Jagorar Mai Amfani da Hukumar kimantawa
ADA4620-1
Ƙimar ADA4620-1 36 V, Madaidaici, Ƙaramar Hayaniya, 16.5 MHz JFET Op Amp
Siffofin
- Kwamitin kimanta cikakken fasali don ADA4620-1
- Yana kunna samfur mai sauri
- Sharuɗɗa don ƙayyadaddun tsarin da'ira mai amfani
- Samar da sawun ƙafa don photodiode don kimantawa cikin sauri
- Haɗin da aka ɗora Edge da tanadin maki gwaji
Babban Bayani
EVAL-ADA4620-1ARZ kwamiti ne na kimantawa wanda aka tsara don ADA4620-1, 36 V, daidaici, ƙaramar amo, ƙaramin dillali, JFET op amp, akwai a cikin kunshin SOIC mai jagora 8. An riga an saita ADA4620-1 akan wannan allo a matsayin mai haɗin kai-ribar mabiyi. Wannan kwamitin tantancewa mai Layer huɗu ya haɗa da masu haɗa sigar subminiature A (SMA) masu haɗa baki akan duka abubuwan shigarwa da fitarwa, sauƙaƙe ingantaccen haɗin kai zuwa kayan gwaji da aunawa ko kewayen waje.
Jirgin ƙasa na hukumar kimantawa, sanya sassa, da rarrabuwar wutar lantarki an inganta su don mafi girman sassauci da aiki. Bugu da ƙari, kwamitin kimantawa yana fasalta nau'ikan resistor da ba a cika yawan jama'a ba da pads capacitor, suna ba da zaɓi da yawa da sassauci mai yawa don da'irori daban-daban na aikace-aikace da jeri, kamar tace madauki mai aiki, transimpedance. amplifier (TIA), da caji amplififi. Bugu da ƙari, ana amfani da haɗin wuraren gwaji da masu haɗin SMA masu gefen gefe don shigarwa, fitarwa, da ma'aunin sigina.
Kwamitin kimantawa ya haɗa da tanadi don sawun photodiode, sauƙaƙe daidaitawar TIA. Bugu da ƙari, hukumar tantancewa tana ba da tanadi don gina nau'ikan tacewa iri-iri. Don zaɓar ƙayyadaddun ƙimar sassa da masu tacewa, koma zuwa
https://tools.analog.com/en/filterwizard.
Takardar bayanan ADA4620-1 ta ƙunshi ƙayyadaddun bayanai, cikakkun bayanai game da aikin na'urar, da saitunan kewaya aikace-aikace da jagora. Tuntuɓi takardar bayanan tare da wannan jagorar mai amfani don ƙarin fahimtar aikin na'urar, musamman lokacin ƙarfafa hukumar tantancewa a karon farko.
Aikin Farawa Mai Sauri
Ƙarsheview
Sassan da ke gaba suna zayyana ainihin tsarin da aka riga aka ƙirƙira na EVAL-ADA4620-1ARZ da ake buƙata don gwada ainihin aikin ADA4620-1. Hukumar tana da tanade-tanade don sanya shi daidaitacce don aikace-aikace da yawa. Masu haɗawa a kan jirgi suna ba da sauƙi mai sauƙi zuwa kayan aikin benci daban-daban.
Ana Bukatar Kayan aiki
- Mai samar da sigina
- Mai fitar da wutar lantarki biyu na DC
- Oscilloscope
AmpƘirƙirar Kanfigareshan
An saita allon EVAL-ADA4620-1ARZ a cikin tsarin da ba ya juyewa tare da tsohowar ribar +1. Resitors da aka riga aka shigar suna ɗaukar wannan saitin.
Haɗin Kayan Wuta
Masu haɗa turret ta ƙarshe, wanda VS+, VS- da GND suka tsara, suna ba da ikon hukumar tantancewa. Haɗa ƙarfin DC tare da madaidaicin polarity da voltage. Juyawa polarity ko amfani da overvoltage na iya lalata hukumar tantancewa har abada. Halaltaccen wadata voltages kewayo daga 4.5 V zuwa 36 V don daidaitawar samar da kayayyaki guda ɗaya kuma daga ± 2.25 V zuwa ± 18 V don daidaitawar samar da dual. Neman mafi girma voltages iya lalata da amplififi. Abubuwan da aka gyara na 10 µF da 0.1 µF an riga an sanya su a kan allo don aiki nan take.
Haɗin Ƙimar Hukumar
Don kimantawa na farko, yi amfani da hanyar haɗi mai zuwa:
- Tabbatar cewa wutar lantarki ta kashe. Haɗa ingantacciyar wadata, wadata mara kyau, da ƙasa zuwa masu haɗa turret tasha mai suna VS+, VS-, da GND, bi da bi.
- Tabbatar an kashe fitowar janareta na sigina. Haɗa tushen siginar zuwa IN+ ko wurin gwaji TP_IN+ kuma saita tushen siginar zuwa fitarwa mai ƙarfi (high Z).
- Haɗa mai haɗin SMA mai fitarwa (VO) zuwa oscilloscope.
Tsarin Ƙarfafawa
Bi wannan hanya don kunna allon allon da zarar tsarin haɗin (kamar yadda aka tattauna a sashin da ya gabata) ya cika. Hoto na 1 yana kwatanta haɗin da ake bukata.
- Saita samar da V+ zuwa +15 V da V- wadata zuwa -15 V.
- Kunna wutar lantarki. Halin halin yanzu na ADA4620-1 shine 1.3mA.
- Sanya tushen siginar don fitar da igiyoyin sine na 10 kHz tare da 5V kololuwa zuwa ganiya. ampLitude tare da 0V DC biya diyya.
- Kunna tushen siginar. Oscilloscope dole ne ya nuna 5V ganiya-zuwa kololuwar sine a wurin fitarwa tare da mitar siginar shigarwa iri ɗaya.
Transimpedance AmpƘaddamarwa (TIA) Kanfigareshan
Ƙananan shigar da son zuciya na halin yanzu da ƙarancin ƙarfin shigarwar ADA4620-1 amplifier sanya shi kyakkyawan zaɓi don daidaitawar transimpedance. Hukumar tantancewa tana da tanadin kan jirgin don photodiode (kunshin radial).
Lokacin aiki a cikin tsarin TIA, nuna son kai voltage za a iya amfani da VPD gwajin batu zuwa son zuciya da anode na photodiode. Idan babu son zuciya voltage yana buƙatar amfani, shigar da resistor 0 Ω a sawun R5. Don wannan daidaitawar TIA, shigar da photodiode a sawun PD kuma haɗa mai jujjuya ra'ayi a sawun RF1. Za'a iya ƙara ƙarfin amsawa a sawun CF1 don kwanciyar hankali na kewaye.
Hoton EV Kit
Saukewa: ADA4620-1
ADA4620-1 EV PCB Layout
Tarihin Bita
| LAMBAR BAYYANA | RANAR BINCIKE | BAYANI | SHAFUKAN CANJA |
| 0 | 24-Oct | Sakin farko | — |
DUK BAYANIN DA KE ƙunshe ANAN ANA BAYAR DA “KAMAR YADDA AKE” BA TARE DA WAKILI KO WARRANTI BA. BABU WANI HAUKI DA NA'URAR AMANA NA AMFANI DA SU, KO GA DUK WATA CIN HANCI KO SAURAN HAKKOKIN BANGASKIYA NA UKU WANDA AKE SAMUN AMFANINSA. KALMOMI ANA KAN CANJI BA TARE DA SANARWA ba. BABU LASIS, KO BAYANI KO BAYANI, DA AKE BAYARWA A KARKASHIN KOWANE HAKKIN ADI, HAKKIN KYAUTA, AIKI MAI MASKAR DAMA, KO WANI DUKIYAR ADI MAI HAKKIN DA YAKE DANGANTA GA KOWANE HADA, Na'ura, KO SAMUN SAMUN SAURARA. ALAMOMIN CINIKI DA RIJISTA ALAMOMIN SAMUN DUKIYARAR MASU MUTUNCI. DUK KAYAN NA'URAR ANALOG DA KE KE NAN SUNA DOMIN SAKEWA DA ISA.
Takardu / Albarkatu
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ANALOG NA'urorin ADA4620-1 Hukumar kimantawa [pdf] Jagorar mai amfani EVAL-ADA4620-1ARZ, ADA4620-1 Hukumar kimantawa, ADA4620-1, Hukumar kimantawa, Board |
