L5991D

Isithombe ngesethenjwa, sicela usithinte ukuze uthole isithombe sangempela

Umkhiqizi Ingxenye

L5991D

Umkhiqizi
STMicroelectronics
Incazelo
IC REG CTRLR BST FLYBK ISO SO16
Isigaba
izifunda ezihlanganisiwe
Umndeni
pmic - iziguquli ze-ac dc, izishintshi ezingaxhunyiwe ku-inthanethi
Uchungechunge
-
Kukhona kusitoki
310000
Ama-datasheets aku-inthanethi
L5991D PDF
Uphenyo
  • uchungechunge:-
  • iphasela:Tube
  • isimo sengxenye:Active
  • ukuhlukaniswa komphumela:Isolated
  • ukushintsha kwangaphakathi:No
  • voltage - ukwephulwa:-
  • i-topology:Boost, Flyback
  • I-voltage - ukuqala kabusha:15 V
  • i-voltage - supply (vcc/vdd):10V ~ 20V
  • umjikelezo womsebenzi:93%
  • imvamisa - ukushintsha:Up to 1MHz
  • amandla (watts):-
  • ukuvikelwa kwamaphutha:Current Limiting, Over Voltage
  • ukulawula izici:Frequency Control, Soft Start, Sync
  • izinga lokushisa lokusebenza:-40°C ~ 150°C (TJ)
  • iphakethe/ikesi:16-SOIC (0.154", 3.90mm Width)
  • iphakheji yedivayisi yomphakeli:16-SO
  • uhlobo lokukhweza:Surface Mount
Ukuthumela ngomkhumbi Isikhathi sokulethwa Ezingxenyeni zesitoko, ama-oda alinganiselwa ukuthi azothunyelwa ngezinsuku ezi-3.
Sithumela ama-oda kanye ngosuku cishe ngo-5pm ngaphandle kwangeSonto.
Uma isithunyelwe, isikhathi sokulethwa esilinganiselwe sincike ezincwadini ezingezansi ozikhethile.
I-DHL Express, izinsuku zebhizinisi ezi-3-7 ze-
DHL eCommerce, izinsuku zebhizinisi eziyi-12-22 I-
FedEx International Priority, izinsuku zebhizinisi ezi-3-7
i-EMS, izinsuku zebhizinisi eziyi-10-15
Imeyili Yomoya Ebhalisiwe, izinsuku zebhizinisi eziyi-15-30
Amanani okuthumela Amanani okuthumela e-oda lakho angatholakala enqoleni yokuthenga.
Inketho yokuthumela Sihlinzeka nge-DHL, i-FedEx, i-UPS, i-EMS, i-SF Express, kanye nokuthunyelwa kwe-Air Mail okubhalisiwe kwamanye amazwe.
Ukulandelela ngomkhumbi Sizokwazisa nge-imeyili ngenombolo yokulandelela uma i-oda selithunyelwe.
Ungathola futhi inombolo yokulandelela emlandweni we-oda.
Iyabuya / Iwaranti Iyabuya Ukubuyisela ngokuvamile kuyamukelwa uma sekuqediwe phakathi kwezinsuku ezingu-30 kusukela ngedethi yokuthunyelwa, sicela uxhumane nesevisi yamakhasimende ukuze uthole ukugunyazwa kokubuyisela.
Izingxenye kufanele zingasetshenziswa futhi emaphaketheni okuqala.
Ikhasimende kufanele lilawule ukuthunyelwa.
Iwaranti Konke okuthengiwe kuza nenqubomgomo yokubuyisela imali yezinsuku ezingu-30, kanye newaranti yezinsuku ezingu-90 ngokumelene nanoma yiziphi izinkinga zokukhiqiza.
Lesi siqinisekiso ngeke sisebenze kunoma iyiphi into lapho iphutha lidalwe ukuhlangana kwamakhasimende okungafanele, ukwehluleka kwekhasimende ukulandela imiyalelo, ukuguqulwa komkhiqizo, ubudedengu noma ukusebenza okungafanele.

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