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Kenyeletso ea TPS54140ADGQR 3.5V ho isa ho 42V

Kenyeletso ea TPS54140ADGQR 3.5V ho isa ho 42V

Tlhaloso e Khutšoanyane:

Tlhaloso: TPS54140ADGQR
3.5V ho isa ho 42V Input, 1.5A Step-down Converter ka Eco-Mode


Lintlha tsa Sehlahisoa

Patlisiso

Li-tag tsa Sehlahisoa

Setšoantšo sa TPS54140A

3.5-V ho 42-V Input Voltage Range

200-mΩ MOSFET e Phahameng

Sebetsa se Phahameng ho Meroalo e Leseli ka Pulse

Ho tlola Eco-mode™

Tighter Enable Threshold ho feta TPS54140 bakeng sa

Voltage e nepahetseng haholoanyane ea UVLO

UVLO Voltage e feto-fetohang le Hysteresis

116-µA Ts'ebetso ea Khotso ea Hona Joale

1.3-µA Shutdown Hona Joale

100-kHz ho 2.5-MHz Frequency ea ho Fetola

E amahanya le Oache e Ntle

E fetolehang butle butle / Tatelano

UV le OV Power Output Good

0.8-V Reference Voltage ka hare

MSOP10 le 3-mm × 3-mm VSON-10 Pakete

Ka PowerPAD™

E tšehetsoa ke WEBENCH®le SwitcherPro™

Sesebelisoa sa Software

Setšoantšo sa TPS54140A

Sesebelisoa sa TPS54140A ke 42-V, 1.5-A, molaoli oa ho theoha fatše o nang le MOSFET e holimo e kopantsoeng.Taolo ea mokhoa oa hajoale e fana ka matšeliso a bonolo a kantle le khetho ea likarolo tse feto-fetohang.Mokhoa o tlase oa ripple-pulse skip o fokotsa ho se be le moroalo, phepelo e laoloang ea phepelo ea hajoale ho 116 µA.U sebelisa pini ea ho nolofalletsa, hona joale phepelo ea ho koala e fokotsehile ho 1.3 µA.

Undervoltage Lockout e behiloe ka hare ho 2.5 V, empa e ka eketsoa ka ho sebelisa pini ea ho nolofalletsa.Tsela ea ho qala motlakase o hlahisoang e laoloa ke pinana ea ho qala butle e ka lokisetsoang tatellano/ho latedisa.Letšoao le letle la ho hula metsi le bontša hore tlhahiso e ka har'a 94% ho isa ho 107% ea matla a eona a lebitso.

Mokhoa o pharaletseng oa ho fetola maqhubu o lumella katleho le boholo ba karolo ea kantle ho ntlafatsoa.Ho phutha khafetsa ka morao le ho koala ha mocheso ho sireletsa karolo nakong ea boemo bo bongata.


  • E fetileng:
  • E 'ngoe:

  • 1. Basebetsi lefapheng la hau la R & D ke bo-mang?Litšoaneleho tsa hau ke life?

    -R & D Motsamaisi: etsa moralo oa nako e telele oa R & D oa k'hamphani le ho utloisisa tataiso ea lipatlisiso le nts'etsopele;Tataisa le ho hlokomela lefapha la r&d ho ​​kenya tšebetsong leano la r&d la k'hamphani le moralo oa selemo le selemo oa R&D;Laola tsoelopele ea nts'etsopele ea lihlahisoa le ho lokisa moralo;Theha sehlopha se hloahloa sa lipatlisiso le nts'etsopele ea sehlahisoa, tlhahlobo le koetliso e amanang le basebetsi ba botekgeniki.

    Mookameli oa R & D: etsa moralo oa sehlahisoa se secha sa R ​​& D 'me u bontše ho khoneha ha moralo;Laola le ho laola tsoelopele le boleng ba mosebetsi oa r&d;Batlisisa ntshetsopele ya sehlahiswa se secha mme o sisinye ditharollo tse sebetsang ho ya ka ditlhoko tsa bareki mafapheng a fapaneng

    Basebetsi ba R&d: bokella le ho hlophisa lintlha tsa bohlokoa;Lenaneo la khomphutha;Ho etsa liteko, liteko le ho sekaseka;Lokisetsa lisebelisoa le lisebelisoa bakeng sa liteko, liteko le litlhahlobo;Rekota lintlha tsa tekanyo, etsa lipalo le ho lokisa lichate;Etsa lipatlisiso tsa lipalo-palo

     

    2. Maikutlo a hau a lipatlisiso le nts'etsopele ea sehlahisoa ke afe?

    - Maikutlo a sehlahisoa le mohopolo oa sehlahisoa sa khetho le tlhahlobo ea tlhaloso ea sehlahisoa le moralo oa moralo oa projeke le tlhahlobo ea ntlafatso ea sehlahisoa le ho qala ho netefatsa 'marakeng

    Ngola molaetsa wa hao mona mme o re romele wona