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上線精力:2022-03-29 17:04:04 瀏覽(lan)記錄:1722
TPS6280x模塊是(shi)種(zhong)具備降壓(ya)(ya)(ya)轉換(huan)(huan)器(qi)(qi)的降壓(ya)(ya)(ya)轉換(huan)(huan)器(qi)(qi)2.3μA常見的靜態(tai)電(dian)(dian)(dian)(dian)流,工作效率(lv)(lv)最(zui)高,解決方案(an)尺寸最(zui)小(xiao)。TI的DCS-Control拓撲(pu),TPS6280x可(ke)(ke)選(xuan)用(yong)微(wei)電(dian)(dian)(dian)(dian)感器(qi)(qi)和(he)電(dian)(dian)(dian)(dian)容器(qi)(qi)運作,可(ke)(ke)高達4MHz開關頻率(lv)(lv)。TPS6280x為了降低開關周期,維持高效率(lv)(lv),將無縫(feng)拼接(jie)進入省電(dian)(dian)(dian)(dian)模式。VSEL/MODE管腳(jiao)接(jie)入到(dao)GND可(ke)(ke)選(xuan)用(yong)固(gu)定輸(shu)出電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)。只需將外(wai)部電(dian)(dian)(dian)(dian)阻接(jie)入到(dao)VSEL/MODE管腳(jiao)可(ke)(ke)選(xuan)用(yong)16種(zhong)內部設(she)置的輸(shu)出電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)。R2D轉換(huan)(huan)器(qi)(qi)可(ke)(ke)以讀取(qu)外(wai)部電(dian)(dian)(dian)(dian)阻并設(she)置輸(shu)出電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)。只需調整單個(ge)電(dian)(dian)(dian)(dian)阻器(qi)(qi),就可(ke)(ke)以在不同的應用(yong)程(cheng)序和(he)電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)軌中選(xuan)用(yong)相同的部件號。除此之外(wai),與(yu)傳統的外(wai)部電(dian)(dian)(dian)(dian)阻分壓(ya)(ya)(ya)器(qi)(qi)網絡相比較,TPS6280x內部輸(shu)出電(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)可(ke)(ke)以提供(gong)更高的精(jing)確度(du)。TPS6280x DC/DC轉換器啟(qi)動后(hou)將進入(ru)強制PWM模式(通(tong)過VSEL/MODE在管腳上增加高電(dian)平)。TPS6280x通(tong)常以4MHz或(huo)1.5MHz開關(guan)頻率運作(zuo),實(shi)現最(zui)低輸出電(dian)壓(ya)紋(wen)波和最(zui)高工(gong)作(zuo)效率。TPS6280x設備系列選(xuan)用0.35mm間距(ju)微型6管腳WCSP封裝。

性狀
1?插入輸出功率條(tiao)件為1.8V至5.5V
?2.3μA運營靜態變量感(gan)應電(dian)流
?可(ke)萬代高達4MHz的電開(kai)關幀率
?0.6A/1A輸(shu)入輸(shu)出電流量
?輸(shu)出(chu)端電(dian)壓端電(dian)壓精度度為1%
?供選擇(ze)耗電/強制性(xing)要求PWM經(jing)營模式
?R2D轉換成器,可構建比(bi)較靈活的輸出的交流電壓(ya)公測(ce)
?16種可(ke)以選(xuan)擇輸(shu)送工作(zuo)電壓+1種調整傳(chuan)輸(shu)電壓值
–TPS62800(4MHz):0.4V至0.775V
–TPS62801(4MHz):0.8V至1.55V
–TPS62802(4MHz):1.8V至3.3V
–TPS62806(1.5MHz):0.4V至(zhi)0.775V
–TPS62807(1.5MHz):0.8V至1.55V
–TPS62808(1.5MHz):1.8V至3.3V
?自動化化使能管腳
?過程優化調整(zheng)的管腳,可兼容0201器件
?DCS-Control? 拓補
?效果充放電
?以100%的(de)占空比(bi)贏利
?小形6管(guan)腳0.35mm行間距WCSP封(feng)裝形式
?兼容位置大于0.6mm的(de)解決辦法方法
?兼容不低于5mm2的徹底解決方法盡寸
用途
?可(ke)配戴電子技術裝置、物連機網適用
?由2節AA電(dian)池(chi)組輸(shu)電(dian)軟件
?中國移動銷售終端
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