Ko te UC2854ADWTRG4 he raraunga whakahaere hiko tino motuhake—he PFC (Whakahaere Hiko Kaupapa) whakawetheranga mana rongonui nā Texas Instruments i hanga, e tuku ana i ngā āheitanga whakahaere hiko matatau mō ngā pūnaha hiko e hiahia ana ki te whakawhiti hiko whaihua. Ko tēnei taputapu semiconductor matatau e whakahaere ana i ngā wero tauira hoahoa nui i ngā ao kete hiko, mā te tuku mana whakahaere wātea tika mō ngā rerenga hiko hunga-nui teitei.
Kua hoahoa mō ngā tono hiko raru, ka tukuna e te UC2854A ngā mahi whaihua i ngā temperaturātanga mahi whānui o -40°C ki te 85°C, hei pai mō ngā taputapu ahumahi, waka, me ngā taputapu whakawhitiwhiti korero. E whakahaere ana tēnei raraunga whātoro ki te rerenga hiko 10V ki te 20V, ā, ka taea hoki te whiwhi i ngā mana tīmatanga 250A, hei tautoko i te whakatika i te taumata hiko tika i ngā pūnaha hiko raru.
Ko te hanganga matatau o tēnei taputapu e tautoko ana i te huri hiko nui ake i te 200kHz, hei whakapai ake i ngā hoahoa whakauru hiko whēnu āhua kiko me te whaihua. Ko ngā kete 16-SOIC e tāhia ana i ngā papa taiao e maʻeasy ake ai te whakauru ki ngā papa take pāpāho hōtaka hou, me te whakahaere wera pai me te ū o ngā taonga pūkaha. Ko tōna hanganga kore rongoā, he pai hoki mō te whakakaha i ngā paerewa taiao Māori me ngā paerewa hanga ao whānui.
Ngā painga nui o tēnei whakahaere PFC he tino tika ā-hiko, he whakawhitinga pūngāihini pai ake, me te ū kaha i ngā taiao hiko uaua. Mā te whakahaere papaitanga rerenga hiko wāneī, ka taea tēnei kia whakaiti i ngā whakakino harmonic, ā, whakapai atu hoki i te whaihua o te pūnaha hiko katoa.
Ko ngā wāhi whakamahi noa ko ngā pūkaha hiko werawera, taputapu whakawhiti kōrero, pūnaha whakahaere ahumahi, mara hiko tūnui mō ngā tūmomo tūmau, me ngā papatono rorohiko whai kiko nui. He tino pai te UC2854ADWTRG4 mō ngā tono e hiahia ana ki te whakahaere tika i te hiko me te whakapai i te pūnga hiko.
Ko ngā tauira rite, rānei ētahi atu tauira kei tēnei pqhuā, ko ngā pērā i a:
UC2854N
UC2854AD
UC2854ADRG4
UC2854BDRG4
He tohu hoki mā ngā hoahoa hiko whānui, e tohu ana tēnei raraunga whakarite i te rongoā whai kiko mō ngā kaihoahoa e rapu ana i te kounga teitei mō te whakatika i te hiko ki ngā hoahoa hiko poto, pono hoki.
UC2854ADWTRG4 (1)
UC2854ADWTRG4 Ngā āhuatanga hangarau matua
Ngā āhuatanga hangarau matua o UC2854ADWTRG4 ko te tau wāhanga kaiwhakarato: UC2854ADWTRG4; ko te kaiwhakanao: Luminary Micro / Texas Instruments; ko te kāwai matua: Ngā Pūnaha Rerekē (IC); ko te wāhanga iti: Pīki - PFC (Whakahaere Taha Hiko).
UC2854ADWTRG4 Rahi uta
Momo: Pouaka & Pae (TR); Rauemi: SOP16; Rahi: 16-SOIC (0.295 inihi, 7.50 mm te whanui); Whakatakotoranga pātea: 16-SOIC; Ngā āhuatanga pāmahana: Te pāmahana whakahaere: -40°C ki te 85°C; Ngā āhuatanga hiko: Rino mana - Pūngao: 10 V ki te 20 V; Auau whakawehewhē: 200 kHz; Rere hiko - Tūwhera: 250A.
UC2854ADWTRG4 Taupānga
Ko te UC2854ADWTRG4 he mea nui mō te whakatika wānanga hiko hei whakatairanga i te whaihua hiko i roto i ngā taputapu hiko me ngā pūnaha, hei whakaheke i te ngaro pūngao me te whakapai i te ūmanga mahinga o ēnei pūnaha.
UC2854ADWTRG4 Ngā waahanga whaihua
Ko te UC2854ADWTRG4 he IC PFC e whakahaerehia ana i raro i te wāhanga rerengamahi rerenga whakarākei i te reanga tiketike o 200 kHz. Ka whakarato tēnei hua i te whakamahi kaha hou, me te pupuri i te mahinga mana i waenga i te 10 V me te 20 V. He kaha hoki ki te whakahaere noa i ngā rerenga tae atu ki te 250A i te tīmatanga, e ao hoki ana ki ngā mahi whakahaere mana hiko.
UC2854ADWTRG4 Ngā āhuatanga kounga me te haumaru
Ko tēnei taputapu e ū ana ki te RoHS, hei tohu kāore he hina, he haumaru mō ngā whakamahinga rerekē kei reira ngā ture taiao me te hauora. Ano hoki, ko te taumata māmā Māori (MSL) o te taputapu he 2, e tohu ana ka taea te noho mō te tau kotahi ki muri i te urunga ki ngā ahuatanga noa iho, i mua i te whakakorikoria ki te pūnaha.
UC2854ADWTRG4 Taurite
Kua hoahoahia hei taapiri mātātoa-ma runga, he tika mō ngā PCB paerewa he momo SOP16 te pou. Nā reira, he taupua te UC2854ADWTRG4 mō ngā tono ahumahi whānui, he whaihua hoki mō ngā taupānga rēhita.
UC2854ADWTRG4 Kōnae PDF raraunga matua
Hei ngā whakamārama tino tika, motuhake hoki mō UC2854ADWTRG4, titiro ki tō mātou paetukutuku hei tiki i te PDF o te rārangi raraunga. E tūmanakohia ana kei te tautoko tēnei tuhinga i ngā mōhiotanga hangarau mana, me ngā aratuka whakamahinga.
Tohonga kounga
Ko IC-Components he kaiwhakarato matua mō te Texas Instruments, e tuku ana i ngā waahanga hiko kounga teitei pēnei i te UC2854ADWTRG4. Mō ngā utu whakataetae, te ratonga kiritaki tino pai, me ngā whiringa tuku tere, tono atu he kīwari ki tā mātou paetukutuku kia riro ai tēnei hua i runga i te taumata pai rawa atu.




