QX- 4013G-02S-423-5咪头规格书

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1、APPROVALSHEETFORMICROPHONECUSTOMER————————————————————————————MODEL4013G-02S-423————————————————————————————DIMENSIONALφ4*1.3————————————————————————————SENSITIVITY-42±3dB————————————————————————————CUSTOMERAPPROVERCHECKER第1页共9页深圳市青兴伟业科技有限公司MICSHENGZHENGQINGXI

2、NGELECTRONICSCO.,LTD.DATEPREPCHKDTYPE:HC4013G-02S-4231.BACKELECTRICALCHARACTERISTICS1.1TEMP=20±2℃RoomHumidity=65±5%LIMITSPARAMETERSYMBOLCONDITIONUNITMinCenterMaxf=1KHZ,S.P.L=1PaSensitivityS-45-42-39dB0dB=1V/PaOutputimpedanceZoutf=1KHZ2.2KΩCurrentIDssVS=4.5VRL=

3、2.2KΩ500μAConsumptionDirectivityOmnidirectionalS:(f=1KHz,S.P.L=1PSignaltoNoiseS/Na)55dBRatioN:(A-Weightedcurve)DecreasingVoltageΔS-VSVs=2.0Vto1.5V-3dBOperatingvoltage1.010VMaximuminputS.P.Lf=1KHz,THD＜1%110dB第2页共9页深圳市青兴伟业科技有限公司MICSHENGZHENGQINGXINGELECTRONICSCO

4、.,LTD.+20+8+10+3+3+3+50-6-3-3-3-6-10-20-3020501002005001000200050001000020000Frequency(Hz)9、电路示意图SchematicCircuit(Vs=2.0VRL=2.2KΩ)+Vs=2.0VRL=2.2KFETimpedanceOutputConverterTerm1FETCC1C2ECMunitGroundTerm2ShieldcaseRL:Externalresistor)C=10pf1C=33pf2第3页共9页深圳市青兴伟业

5、科技有限公司MICSHENGZHENGQINGXINGELECTRONICSCO.,LTD.Unit:mmDIMENSIONS：4.0×1.3mmECM：第4页共9页深圳市青兴伟业科技有限公司MICSHENGZHENGQINGXINGELECTRONICSCO.,LTD.187926354ItemPartNameMaterialQtyRemark1P.C.BFR-41LOCAL2CHAMBERLCP1LOCAL3SPACERPOLYESTER1LOCAL4DIAPHRAGMPOLYESTERAND1U.S.ASTA

6、INLESSSTEEL5PLATEFEPANDMETAL1TAIWAN6RINGBRASS1LOCAL7CASEBRASS1LOCAL8FET37821JAPAN9CAPACITANCE02012JAPANEMARK：Inordertokeeptheforerunnerpositionoftheproduct,ourcompanycarryoutthelayoutupgradingandcoloradjustment.Afterthetechniquerenewing,furthernoticewillbegive

7、n.Ifyouhaveanydoubt,pleasecontactwithourmarketingdepartment.Thecolordifferenceisaccordingtodifferentbatchpurchasing,whilethefunctionsofproductwillnotbeaffected.Soitdoesnotregardsasacceptancestandard.5.SENSITIVITYSTANDARDMEASUREMENT5.1SENSITIVITY第5页共9页深圳市青兴伟业科技

8、有限公司MICSHENGZHENGQINGXINGELECTRONICSCO.,LTD.5.2REQUEST:Thetoleranceofsensitivityiswithin+/-3dBtostandardmicrophone.5.3TESTINGWAY:标准无响室Anechoicchamber50cm旋转台彩色打印机音箱Turm-tableDesk-je