ịtụ_bg

ngwaahịa

TPS54331DR Integrated Circuit IC mgbawa

nkowa nkenke:

Ngwa TPS54331 bụ 28-V, 3-A na-enweghị ihe ntụgharị ego na-emekọrịta ihe nke na-ejikọta MOSFET dị elu RDS(n'akụkụ).Ka iwelie arụmọrụ na ibu ọkụ, a na-agbanye njiri mara Eco-mode pulse na-akpaghị aka.Ọzọkwa, 1-μA nkwụsị ọkọnọ-ugbu a na-enye ohere iji ngwaọrụ na ngwa batrị kwadoro.Njikwa ọnọdụ ugbu a yana nkwụghachi mkpọda mkpọda dị n'ime na-eme ka ngụkọ nkwụghachi azụ dị mfe ma na-ebelata ọnụ ọgụgụ akụrụngwa ma na-enye ohere iji seramiiki mmepụta capacitors.Ihe nkesa resistor na-emezi hysteresis nke ntinye n'okpuru voltaji mkpọchi.Sekit nchebe na-adịru nwa oge na-egbochi oke ọkụ ọkụ n'oge mmalite na ọnọdụ nwa oge.Atụmatụ njedebe nke usoro okirikiri site na okirikiri, mweghachi ugboro ugboro na nkwụsị ọkụ na-echebe ngwaọrụ na ibu ahụ ma ọ bụrụ na ọnọdụ ibufe ibu.
Ngwa TPS54331 dị na ngwungwu SOIC 8-pin yana ngwungwu SO PowerPAD 8-pin emebere nke ọma n'ime iji melite arụmọrụ ọkụ.


Nkọwa ngwaahịa

Mkpado ngwaahịa

Njirimara ngwaahịa

Ụdị

Nkọwa

Otu

Sekit jikọtara ọnụ (ICs)

PMIC - Ndị na-achịkwa voltaji - DC DC ndị na-ahụ maka mgbanwe mgbanwe

Mfr

Ngwa Texas

Usoro

Eco-Mode™

ngwugwu

teepu & Reel (TR)

Mpempe akwụkwọ (CT)

Digi-Reel®

Ọnọdụ ngwaahịa

Na-arụ ọrụ

Ọrụ

Kwụpụ-ala

Nhazi mmepụta

Nke dị mma

Topology

Buck

Ụdị mmepụta

Enwere ike idozi

Ọnụọgụ nke mmepụta

1

Voltaji - Ntinye (Nkeji)

3.5V

Voltaji - Ntinye (Max)

28V

Voltaji - Mpụta (Nkeji/Edozi)

0.8V

Voltaji - Mpụta (Max)

25V

Ugbu a - Mmepụta

3A

Ugboro - Ịgbanwe

570kHz

Ihe nrụpụta mmekọrịta

No

Okpomọkụ na-arụ ọrụ

-40°C ~ 150°C (TJ)

Ụdị nkwụnye

Ugwu elu

Ngwungwu / Akpa

8-SOIC (0.154 ", obosara 3.90mm)

Ngwungwu ngwaọrụ ndị na-eweta ihe

8-SOIC

Nọmba ngwaahịa ntọala

TPS54331

SPQ

2500/pcs

Ndị na-achịkwa mgbanwe bụ ụzọ kacha arụ ọrụ nke ọma iji tọghata otu voltaji DC na voltaji DC ọzọ.Na n'ofe topologies DC / DC niile na-abụghị nke dịpụrụ adịpụ - buck, boost, buck-boost and inverting - anyị na-enyere gị aka ịbawanye arụmọrụ nke IC voltaji gị site na nhọrọ kacha ukwuu nke ndị ntụgharị DC / DC, modul ike na ndị na-ahụ maka njikwa.

Njupụta ike

Ike karịa, ohere bọọdụ pere mpe.N'ịbụ ndị ezinụlọ SWIFT ™ buck regulator mere ka ọ pụta ìhè, Pọtụfoliyo anyị nke ngwaọrụ njupụta dị elu na-ejikọta nke ọma, yana njiri njiri arụ ọrụ dị elu yana ikike mmepụta dị ugbu a na kọmpụta, nkwakọ ngwaahịa na-ekpo ọkụ.
Ndị na-ahụ maka mgbanwe njupụta dị elu bụ nnukwu nhọrọ iji mee ka ibu dijitalụ dị ugbu a dị ka FPGA na ndị nrụpụta.Jiri ngwa mgbakwunye-processor anyị chọta ngwaahịa kacha mma iji kwado FPGA ma ọ bụ ihe nrụpụta gị.

EMI dị ala

Mbelata mgbanwe mgbanwe EMI nwere ike bụrụ nnukwu ihe ịma aka nye ọtụtụ ndị na-emepụta ike.Ngwaọrụ nwere teknụzụ mbelata EMI arụnyere n'ime ya na-echekwa oge imewe ma na-enyere gị aka irube isi n'ụkpụrụ siri ike dịka CISPR 25 Class-5.Lelee ngwaahịa anyị egosipụtara n'okpuru maka ụfọdụ ngbanwe DC/DC kacha ọhụrụ maka ịrụ ọrụ EMI.

Ọnọdụ dị ala (IQ)

Ndị na-ahụ maka ịgbanwee DC/DC nwere obere quiescent dị ugbu a na-abawanye arụmọrụ ibu ọkụ yana ịgbatị ndụ batrị na ngwa mkpanaka na batrị arụ ọrụ.Chọta ụfọdụ ngwaọrụ IQ kacha ala na Pọtụfoliyo switcher anyị n'okpuru.

Obere mkpọtụ & nkenke

Ndị na-ahụ maka mgbanwe mgbanwe na-ahụkarị chọrọ LDO onye na-ahụ maka nzigharị ga-eme ka ADCs na AFE dị elu nwee ike.Ma na ụlọ ọrụ kacha mma mkpọtụ na ripple arụmọrụ, TPS62912 na TPS62913 ekwe ka ị wepụ na obere mkpọtụ LDO na ọtụtụ ngwa, na-azọpụta PCB ebe na mkpokọta na-eri mgbe na-emeziwanye usoro arụmọrụ.


  • Nke gara aga:
  • Osote:

  • Dee ozi gị ebe a ziga anyị ya