Ko te TIP2955 he pūtau hiko kāwai PNP nui-mahi, nā STMicroelectronics i hanga, hei whakamahi mō ngā taupānga hiko pakari e hiahia ana ki te kaha nui me te ponotanga. Ko tēnei pūtau tīwiri puta i te putanga era kei raro i te whenua, he mea hanga kia eke ki ngā āhuatanga hiko matua i ngā wāhi mahi pōuri me ngā taiao uaua.
Hei pūtau kaha kōwhiri, ka tukuna e te TIP2955 ngā tapiritanga hiko mīharo, tae atu ki te rerenga i runga i te aronga kaita, ā, he taea hoki te pakaruariki i te pānga hiko-māramaratanga o te 60 ngā hēketi. Nāna hoki te kaha ki te ngau i te mana tae atu ki te 90 ngā wēra, āhei ai ki ngā tono uaua o ngā hiko kaha me ngā whakakaha hiko nui i ngā ahumahi, te motuka me ngā taputapu hiko kaihoko.
Ko te pūtau nei he mōkihi TO-247-3, e tino pai ana mō te whakahaere mahana me te kākahu maitai. Ke te whānuitanga pāmahana whakahaere tae atu ki te 150 picomahara, kia ū ai te mahi pono ahakoa i ngā pāmahana uaua. E whakaatu ana te pūtau i tētahi whakapiki rerehā DC iti rawa o te 20 i te 4A me te 4V, e tohu ana he kaha whakapiki nui.
Ngā painga matua ko tāna te kaha whakahaere rerenga hiko nui, te iti o te piko tūnga (3V i ngā āhuatanga whakahaere motuhake), me te tautoko rerenga whakararo o te 700A. Ko te whānuitanga PNP e taea ai te hoahoa raupapa hei whiriwhiri, ā, he tino whai hua mō ngā raupapa whanaunga.
Ko ngā wāhi tono pea ko ngā hiko mana, ngā pūnaha whakahaere motuka, te pākaha oro, te whakarite hiko, me ngā wāhi whakawhitinga hiko nui. Ko tōna hoahoa pakari e tino whai hua ana i ngā whakahaere ahumahi, hiko motuka me ngā pūnaha whakahaere mana kaha nui.
Ahakoa he mātua ngā whakamohio a te TIP2955, ko ētahi atu pūtau rite pērā ko te MJW3281A, MJW21193, me te raupapa BU808, hei whiringa, e tāea ana te rite o ngā āhuatanga hiko me te kaha whakahaere.
Ko te pūtau nei he pānui RoHS, nō reira ka pupuri i te kaitiakitanga o te taiao, ā, ka ū ki ngā paerewa hanga hiko hou o te ao.
TIP2955 Ngā āhuatanga hangarau matua
Ko ngā āhuatanga hangarau matua o te TIP2955 ko te miihini PNP e whakamahia ana mō te whakahaere kaha me te whakatairanga. Ka taea te piki te taumahatanga o te rōpū rangatira (collector-emitter breakdown) ki te 60 V, me te kaha o te rōpū rangatira (collector current, Ic) tae noa ki te 15A. Ka taea hoki te whakatutuki i te tāpiritanga īki tōkeke o te hFE (DC current gain) iti rawa ko te 20 i te kirimana 4A, 4V.
TIP2955 Rahi uta
Momo Mōkī: Pouaka pūpūtanga. Te kāpia me te Rauemi: TO-247-3. Āhuahanga pāmahana me ngā taonga hiko: Te kaha nui: 90 W, mō te whakaurunga mā te paewhiri māramara (through hole).
TIP2955 Taupānga
Ka whakamahia nei i roto i ngā pūnaha hiko whakawetoina me ngā kaiwhakahaere kaha. Hei tāpiri, ka taea hoki te whakamahi i roto i ngā tauākī whakawhiti me ngā tauākī whakamaua pūngao. Āpiti atu, he pai mō ngā mahi whakamāoritanga me ngā tauākī whakawhiti noa.
TIP2955 Ngā waahanga whaihua
Ko te TIP2955 he miihini PNP e whakamahia ana nui mō te whakahaere kaha me te whakatairanga. Ka taea te whakahaere i tētahi taumahatanga rōpū rangatira (collector-emitter) tae atu ki te 60V, me te tautoko i te rōpū kaha (collector current) tae atu ki te 15A. He iti rawa tana tāpiritanga īki (DC current gain) ko te 20 i te 4A, 4V, nō reira he pai mō ngā hiahia maha mō te whakatairanga. Ka taea hoki te piki te roa o te uira tino pākīkī (saturation voltage) ki te 3V i te 3.3A, 10A, hei tautoko i ngā tono kaha teitei. Me te kaha nui rawa atu o te kaha, 90W, ka whakaritea kia pākīkī me ngā tono rorohiko rorohiko maha.
TIP2955 Ngā āhuatanga kounga me te haumaru
Kua hoahoatia hei tutuki i ngā paerewa kounga tino pākiki, me te whakarite kia mau te mahi tika. Ko te ROHS he paerewa whakaae hei pānui mō te haumaru me te whakatutuki i ngā ture hiko me ngā raiona whakauru.
TIP2955 Taurite
Kua hoahoatia mō te whakamahi ki ngā rōpū rorohiko maha e hiahiatia ana kia whai miihini PNP. He pai hoki mō ngā mahi whakauru mā te rārangi paewhiri māramara, e whakamana ana i tō reira mahi i roto i ngā hoahoa PCB rerekē.
TIP2955 Kōnae PDF raraunga matua
Hei tono mō ngā taotū mōkī me ngā rauemi hangarau katoa, kei te wātea te pitopito kōrero mō te TIP2955 i tā mātou paetukutuku. E tūtohutia ana kia tango mai i tēnei whārangi inā rānei mō ngā kōrero taipitopito mō ngā tono me ngā tuhinga hangarau.
Tohonga kounga
Ko IC-Components he kaiwhakarato mōkihi o ngā hua STMicroelectronics, he tohunga ki ngā wāhanga kounga teitei pēnei i te TIP2955. E wātea ana te tono utu mōkihi nā tā mātou paetukutuku hei whakarite kia noho te utu pai, me te whakarite kia tae ngā wāhanga pono tētahi ki tētahi.






