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    varactor diode for Colpitts oscillator

    Abstract: varactor diode pcb design varactor APPLICATION 9438 diode X10 schematic colpitts oscillator AN-104 SMV12xx MA2SV02 SMV1249
    Text: still using the same type of varactor diode . The third example shows how using a lower capacitance variation ratio varactor diode can enable you to achieve a smaller pulling range for the VCXO , hyperabrupt varactor diode such as the SMV12xx series from SkyworksTM, Inc. A smaller pulling range, say ±50 , total external load capacitance on the crystal and is essentially the capacitance of the varactor diode , Colpitts circuit, PCB parasitic capacitances and varactor diode . In Figure 3, the Vcontrol (pin 5) is


    Original     		PDF AN-104 T231/T277 AN-106 varactor diode for Colpitts oscillator varactor diode pcb design varactor APPLICATION 9438 diode X10 schematic colpitts oscillator AN-104 SMV12xx MA2SV02 SMV1249
    2005 - Varactor SPICE Models for RF VCO Applications

    Abstract: 200315B symbol of varactor diode and equivalent circuit varactor diode SPICE model equivalent circuit diagram of varactor diode varactor spice varactor diode spice model transit time extraction varactor diode notes SMV1235-011 varactor ghz
    Text: APPLICATION NOTE Varactor SPICE Models for RF VCO Applications The varactor SPICE model , Without Notice · February 12, 2010 1 APPLICATION NOTE · VARACTOR SPICE MODELS Table 1. SPICE , a large signal application where it is necessary to consider the rectifying properties of a diode , , 2010 3 APPLICATION NOTE · VARACTOR SPICE MODELS Table 2. SPICE Model Parameters for Skyworks , Without Notice · 200315B APPLICATION NOTE · VARACTOR SPICE MODELS 35 20 30 15 Capacitance


    Original     		PDF 200315B Varactor SPICE Models for RF VCO Applications 200315B symbol of varactor diode and equivalent circuit varactor diode SPICE model equivalent circuit diagram of varactor diode varactor spice varactor diode spice model transit time extraction varactor diode notes SMV1235-011 varactor ghz
    2002 - symbol of varactor diode and equivalent circuit

    Abstract: varactor diode SPICE model varactor diode spice model transit time extraction APN1004 SMV1232 equivalent SMV1175 SMV1206 varactor diode notes Capacitance Varactor Diode SMV1129
    Text: APPLICATION NOTE APN1004: Varactor SPICE Models for RF VCO Applications Varactor Equivalent , . Therefore, the varactor is maintained in its reverse bias state. However, in a large signal application , should be based on the varactor model extraction procedure from S-parameter data. A simplified equivalent circuit of varactor is shown in Figure 1. This varactor model is useful for RF VCO applications , harmonics generated by the varactor affect performance of the VCO. In this CV A SPICE model, defined


    Original     		PDF APN1004: symbol of varactor diode and equivalent circuit varactor diode SPICE model varactor diode spice model transit time extraction APN1004 SMV1232 equivalent SMV1175 SMV1206 varactor diode notes Capacitance Varactor Diode SMV1129
    2002 - Varactor Diodes

    Abstract: symbol of varactor diode and equivalent circuit varactor diode capacitance measurement varactor diode datasheet Dual Varactor Diode with Common Cathode reverse biasing a varactor diode varactor diode high frequency varactor diode q factor measurement "Varactor Diodes" hyperabrupt tuned oscillator
    Text: APPLICATION NOTE Varactor Diodes Introduction A varactor diode is a P-N junction diode that , electrical circuit. A simple model of a packaged varactor diode is shown below: each with a junction , the selection and usage of a varactor diode are Reverse breakdown voltage and reverse leakage , to Change Without Notice. · August 15, 2008 1 APPLICATION NOTE · VARACTOR DIODES The , diode quality as opposed to the reverse breakdown voltage. In a well-constructed varactor diode


    Original     		PDF
    2002 - Application Notes

    Abstract: Colpitts VCO design APN1012 APN1003 varactor diode for Colpitts oscillator Common collector configuration APN1002 coaxial resonator, skyworks m6 transitor working of colpitts oscillator
    Text: to Change Without Notice. · July 21, 2005 9 APPLICATION NOTE · APN1012 Varactor , to Change Without Notice. · 200322 Rev. A APPLICATION NOTE · APN1012 Varactor Packaging Most , Subject to Change Without Notice. · 200322 Rev. A APPLICATION NOTE · APN1012 Varactor SPICE Model , References section. The varactor model is defined as a PN-junction diode SPICE model for large signal , APPLICATION NOTE APN1012: VCO Designs for Wireless Handset and CATV Set-Top Applications


    Original     		PDF APN1012: Application Notes Colpitts VCO design APN1012 APN1003 varactor diode for Colpitts oscillator Common collector configuration APN1002 coaxial resonator, skyworks m6 transitor working of colpitts oscillator
    2002 - 200319B

    Abstract: varactor diode SPICE model variable phase shifter symbol of varactor diode and equivalent circuit PAD1 Spice phase shifter circulator varactor diode phase shifter 180 Degree hybrid varactor diode varactor diode high frequency
    Text: APPLICATION NOTE A Varactor Controlled Phase Shifter for PCS Base Station Applications , Without Notice · August 13, 2009 1 APPLICATION NOTE · VARACTOR CONTROLLED PHASE SHIFTER FOR PCS , Without Notice · 200319B APPLICATION NOTE · VARACTOR CONTROLLED PHASE SHIFTER FOR PCS BASE STATIONS , to Change Without Notice · August 13, 2009 3 APPLICATION NOTE · VARACTOR CONTROLLED PHASE , SMV1245-011 varactor diode , defined for the Libra IV environment, is shown in Figure 7 with a


    Original     		PDF 200319B 200319B varactor diode SPICE model variable phase shifter symbol of varactor diode and equivalent circuit PAD1 Spice phase shifter circulator varactor diode phase shifter 180 Degree hybrid varactor diode varactor diode high frequency
    1997 - 2N3819 spice model

    Abstract: varactor APPLICATION construction of varactor diode 1GHz vco bfr90 equivalent 0-30v variable power supply BBY40 spice 2N3819 Application Note 2N3819 equivalent transistor 2N3819
    Text: , and suggests a few application circuit examples. Background The varactor diode is a device that , the Varactor Diode . The capacitance, Cjv, is dependent upon the reverse bias voltage, the junction , Application Note 9 Issue 2 January 1996 200 100 Diode Capacitance (pF) NOTE: Zetex has produced a , advantage. This section briefly examines some typical examples of varactor application . The conventional , (470MHz-850MHz). Another common application for the varactor is as the frequency controlling element in a


    Original     		PDF 50MHz) OT-23 ZC740 FMMV2101 ZC741 FMMV2102 ZC742 FMMV2103 ZC743 2N3819 spice model varactor APPLICATION construction of varactor diode 1GHz vco bfr90 equivalent 0-30v variable power supply BBY40 spice 2N3819 Application Note 2N3819 equivalent transistor 2N3819
    2008 - PN Junction Diode varactor

    Abstract: varactor diode fm GaAs varactor diode Linearizer varactor diode notes FM tuning capacitor HYPERABRUPT tuning capacitors varactor diode datasheet varactor high power
    Text: epitaxial layer doping, (the epitaxial layer is the "active" part of a tuning varactor ). This new diode , Note: Tuning Varactors Mathematical Model Silicon Versus Gallium Arsenide A varactor diode is a , and/or the phase of an electrical circuit. A simple mathematical model of a packaged varactor diode is , Application Note Turning Varactors Introduction Tuning varactors are voltage variable capacitors , consideration of application and cost. Circuit tuning requirements will define the appropriate device


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    varactor diode SPICE model

    Abstract: varactor diode spice model transit time extraction APN1004 varactor SMV1228 varactor diode parameter SMV1127 SMV1232 equivalent diode RF 302 varactor ghz
    Text: Application Note Varactor SPICE Models for RF VCO Applications APN1004 components would not be important unless higher harmonics generated by the varactor affects performance of the VCO. In , bias state. However, in a large signal application where it is necessary to consider the diode , the varactor model extraction procedure from S-parameter data. Varactor Equivalent Circuit Model Definitions A simplified equivalent circuit of varactor is shown in Figure 1. This varactor model is useful


    Original     		PDF APN1004 SMV1493-011 SMV1235-011 SMV1235 SMV1493-011 SMV1235 6/99A varactor diode SPICE model varactor diode spice model transit time extraction APN1004 varactor SMV1228 varactor diode parameter SMV1127 SMV1232 equivalent diode RF 302 varactor ghz
    1999 - varactor diode for Colpitts oscillator

    Abstract: APN1006 VCO circuit diagram Tuner Applications APN1006 colpitts oscillator of application Colpitts circuit design loop gain of Colpitts VCO design 4 ghz NE68533 SMV1265 SMV1265-011
    Text: selection and interaction of an appropriate varactor diode for its resonator. This application note describes the design of a broadband Colpitts VCO that incorpo- rates the SMV1265-011 varactor diode . This varactor diode was specifically developed at Skyworks for this application . The VCO design, based on , -011 SPICE Model Figure 4 shows a SPICE model for the SMV1265-011 varactor diode , defined for the Libra IV , Flicker noise frequency exponent 1 Table 1. Silicon Varactor Diode Default Values Table 1


    Original     		PDF APN1006: SMV1265-011 varactor diode for Colpitts oscillator APN1006 VCO circuit diagram Tuner Applications APN1006 colpitts oscillator of application Colpitts circuit design loop gain of Colpitts VCO design 4 ghz NE68533 SMV1265
    Colpitts VCO design

    Abstract: saw Colpitts circuit design Colpitts VCO Alpha Industries APN1003 PN Junction Diode varactor Colpitts APN1002 m6 transitor varactor diode for Colpitts oscillator
    Text: fundamental properties of varactors. A varactor is a specially designed P-N junction diode , whose , varactor model is defined as a PN-junction diode SPICE model for large signal harmonic balance analysis , Application Note VCO Designs for Wireless Handset and CATV Set-Top Applications APN1012 , running oscillators, instead they have become varactor controlled oscillators. This is because most RF , a major headache for designers. The goal, in this application note, is to show how Alpha's products


    Original     		PDF APN1012 APN1005, APN1007, APN1001, APN1002, 8/99A Colpitts VCO design saw Colpitts circuit design Colpitts VCO Alpha Industries APN1003 PN Junction Diode varactor Colpitts APN1002 m6 transitor varactor diode for Colpitts oscillator
    CKV2104

    Abstract: DKV6520-24 SMV1201-98 DKV6522 varactor diode notes hf 01801
    Text: Model Please refer to Application Notes section for a mathematical model for a varactor diode . The , varactor diode exhibits a gam ma (the slope of log C vs log V) of greater than half for at least some value , capacitance to the applied reverse bias. Hence, a hyperabrupt varactor diode offers a more rapid change of capacitance when compared to an equivalent abrupt junction varactor diode . The key advantages of the , list to previous part numbers is offered at the end of this section. varactor diode , which translates


    OCR Scan     		PDF CKV2010 exDKV6550) CKV2020 exDKV6510, DKV6520, DKV6530) CKV2104 V3802-09 DKV3802-12 DKV3802-15 DKV6520-24 SMV1201-98 DKV6522 varactor diode notes hf 01801
    2010 - Design Concepts for Semiconductor based Ultra-Linear Varactor Circuits

    Abstract: varactor high power varactor
    Text: CONFIGURATIONS single diode [classic C(VR)] −n distortionfree varactor stack (DFVS) −0.5 high , ) single diode [exponential C(VR)] narrow tonespacing varactor stack (NTSVS) wide tonespacing , wireless communication systems. To improve the linearity, recently, several specific varactor diode , be much larger than the AC impedance of the varactor diode itself at these frequencies. When these , the most proper varactor configurations for a given application . V. CONCLUSION In this paper


    Original     		PDF 889-A1, Design Concepts for Semiconductor based Ultra-Linear Varactor Circuits varactor high power varactor
    SMV1127

    Abstract: varactor diode SPICE model varactor diode spice model transit time extraction varactor diode parameter SMV1206 APN1004 SMV1232 equivalent SMV1175 varactor diode capacitance range microwave varactor diode
    Text: Application Note Varactor SPICE Models for RF VCO Applications APN1004 components would not be important unless higher harmonics generated by the varactor affects performance of the VCO. In , bias state. However, in a large signal application where it is necessary to consider the diode , the varactor model extraction procedure from S-parameter data. Varactor Equivalent Circuit Model Definitions A simplified equivalent circuit of varactor is shown in Figure 1. This varactor model is useful


    Original     		PDF APN1004 SMV1493-011 SMV1235-011 SMV1235 SMV1493-011 SMV1235 6/99A SMV1127 varactor diode SPICE model varactor diode spice model transit time extraction varactor diode parameter SMV1206 APN1004 SMV1232 equivalent SMV1175 varactor diode capacitance range microwave varactor diode
    2002 - HI1608

    Abstract: symbol of varactor diode and equivalent circuit APN1009 phase shifter circulator purposes of varactor diode ic number of varactor diode varactor diode high frequency varactor diode SPICE model variable phase shifter HY19-12
    Text: APPLICATION NOTE APN1009: A Varactor Controlled Phase Shifter for PCS Base Station Applications , Model The SMV1245-011 is a low capacitance, hyperabrupt varactor diode in a SOD-323 package. The SPICE model for the SMV1245-011 varactor diode , defined for the Libra IV environment, is shown in , attenuation settings. This application note describes the design of a high-performance phase shifter for PCS band base station applications. It employs the low-cost SMV1245-011 varactor as the phase-control


    Original     		PDF APN1009: HI1608 symbol of varactor diode and equivalent circuit APN1009 phase shifter circulator purposes of varactor diode ic number of varactor diode varactor diode high frequency varactor diode SPICE model variable phase shifter HY19-12
    varactor diode capacitance measurement

    Abstract: impatt diode Gunn diode GaAs Gunn Diode "94 GHz" radar gunn diode GaAs Gunn Diode impatt varactor diode high frequency GHz MA48700 Gunn Diode e band
    Text: series resonant frequency of each varactor can be supplied with the diode or special order, at a nominal , . Relationship Between Cutoff Frequency at Zero and Six Volts in GaAs Varactor Diodes FIGURE 2. Varactor Diode , Varactor Multipliers Application Notes Many methods exist for measuring the quality factor or cutoff , difficulties. This method involved the series resonance of a varactor diode and yielded not only series , 3. Theoretical Efficiency of x2 GaAs Varactor Multipliers fini INPUT X3 MULTIPLIER OUTPUT -0—


    OCR Scan     		PDF t-07-11 MA48700 varactor diode capacitance measurement impatt diode Gunn diode GaAs Gunn Diode "94 GHz" radar gunn diode GaAs Gunn Diode impatt varactor diode high frequency GHz Gunn Diode e band
    2000 - BO540W

    Abstract: tektronix 454a CA3096 Application Notes tektronix 454 Digital Oscilloscope Variable Gain Amplifier SR560 diode POS-1400 Tektronix Type 1A7A an8515 construction of varactor diode
    Text: Application Note 85 August 2000 Low Noise Varactor Biasing with Switching Regulators Vanquishing , high frequency oscillator. The actual tuning element is a varactor diode , a 2-terminal device that , diodes. 200 DIODE CAPACITANCE (pF) 100 Varactor Biasing Considerations The high voltage bias , 0V TO 30V OUTPUT OSCILLATOR VARACTOR TUNING DIODE FREQUENCY OUTPUT VOLTAGE , Synthesizer. Level Shift Furnishes 0V to 30V Bias to VCO Varactor Diode , Although a 32V Supply is Required


    Original     		PDF AN85-23 AN85-24 an85f BO540W tektronix 454a CA3096 Application Notes tektronix 454 Digital Oscilloscope Variable Gain Amplifier SR560 diode POS-1400 Tektronix Type 1A7A an8515 construction of varactor diode
    0.1pf varactor

    Abstract: AN1004 7313 28 pin LS 7313 S 0805CS MAX2310 SMV1255-003 SMV1763-079 38.000MHz 12pf varactor
    Text: capacitance of varactor diode (Cv) is a function of reverse-bias voltage (see Appendix A for the varactor , variable capacitance of the varactor diode (including series inductance) Cvp = varactor-pad capacitance , to the tank Cvar = variable capacitance of the varactor diode Cvp = varactor-pad capacitance LS = , Ccoup, the varactor diodes will not be forward-biased. This is a condition to be avoided, as the diode , benefit of choosing Ccoup small is that it reduces the voltage swing across the varactor diode . This will


    Original     		PDF MAX2310 85MHz, 190MHz, 210MHz. MAX2306/MAX2308/MAX2309 MAX2310/MAX2312/MAX2314/MAX2316 com/an530 MAX2306: MAX2308: MAX2309: 0.1pf varactor AN1004 7313 28 pin LS 7313 S 0805CS MAX2310 SMV1255-003 SMV1763-079 38.000MHz 12pf varactor
    2002 - Application Notes

    Abstract: catv DISTRIBUTION NETWORK diagram MQE920 CATV DISTRIBUTION NETWORK Colpitts VCO design Aeroflex PN9000 MQE523 datasheet series and parallel resonance circuit hyperabrupt tuned oscillator APN1016
    Text: of a VCO centered at 1750 MHz for a PCS handset that uses the SMV1763-079 varactor diode . This low , SMV1763-079 is a low series resistance, hyperabrupt varactor diode . It has the industry's smallest , that may be used by the Libra IV simulator. The SPICE model for the SMV1763-079 varactor diode , Application Notes The PCS VCO Simulation Project Files for Libra IV. APN1004, Varactor SPICE Models for , APPLICATION NOTE APN1016: A Low Phase Noise VCO Design for PCS Handset Applications


    Original     		PDF APN1016: Application Notes catv DISTRIBUTION NETWORK diagram MQE920 CATV DISTRIBUTION NETWORK Colpitts VCO design Aeroflex PN9000 MQE523 datasheet series and parallel resonance circuit hyperabrupt tuned oscillator APN1016
    1999 - avx CR10

    Abstract: APN1005 varactor diode notes semiconductors catalogue reverse biasing a varactor diode NE68119 SMV1265 SMV1265-011 NEC k 2134 transistor x band varactor diode
    Text: for the SMV1265-011 varactor diode , defined for the Libra IV environment, with a description of the , Varactor Diode Default Values Table 1 describes the model parameters. It shows default values , APPLICATION NOTE APN1005: A Balanced Wideband VCO for Set-Top TV Tuner Applications , including the SMV1265-011 varactor model. Balanced VCO configuration could be a competitive circuit , margins would be further improved by optimizing the varactor manufacturing process. Skyworks has


    Original     		PDF APN1005: SMV1265-011 avx CR10 APN1005 varactor diode notes semiconductors catalogue reverse biasing a varactor diode NE68119 SMV1265 NEC k 2134 transistor x band varactor diode
    2006 - 2N3819 spice model

    Abstract: construction of varactor diode bfr90 equivalent ZMV830B 2N3819 S T A 933 ZMV836B ZC829A transistor 2N3819 2N3819 equivalent
    Text: application circuit examples. Background The varactor diode is a device that is processed so to capitalise , Varactor Diode . The capacitance, Cjv, is dependent upon the reverse bias voltage, the junction area , examples of varactor application . 200 100 0 1 10 30 Figure 4a Temperature Coeffcient of , within an oscillator, all of which can benefit from a varactor diode based design. SUPPLY VOLTAGE , Bandpass Filtered Output and a Trap for the Fundamental. The varactor diode also enables frequency


    Original     		PDF ZC934A OD523 OT323 ZV950V2 ZMDC950 ZV951V2 ZMDC951 ZV952V2 ZMDC952 ZV953V2 2N3819 spice model construction of varactor diode bfr90 equivalent ZMV830B 2N3819 S T A 933 ZMV836B ZC829A transistor 2N3819 2N3819 equivalent
    0.1pf varactor

    Abstract: Develop trimless voltage-controlled oscillators purposes of varactor diode varactor diode datasheet 0603CS AN1004 MAX2360 SMV1255-003 SMV1763-079 72BD
    Text: diode (CV) is a function of reverse-bias voltage (see Appendix A for the varactor model). Vtune is the , capacitor used to couple the varactor to the tank CV = net variable capacitance of the varactor diode , capacitance of the varactor diode Cvp = varactor pad capacitance LS = series inductance of the varactor R = , , the varactor diodes are not forward-biased. This is a condition to be avoided, as the diode rectifies , value for Ccoup is that it reduces the voltage swing across the varactor diode . This helps thwart


    Original     		PDF MAX2360 130MHz, 165MHz, 380MHz. MAX2360/MAX2362/MAX2364 MAX2360 com/an272 MAX2360: MAX2361: MAX2362: 0.1pf varactor Develop trimless voltage-controlled oscillators purposes of varactor diode varactor diode datasheet 0603CS AN1004 SMV1255-003 SMV1763-079 72BD
    silicon epitaxial mesa diode

    Abstract: construction of varactor diode Parametric Varactor diodes
    Text: of Tuning Varactor by application . The planar process lends itself to large volume production , varactor diode may be represented by the following, simplified equivalent circuit: At frequencies , O SC ILLA TO R CIR C U ITS In the equivalent circuit of a packaged varactor diode , (Fig. 11) the , VARACTORS - INTRODUCTION INTR O D U C TIO N Varactor tuning diodes are voltage variable capacitors , } Abrupt Junction An abrupt junction diode is one in which the interface width at the junction is short


    OCR Scan     		PDF CT3501-1 13GHz silicon epitaxial mesa diode construction of varactor diode Parametric Varactor diodes
    variable phase shifter

    Abstract: HI1608 phase shifter phase shifter circulator HI1608-1B2N2 spice Circulator varactor diode phase shifter HYB-1 varactor diode SPICE model Design with PIN diode alpha
    Text: Application Note A Varactor Controlled Phase Shifter for PCS Base Station Applications APN1009 , capacitance hyperabrupt varactor diode in a SOD-323 package. The SPICE model for the SMV1245-011 varactor , considered only the SMV1245-011 varactor diode from a large selection of varactors available from Alpha , attenuation settings. A circulator terminated by a varactor may also be used to separate the reflected and , Figure 1 provides a lower cost alternative, although it uses two phase shifting varactor circuits. 3 dB


    Original     		PDF APN1009 APN1004, 3/00A variable phase shifter HI1608 phase shifter phase shifter circulator HI1608-1B2N2 spice Circulator varactor diode phase shifter HYB-1 varactor diode SPICE model Design with PIN diode alpha
    2010 - Not Available

    Abstract: No abstract text available
    Text: DATA SHEET SMV2025-079LF: Surface Mount, Silicon Hyperabrupt Tuning Varactor Diode , V tuning range • Competitive cross to Toshiba 1SV280 varactor diode • Ultra-small SC , , hyperabrupt tuning varactor diode excellent for use as a high-Q tuning element in an RF Voltage Controlled , VARACTOR DIODE Table 1. SMV2025-079LF Absolute Maximum Ratings Parameter Minimum Maximum Units , -079LF are illustrated in Figures 1 and 2. The SPICE model for the SMV2025-079LF varactor diode is shown


    Original     		PDF SMV2025-079LF: 1SV280 SC-79 J-STD-020) SMV2025-079LF 201431B
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