filter Data Sheet Transfer function Normalized transfer function (pass band; +15 ˚C ... +35 ˚C)
6 May 15, 2002
385,0 MHzLow-Loss Filter Data Sheet Amplitude symmetry |S31|/|S21| Phase symmetry arg(S31/S21) - 180˚
7 May 15, 2002
385,0 MHzLow-Loss Filter 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 2002. Reproduction, publication and dissemination of this brochure and the informa- tion 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.