DR30A1W22533T TOKEN | Alldatasheet
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DR Dielectric Coaxial Ceramic Resonators Dielectric Coaxial Ceramic Resonators Token Ceramic Coaxial Resonators (DR) Is The Cornerstone of RF Microwave Communications Preview Dielectric ceramic resonator is a kind of microwave components, also known as coaxial resonator, Token electronics manufacturing dielectric resonator (cylindrical, ring), coaxial resonator (rectangular cavity, cylindrical cavity, coaxial cavity resonator), microwave resonator, etc. It is made high-Q dielectric ceramics, temperature coefficient is good, mainly used in microwave oscillators and filters. Dielectric resonator size and dielectric material is inversely proportional to the square root of the dielectric constant, dielectric materials, dielectric constant the greater the required dielectric ceramic block the smaller, thus the smaller the resonator size. Another important parameter is the insertion loss, low dielectric loss microwave dielectric materials, dielectric filters that affect the insertion loss of a major factor. Microwave dielectric Q value and dielectric loss is inversely proportional to the relationship. Q value is greater the lower the filter insertion loss. Therefore, the microwave dielectric ceramic materials of high dielectric constant is conducive to the miniaturization of microwave dielectric filters, can filter with the microwave tube, a microstrip line realization of microwave hybrid integrated circuit, so that the device dimensions to mm order of magnitude, the price is also much lower than the metallic cavity. The coaxial resonator impedance used in TEM mode is direct function of its dimensions and of the dielectric material permittivity. Token coaxial ceramic resonators provide the customers with high Q higher parellel resonant impedance and better temperature characteristics than inductor coils and associated lumped constant elements used in RF amplifiers and oscillators circuits. According to dielectric resonator frequency stabilization mechanism, using dielectric resonator stabilized FET oscillator frequency (also referred to DRO) can be classified into 4 types, namely, reflective, band-reject type, transmission type and feedback type. Coaxial Resonator named by the internal and external, between the inner and outer conductor filling a variety of dielectric ceramics to be dielectric ceramic coaxial resonator name. It is longer than the length of the unfilled resonator is much smaller. Coaxial resonator with two ports, depending on port different boundary conditions, in accordance with the basic structure of the resonator is divided into three types: half-wavelength type, quarter- wavelength type, and capacitive load type, each structure each with distinct characteristics. TOKEN
DR Dielectric Coaxial Ceramic Resonators
Features
- High quality factor - High dielectric constant - Low temperature coefficient - Wide range of resonant frequency
Applications
- Filter and duplexer - Oscillators (DRO/VCO) - CDMA/PCS/WLL/IMT2000 - Wireless headphone, wireless security system - 900MHz, 1.8GHz, 2.4GHz, 5.8GHz wireless phone Token DR series features with small size, high temperature stability characteristics. Indirectly, DR series is suitable for a variety of microwave communications equipment, particularly suitable for PCS / PCN filters, base stations, radar detectors, satellite broadcast reception systems, military microwave facilities. Comply with RoHS standards. Custom parts are available on request. Token will also produce devices outside these specifications to meet specific customer requirements, please contact our sales for more information. TOKEN
DR Dielectric Coaxial Ceramic Resonators Dimensions A W T W L B C L: Length of resonator Unit: mm Part Number W(O/D) A(I/D) B C T D060 6.0±0.2 Φ2.5±0.2 without tab 2.4 0.7 Φ2.2±0.2 without tab Φ2.0±0.2 1.2 D040 4.0±0.1 Φ1.8±0.1 0.8 1.8 0.6 Φ1.5±0.1 without tab Φ1.2±0.1 without tab TOKEN
DR Dielectric Coaxial Ceramic Resonators Available Range of TEM Mode Material Dielectric Constant Tf [1] Type Characteristic Impedance (Ω) Wave Length Frequency Range (MHz) Q [2] (min) A Series 21±1 0±10 15 17 λ/4 800~1300 800 λ/2 1600~2700 1000 D100 16 λ/4 800~1300 700 λ/2 1600~3200 800 D080 15 λ/4 1000~3200 650 λ/2 2000~3000 700 D060 12 14 15 λ/4 1000~2700 550 λ/2 2000~3000 600 D050 14 17 λ/4 1300~3000 450 λ/2 2500~4000 500 D040 11 14 17 λ/4 1300~4000 380 λ/2 2500~4000 400 D030 D020 15 λ/4 1900~4000 320 17 λ/4 2800~5000 250 B Series 36±1 0±10 D120 12 13 λ/4 600~1000 700 λ/2 1200~2400 900 D100 12 λ/4 600~1200 600 λ/2 1200~2400 800 D080 12 λ/4 800~1500 500 λ/2 1600~3000 700 D060 10 11 12 λ/4 800~1800 450 λ/2 1600~3500 550 D050 11 13 λ/4 800~1800 380 λ/2 1600~3500 450 D040 9 11 13 λ/4 1000~2700 320 λ/2 2000~4800 400 D030 D020 12 λ/4 1300~3000 220 13 λ/4 1300~3000 220 Continued on the following page. TOKEN
DR Dielectric Coaxial Ceramic Resonators How to Order Dielectric Resonators Dimension Code Impedance 1 2 3 DR 30 A 1 W4 Material Impedance Code Wave Length W2 λ/2 W4 λ/4 Wave Length 2533 T Center Frequency (MHz) Code Configuration T tab N without tab Configuration Back to 1st Page - Dielectric Resonators TEM Mode - DR Material Dielectric Constant Tf [1] Type Characteristic Impedance (Ω) Wave Length Frequency Range (MHz) Q [2] (min) C Series 90±2 0±10 D120 7 8 λ/4 400~800 650 λ/2 800~1500 700 D100 7 λ/4 600~800 550 λ/2 1200~2400 650 D080 7 λ/4 440~1000 450 λ/2 1000~1500 550 D060 6 7 7 λ/4 440~1300 400 λ/2 1000~2200 470 D050 7 8 λ/4 500~1800 380 λ/2 1000~3000 450 D040 6 7 8 λ/4 900~1600 200 λ/2 2000~4800 300 D030 D020 7 λ/4 900~1600 250 8 λ/4 900~1600 150 Note:1.Frequency stability of temperature. 2.Q value depends on lower limit of frequency range. Continued from the preceding page. TOKEN