Rockchip ya ƙaddamar da sabon guntu tsarin caji mai sauri RK838, tare da daidaitattun daidaito na yau da kullun, ƙarancin jiran aiki mai ƙarfi, kuma ya wuce takaddun shaida na UFCS.

Gabatarwa

Guntuwar yarjejeniya abu ne mai mahimmanci kuma muhimmin sashi na caja. Ita ce ke da alhakin sadarwa tare da na'urar da aka haɗa, wanda yayi daidai da gada mai haɗa na'urar. Kwanciyar hankali guntu yarjejeniya tana taka muhimmiyar rawa a cikin ƙwarewa da amincin caji mai sauri.

Kwanan nan, Rockchip ya ƙaddamar da guntun yarjejeniya RK838 tare da ginanniyar Cortex-M0 core, wanda ke goyan bayan USB-A da USB-C dual-tashar caji mai sauri, yana goyan bayan PD3.1, UFCS da manyan ka'idojin caji mai sauri a kasuwa, kuma iya gane Mafi girman cajin wutar lantarki shine 240W, yana goyan bayan ingantaccen ƙarfin lantarki na yau da kullun da sarrafawa na yau da kullun da ƙarfin jiran aiki mara ƙarfi. cin abinci.

Farashin RK838

Rockchip RK838 guntu ce ta caji mai sauri wanda ke haɗa USB PD3.1 da UFCS core core, sanye take da tashar USB-A da tashar USB-C, tana goyan bayan fitowar A + C dual, kuma tashoshi biyu suna goyan bayan yarjejeniyar UFCS. Lambar takardar shedar UFCS: 0302347160534R0L-UFCS00034.

RK838 yana ɗaukar tsarin gine-ginen MCU, a ciki yana haɗa Cortex-M0 core, 56K babban ƙarfin filashin sararin ajiya, sararin 2K SRAM don gane PD da sauran ka'idoji na mallakar mallaka, kuma masu amfani na iya gane ajiyar lambobin yarjejeniya da yawa da ayyuka daban-daban na kariyar al'ada.
Idan ya zo ga caji mai sauri mai ƙarfi, a zahiri ba ya rabuwa da ƙayyadaddun ƙayyadaddun wutar lantarki. RK838 yana goyan bayan fitowar wutar lantarki akai-akai na 3.3-30V, kuma yana iya gane goyan bayan 0-12A akai-akai. Lokacin da akai halin yanzu yana cikin 5A, kuskuren ya kasance ƙasa da ± 50mA.

RK838 kuma yana da ingantattun ayyuka na kariya, daga cikinsu CC1/CC2/DP/DM/DP2/DPM2 duk suna goyan bayan 30V tsayayyar ƙarfin lantarki, wanda zai iya hana lalacewar layukan bayanai yadda ya kamata daga haifar da lalacewar samfur, kuma yana goyan bayan saurin rufe fitarwa bayan overvoltage. . Har ila yau guntu yana da ginanniyar kariyar wuce gona da iri, kariyar wuce gona da iri, kariyar ƙarancin wuta da kariya mai zafi don tabbatar da amintaccen amfani.