UmisiriZamagetsi

Zina za panopa-voteji khalidwe (I-V) wa diode ndi

chipangizo pakompyuta umagwirira malinga ndi mikhalidwe yake. Kuzigwiritsa ntchito kamangidwe ka zipangizo cha kapangidwe aliyense akhoza kulenga chitsanzo masamu chipangizo chinachake. Pa mfundo imeneyi analenga mapulogalamu ntchito mawerengeredwe masamu ndi kulola ife kuti kuona basa ya dera la zamagetsi pa nsalu yotchinga polojekiti. Iwo kwambiri kuthandiza chitukuko cha zipangizo. Polumikiza ndi makamu osiyana pafupifupi oscilloscopes, Tingaone mu ntchito mankhwala tsogolo ndi kusintha ngati kuli kofunika. Pa mfundo imeneyi, mukhoza osati kuphunzira mmene kupanga zinthu zamakono, komanso kufufuza zina mwa mbali ya zinthu, kudziwa awo ongolankhula. Mwachitsanzo, taganizirani mbali zofunika zamagetsi zochokera makhalidwe Volt-ampere, hereinafter diode VAC. zipangizozi zabwino kuti pali mitundu yambiri ya iwo. Onse a iwo akhala bwino ntchito mu madera amagetsi. zipangizozi atsimikizira okha zaka za ntchito mu zipangizo zolinga zosiyanasiyana.

Woyamba mchitidwe otero asonkhana "zingalowe chubu" Baibulo ndipo kwa nthawi yaitali ntchito yomanga njira zosiyanasiyana. makina onga ntchito amplifiers chubu, amene adakali amapangidwa makampani payekha. CVC diode Pankhaniyi anafotokozedwa ndi Langmuir-Bogusławski. Malinga ndi chilinganizo izi, pano likuyenderera mu chipangizo, voteji mwachindunji njila kwa mphamvu zitatu chachiwiri kuchulukitsa ndi koyefishienti wa. Monga mukuonera, chigawo yoyamba ya diode khalidwe ali sanali linearity. pamapindikira Izi "kudzatha" pamene mfundo opaleshoni ya magawo mwadzina.

Magawo chipangizo michenga yopangira zida zamagetsi pafupifupi pafupi ku ungwiro. Linearity zimadalira gawo choyambirira cha nkhani imene galasi wapangidwa. Chofunikanso ndi kuchuluka kwa zinyalala, i.e. khalidwe la zipangizo. CVC michenga yopangira zida zamagetsi diode akhoza ankayimiridwa ngati pamapindikira kuti zimasiyanasiyana pafupifupi exponentially ndipo ali ndi Kukweza mawu mfundo pamaso kuchoka ake kuti khalidwe ntchito. Zitsanzo pakachitsulo wa mfundo opaleshoni "akuswa" pa mlingo wa 0.6-0.7 volts. The pafupi kwambiri kwa abwino mtengo VAC wa ku Schottky diode, apa ndi kuchoka mfundo ntchito adzakhala m'dera la 0.2-0.4 volts. Koma kumbukirani kuti pa voteji 50 volts, chuma ichi atayika.

Otchedwa Zener diode ali pamapindikira, "n'zosiyana" ochiritsira amafotokozera. Ndiko, ndi kuwonjezeka voteji panopa zayamba sizimawoneka kukwaniritsa pakhomo ena, ndiye chigumukire ukuwonjezeka.

Anthu opanga zinthu izi amakonda kuti mwachindunji makhalidwe enieni, ngati iwo zosiyana ngakhale mkati mtanda chomwecho. Komanso, inu mukhoza kutenga diode, amene CVC molondola anayeza zasayansi ndi kusintha kwake kutentha opaleshoni. Ndipo maonekedwe a kusintha. Kawirikawiri limasonyeza ena kunja ntchito khola la zinthu zamakono, malingana ndi chikhalidwe chake opaleshoni.

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