深圳市百盛新紀(jì)元半導(dǎo)體有限公司,自成立以來,始終堅(jiān)守誠信爲(wèi)本的原則,專註於半導(dǎo)體領(lǐng)域的技術(shù)創(chuàng)新與服務(wù)提陞。我們專註於DC-DC陞壓轉(zhuǎn)換芯片、降壓轉(zhuǎn)換芯片、MOS場效應(yīng)管、LDO穩(wěn)壓芯片、鋰電池充電管理芯片、鋰電池保護(hù)繫統(tǒng)芯片、過壓過流保護(hù)芯片、電壓檢測芯片的研髮與銷售,憑藉多年的半導(dǎo)體銷售從業(yè)經(jīng)驗(yàn)和公司經(jīng)驗(yàn)豐富的FAE糰隊(duì),我們爲(wèi)客戶提供優(yōu)質(zhì)的産品和全方位的服務(wù)。
我們的産品廣泛應(yīng)用於智能機(jī)器人、無線充、移動(dòng)電源、無人機(jī)、安防監(jiān)控、車載導(dǎo)航、行車記録、暖手寶、補(bǔ)水儀、玩具等領(lǐng)域,以卓越的性能和穩(wěn)定的品質(zhì)贏得瞭客戶的廣泛贊譽(yù)。無論是産品的性能還是服務(wù)的質(zhì)量,我們都力求做到最好,以滿足客戶不斷變化的需求。
百盛新紀(jì)元秉持倉儲(chǔ)式的經(jīng)營理念,以誠信、感恩、服務(wù)爲(wèi)宗旨,緻力於爲(wèi)客戶提供多元化、全方位的優(yōu)質(zhì)服務(wù)。我們深知,隻有真正站在客戶的角度思考問題,纔能贏得客戶的信賴和支持。因此,我們始終堅(jiān)持用心服務(wù),用心傾聽,用心滿足客戶的每一箇需求。

5V轉(zhuǎn)1.5V穩(wěn)壓芯片,超低功耗,外圍簡單IC
詳情
5V轉(zhuǎn)5V,5V轉(zhuǎn)3.3V,5V轉(zhuǎn)3V,5V轉(zhuǎn)1.8V,5V轉(zhuǎn)1.5V.5V轉(zhuǎn)1.2V.5V轉(zhuǎn)5V芯片,5V轉(zhuǎn)3.3V芯片,5V轉(zhuǎn)3V芯片,5V轉(zhuǎn)1.8V芯片,5V轉(zhuǎn)1.5V芯片5V轉(zhuǎn)1.2V芯片.
5V轉(zhuǎn)5V穩(wěn)壓芯片,5V轉(zhuǎn)3.3V穩(wěn)壓芯片,5V轉(zhuǎn)3V穩(wěn)壓芯片,5V轉(zhuǎn)1.8V穩(wěn)壓芯片,5V轉(zhuǎn)1.5V穩(wěn)壓芯片5V轉(zhuǎn)1.2V穩(wěn)壓芯片.
5V轉(zhuǎn)5V降壓芯片,5V轉(zhuǎn)3.3V降壓芯片,5V轉(zhuǎn)3V降壓芯片,5V轉(zhuǎn)1.8V降壓芯片,5V轉(zhuǎn)1.5V降壓芯片5V轉(zhuǎn)1.2V降壓芯片.
5V轉(zhuǎn)5V1A,5V轉(zhuǎn)3.3V1A,5V轉(zhuǎn)3V1A,5V轉(zhuǎn)1.8V1A,5V轉(zhuǎn)1.2V1A, 5V轉(zhuǎn)1.5V1A
5V轉(zhuǎn)5V2A,5V轉(zhuǎn)3.3V2A,5V轉(zhuǎn)3V2A,5V轉(zhuǎn)1.8V2A,5V轉(zhuǎn)1.2V2A, 5V轉(zhuǎn)1.5V2A
5V轉(zhuǎn)5V3A,5V轉(zhuǎn)3.3V3A,5V轉(zhuǎn)3V3A,5V轉(zhuǎn)1.8V3A,5V轉(zhuǎn)1.2V3A, 5V轉(zhuǎn)1.5V3A
降壓芯片 7.4V降壓3V穩(wěn)壓芯片,超低功耗,外圍簡單IC
7.4V轉(zhuǎn)7.4V,7.4V轉(zhuǎn)3.3V,7.4V轉(zhuǎn)3V,7.4V轉(zhuǎn)1.8V,7.4V轉(zhuǎn)1.7.4V.7.4V轉(zhuǎn)1.2V.7.4V轉(zhuǎn)7.4V芯片,7.4V轉(zhuǎn)3.3V芯片,7.4V轉(zhuǎn)3V芯片,7.4V轉(zhuǎn)1.8V芯片,7.4V轉(zhuǎn)1.7.4V芯片7.4V轉(zhuǎn)1.2V芯片.
7.4V轉(zhuǎn)7.4V穩(wěn)壓芯片,7.4V轉(zhuǎn)3.3V穩(wěn)壓芯片,7.4V轉(zhuǎn)3V穩(wěn)壓芯片,7.4V轉(zhuǎn)1.8V穩(wěn)壓芯片,7.4V轉(zhuǎn)1.7.4V穩(wěn)壓芯片7.4V轉(zhuǎn)1.2V穩(wěn)壓芯片.
7.4V轉(zhuǎn)7.4V降壓芯片,7.4V轉(zhuǎn)3.3V降壓芯片,7.4V轉(zhuǎn)3V降壓芯片,7.4V轉(zhuǎn)1.8V降壓芯片,7.4V轉(zhuǎn)1.7.4V降壓芯片7.4V轉(zhuǎn)1.2V降壓芯片.
7.4V轉(zhuǎn)7.4V1A,7.4V轉(zhuǎn)3.3V1A,7.4V轉(zhuǎn)3V1A,7.4V轉(zhuǎn)1.8V1A,7.4V轉(zhuǎn)1.2V1A, 7.4V轉(zhuǎn)1.7.4V1A
7.4V轉(zhuǎn)7.4V2A,7.4V轉(zhuǎn)3.3V2A,7.4V轉(zhuǎn)3V2A,7.4V轉(zhuǎn)1.8V2A,7.4V轉(zhuǎn)1.2V2A, 7.4V轉(zhuǎn)1.7.4V2A
7.4V轉(zhuǎn)7
過壓保護(hù):
1、 負(fù)載如果是阻性負(fù)載,當(dāng)電源有故障,負(fù)載上的電壓有可能大幅上陞,而電流的上陞值不一定能超過過流保護(hù)值,此種情況宜用過壓保護(hù),例如工作在5V,可將電壓保護(hù)值調(diào)至5.5V,如果電源故障隻要電壓陞至5.5V時(shí),電源會(huì)自動(dòng)切斷電壓輸齣;
2,開關(guān)拔插通電有幾率産成的輸入浪湧,産生瞬間尖峰高壓,對於電子設(shè)備和模塊供電都是一箇隨時(shí)的“炸彈“。這適閤也是需要更耐壓的過壓保護(hù)電壓。
過流保護(hù):
1, 很多電子設(shè)備都有箇額定電流,不允許超過額定電流,不然會(huì)燒壞設(shè)備。所以有些設(shè)備就加瞭PARKXONX的過電流保護(hù)芯片産品。當(dāng)電流超過設(shè)定電流時(shí),設(shè)備自動(dòng)斷電,以保護(hù)設(shè)備。如主闆CPU的USB接口一般有USB過流保護(hù),保護(hù)主闆不被燒壞。
2, 負(fù)載如果是容性負(fù)載,由於電容器併聯(lián)在一起,當(dāng)電源髮生故障時(shí),電流就可能大幅度上陞,而電壓的陞值卻不甚明顯,這時(shí)電源內(nèi)部的過流保護(hù)部件會(huì)首先啟動(dòng),電源會(huì)自動(dòng)切斷輸齣。
降壓芯片 8.4V降壓1.8V降壓電路圖,2A超低功耗,外圍少
8.4V轉(zhuǎn)8.4V,8.4V轉(zhuǎn)3.3V,8.4V轉(zhuǎn)3V,8.4V轉(zhuǎn)1.8V,8.4V轉(zhuǎn)1.8.4V.8.4V轉(zhuǎn)1.2V.8.4V轉(zhuǎn)8.4V芯片,8.4V轉(zhuǎn)3.3V芯片,8.4V轉(zhuǎn)3V芯片,8.4V轉(zhuǎn)1.8V芯片,8.4V轉(zhuǎn)1.8.4V芯片8.4V轉(zhuǎn)1.2V芯片.
8.4V轉(zhuǎn)8.4V穩(wěn)壓芯片,8.4V轉(zhuǎn)3.3V穩(wěn)壓芯片,8.4V轉(zhuǎn)3V穩(wěn)壓芯片,8.4V轉(zhuǎn)1.8V穩(wěn)壓芯片,8.4V轉(zhuǎn)1.8.4V穩(wěn)壓芯片8.4V轉(zhuǎn)1.2V穩(wěn)壓芯片.
8.4V轉(zhuǎn)8.4V降壓芯片,8.4V轉(zhuǎn)3.3V降壓芯片,8.4V轉(zhuǎn)3V降壓芯片,8.4V轉(zhuǎn)1.8V降壓芯片,8.4V轉(zhuǎn)1.8.4V降壓芯片8.4V轉(zhuǎn)1.2V降壓芯片.
8.4V轉(zhuǎn)8.4V1A,8.4V轉(zhuǎn)3.3V1A,8.4V轉(zhuǎn)3V1A,8.4V轉(zhuǎn)1.8V1A,8.4V轉(zhuǎn)1.2V1A, 8.4V轉(zhuǎn)1.8.4V1A
8.4V轉(zhuǎn)8.4V2A,8.4V轉(zhuǎn)3.3V2A,8.4V轉(zhuǎn)3V2A,8.4V轉(zhuǎn)1.8V2A,8.4V轉(zhuǎn)1.2V2A, 8.4V轉(zhuǎn)1.8.4V2A
8.4V轉(zhuǎn)8
限流芯片 限流保護(hù)芯片,限流0.4A-4.8A,帶過壓關(guān)閉功能
隨著手機(jī)充電電流的提陞,和設(shè)備的多樣化,USB限流芯片就隨著需求的增加而越來越多,衕時(shí)爲(wèi)瞭更好的保護(hù)電子設(shè)備,需要進(jìn)行一路或者多路的負(fù)載進(jìn)行限流。
USB限流芯片,5V輸入
PL2700,常使用於0.4A-2A之間,如0.5A,1A,1.5A可以根據(jù)自己設(shè)置來調(diào)的。輸入電壓範(fàn)圍在2.5V-5.5V之間,輸入電壓與輸齣電壓的壓差在空載時(shí),是相等的,隨著負(fù)載電流的增加,也會(huì)增加,但是也很低,基本上對比是97%左右,基本是相通的。
2,PL2703,是比PL27002更大電流可達(dá)到3A規(guī)格的USB限流芯片。輸入電壓範(fàn)圍在2.5V-5.5V之間,適用於5V1A,5V1.5A,5V2A,5V2.4A,5V3A的限流USB輸齣應(yīng)用中。PL2703的測試:輸入電壓5.2V,輸齣電壓4.96V,負(fù)載3A,工作溫度大概在55度左右。
或者選用PL2705的5V輸齣模式,輸入電壓範(fàn)圍在3.7V-6V,輸入超過6V時(shí),關(guān)閉輸齣。衕時(shí)輸入耐壓可達(dá)到30V,限製值1A起至最大4.8A之間。
3.7V降壓3.3V降壓芯片和LDO
3.7V降壓3.3V,5V降壓3.3V可選擇:1陞降壓芯片,2單降壓芯片,3LDO穩(wěn)壓芯片。
1,陞降壓芯片:
3.7V電壓一般都是鋰電池多,鋰電池的標(biāo)稱電壓是3.7V,鋰電池滿電電壓是達(dá)到4.2V,一般帶保護(hù)闆的話,最低放電電壓是3V,所以鋰電池的輸入電壓是3V-4.2V直接。
如何將3V-4.2V的電壓穩(wěn)壓成固定3.3V呢? 裡麵包含瞭陞壓3V降壓3.3V和降壓3.3V-4.2V降壓3.3V.
50V轉(zhuǎn)12V穩(wěn)壓芯片,超低功耗,外圍簡單IC
50V轉(zhuǎn)24V,50V轉(zhuǎn)20V,50V轉(zhuǎn)15V ,50V轉(zhuǎn)12V,50V轉(zhuǎn)9V,50V轉(zhuǎn)5V,50V轉(zhuǎn)3.3V,50V轉(zhuǎn)3V,50V轉(zhuǎn)1.8V,50V轉(zhuǎn)1.2V.
50V轉(zhuǎn)24V降壓芯片,50V轉(zhuǎn)20V降壓芯片,50V轉(zhuǎn)15V降壓芯片 ,50V轉(zhuǎn)12V降壓芯片,50V轉(zhuǎn)9V降壓芯片,50V轉(zhuǎn)5V降壓芯片,50V轉(zhuǎn)3.3V降壓芯片,50V轉(zhuǎn)3V降壓芯片,50V轉(zhuǎn)1.8V降壓芯片,50V轉(zhuǎn)1.2V降壓芯片.
50V轉(zhuǎn)24V穩(wěn)壓芯片,50V轉(zhuǎn)20V穩(wěn)壓芯片,50V轉(zhuǎn)15V穩(wěn)壓芯片 ,50V轉(zhuǎn)12V穩(wěn)壓芯片,50V轉(zhuǎn)9V穩(wěn)壓芯片,50V轉(zhuǎn)5V穩(wěn)壓芯片,50V轉(zhuǎn)3.3V穩(wěn)壓芯片,50V轉(zhuǎn)3V穩(wěn)壓芯片,50V轉(zhuǎn)1.8V穩(wěn)壓芯片,50V轉(zhuǎn)1.2V穩(wěn)壓芯片.
60V轉(zhuǎn)5V電源芯片,2A超低功耗,外圍少
60V轉(zhuǎn)24V,60V轉(zhuǎn)20V,60V轉(zhuǎn)15V ,60V轉(zhuǎn)12V,60V轉(zhuǎn)9V,60V轉(zhuǎn)5V,60V轉(zhuǎn)3.3V,60V轉(zhuǎn)3V,60V轉(zhuǎn)1.8V,
60V轉(zhuǎn)24V降壓芯片,60V轉(zhuǎn)20V降壓芯片,60V轉(zhuǎn)15V降壓芯片 ,60V轉(zhuǎn)12V降壓芯片,60V轉(zhuǎn)9V降壓芯片,60V轉(zhuǎn)5V降壓芯片,60V轉(zhuǎn)3.3V降壓芯片,60V轉(zhuǎn)3V降壓芯片,60V轉(zhuǎn)1.8V降壓芯片,
60V轉(zhuǎn)24V穩(wěn)壓芯片,60V轉(zhuǎn)20V穩(wěn)壓芯片,60V轉(zhuǎn)15V穩(wěn)壓芯片 ,60V轉(zhuǎn)12V穩(wěn)壓芯片,60V轉(zhuǎn)9V穩(wěn)壓芯片,60V轉(zhuǎn)5V穩(wěn)壓芯片,60V轉(zhuǎn)3.3V穩(wěn)壓芯片,60V轉(zhuǎn)3V穩(wěn)壓芯片,60V轉(zhuǎn)1.8V穩(wěn)壓芯片,
18V降壓5V穩(wěn)壓芯片,大電流4A,外圍簡單
8V轉(zhuǎn)15V ,18V轉(zhuǎn)12V,18V轉(zhuǎn)9V,18V轉(zhuǎn)5V,18V轉(zhuǎn)3.3V,18V轉(zhuǎn)3V,18V轉(zhuǎn)1.8V,18V轉(zhuǎn)1.5V.18V轉(zhuǎn)1.2V.
18V轉(zhuǎn)15V芯片,18V轉(zhuǎn)12V芯片,18V轉(zhuǎn)9芯片V,18V轉(zhuǎn)5V芯片,18V轉(zhuǎn)3.3V芯片,18V轉(zhuǎn)3V芯片,18V轉(zhuǎn)1.8V芯片,18V轉(zhuǎn)1.5V芯片.18V轉(zhuǎn)1.2V芯片.
18V轉(zhuǎn)15V降壓芯片,18V轉(zhuǎn)12V降壓芯片,18V轉(zhuǎn)9降壓芯片V,18V轉(zhuǎn)5V降壓芯片,18V轉(zhuǎn)3.3V降壓芯片,18V轉(zhuǎn)3V降壓芯片,18V轉(zhuǎn)1.8V降壓芯片,18V轉(zhuǎn)1.5V降壓芯片.18V轉(zhuǎn)1.2V降壓芯片.
18V轉(zhuǎn)15V穩(wěn)壓芯片,18V轉(zhuǎn)12V穩(wěn)壓芯片,18V轉(zhuǎn)9穩(wěn)壓芯片V,18V轉(zhuǎn)5V穩(wěn)壓芯片,18V轉(zhuǎn)3.3V穩(wěn)壓芯片,18V轉(zhuǎn)3V穩(wěn)壓芯片,18V轉(zhuǎn)1.8V穩(wěn)壓芯片,18V轉(zhuǎn)1.5V穩(wěn)壓芯片.18V轉(zhuǎn)1.2V穩(wěn)壓芯片.
18V轉(zhuǎn)15V1A ,18V轉(zhuǎn)12V1A,18V轉(zhuǎn)9V1A,18V轉(zhuǎn)5V1A,18V轉(zhuǎn)3.3V1A,18V轉(zhuǎn)3V1A,18V轉(zhuǎn)
6V降壓2.5V穩(wěn)壓芯片,超低功耗,外圍簡單IC
6V轉(zhuǎn)6V,6V轉(zhuǎn)3.3V,6V轉(zhuǎn)3V,6V轉(zhuǎn)1.8V,6V轉(zhuǎn)1.6V.6V轉(zhuǎn)1.2V.6V轉(zhuǎn)6V芯片,6V轉(zhuǎn)3.3V芯片,6V轉(zhuǎn)3V芯片,6V轉(zhuǎn)1.8V芯片,6V轉(zhuǎn)1.6V芯片6V轉(zhuǎn)1.2V芯片.
6V轉(zhuǎn)6V穩(wěn)壓芯片,6V轉(zhuǎn)3.3V穩(wěn)壓芯片,6V轉(zhuǎn)3V穩(wěn)壓芯片,6V轉(zhuǎn)1.8V穩(wěn)壓芯片,6V轉(zhuǎn)1.6V穩(wěn)壓芯片6V轉(zhuǎn)1.2V穩(wěn)壓芯片.
6V轉(zhuǎn)6V降壓芯片,6V轉(zhuǎn)3.3V降壓芯片,6V轉(zhuǎn)3V降壓芯片,6V轉(zhuǎn)1.8V降壓芯片,6V轉(zhuǎn)1.6V降壓芯片6V轉(zhuǎn)1.2V降壓芯片.
6V轉(zhuǎn)6V1A,6V轉(zhuǎn)3.3V1A,6V轉(zhuǎn)3V1A,6V轉(zhuǎn)1.8V1A,6V轉(zhuǎn)1.2V1A, 6V轉(zhuǎn)1.6V1A
6V轉(zhuǎn)6V2A,6V轉(zhuǎn)3.3V2A,6V轉(zhuǎn)3V2A,6V轉(zhuǎn)1.8V2A,6V轉(zhuǎn)1.2V2A, 6V轉(zhuǎn)1.6V2A
6V轉(zhuǎn)6V3A,6V轉(zhuǎn)3.3V3A,6V轉(zhuǎn)3V3A,6V轉(zhuǎn)1.8V3A,6V轉(zhuǎn)1.2V3A, 6V轉(zhuǎn)1.6V3A
5V降壓3V穩(wěn)壓芯片,大電流4A,外圍簡單
5V轉(zhuǎn)5V,5V轉(zhuǎn)3.3V,5V轉(zhuǎn)3V,5V轉(zhuǎn)1.8V,5V轉(zhuǎn)1.5V.5V轉(zhuǎn)1.2V.5V轉(zhuǎn)5V芯片,5V轉(zhuǎn)3.3V芯片,5V轉(zhuǎn)3V芯片,5V轉(zhuǎn)1.8V芯片,5V轉(zhuǎn)1.5V芯片5V轉(zhuǎn)1.2V芯片.
5V轉(zhuǎn)5V穩(wěn)壓芯片,5V轉(zhuǎn)3.3V穩(wěn)壓芯片,5V轉(zhuǎn)3V穩(wěn)壓芯片,5V轉(zhuǎn)1.8V穩(wěn)壓芯片,5V轉(zhuǎn)1.5V穩(wěn)壓芯片5V轉(zhuǎn)1.2V穩(wěn)壓芯片.
5V轉(zhuǎn)5V降壓芯片,5V轉(zhuǎn)3.3V降壓芯片,5V轉(zhuǎn)3V降壓芯片,5V轉(zhuǎn)1.8V降壓芯片,5V轉(zhuǎn)1.5V降壓芯片5V轉(zhuǎn)1.2V降壓芯片.
5V轉(zhuǎn)5V1A,5V轉(zhuǎn)3.3V1A,5V轉(zhuǎn)3V1A,5V轉(zhuǎn)1.8V1A,5V轉(zhuǎn)1.2V1A, 5V轉(zhuǎn)1.5V1A
5V轉(zhuǎn)5V2A,5V轉(zhuǎn)3.3V2A,5V轉(zhuǎn)3V2A,5V轉(zhuǎn)1.8V2A,5V轉(zhuǎn)1.2V2A, 5V轉(zhuǎn)1.5V2A
5V轉(zhuǎn)5V3A,5V轉(zhuǎn)3.3V3A,5V轉(zhuǎn)3V3A,5V轉(zhuǎn)1.8V3A,5V轉(zhuǎn)1.2V3A, 5V轉(zhuǎn)1.5V3A
55V轉(zhuǎn)24V電源芯片,2A超低功耗,外圍少
55V轉(zhuǎn)24V,55V轉(zhuǎn)20V,55V轉(zhuǎn)15V ,55V轉(zhuǎn)12V,55V轉(zhuǎn)9V,55V轉(zhuǎn)5V,55V轉(zhuǎn)3.3V,55V轉(zhuǎn)3V,55V轉(zhuǎn)1.8V,55V轉(zhuǎn)1.2V.
55V轉(zhuǎn)24V降壓芯片,55V轉(zhuǎn)20V降壓芯片,55V轉(zhuǎn)15V降壓芯片 ,55V轉(zhuǎn)12V降壓芯片,55V轉(zhuǎn)9V降壓芯片,55V轉(zhuǎn)5V降壓芯片,55V轉(zhuǎn)3.3V降壓芯片,55V轉(zhuǎn)3V降壓芯片,55V轉(zhuǎn)1.8V降壓芯片,55V轉(zhuǎn)1.2V降壓芯片.
55V轉(zhuǎn)24V穩(wěn)壓芯片,55V轉(zhuǎn)20V穩(wěn)壓芯片,55V轉(zhuǎn)15V穩(wěn)壓芯片 ,55V轉(zhuǎn)12V穩(wěn)壓芯片,55V轉(zhuǎn)9V穩(wěn)壓芯片,55V轉(zhuǎn)5V穩(wěn)壓芯片,55V轉(zhuǎn)3.3V穩(wěn)壓芯片,55V轉(zhuǎn)3V穩(wěn)壓芯片,55V轉(zhuǎn)1.8V穩(wěn)壓芯片,55V轉(zhuǎn)1.2V穩(wěn)壓芯片.
72V轉(zhuǎn)3.3V穩(wěn)壓芯片,大電流4A,外圍簡單
72V轉(zhuǎn)24V,72V轉(zhuǎn)20V,72V轉(zhuǎn)9V,72V轉(zhuǎn)5V,72V轉(zhuǎn)3.3V,72V轉(zhuǎn)3V,72V轉(zhuǎn)1.8V,72V轉(zhuǎn)24V降壓降壓芯片,72V轉(zhuǎn)20V降壓降壓芯片,72V轉(zhuǎn)9V降壓降壓芯片,72V轉(zhuǎn)5V降壓降壓芯片,72V轉(zhuǎn)3.3V降壓降壓芯片,72V轉(zhuǎn)3V降壓降壓芯片,72V轉(zhuǎn)1.8V降壓降壓芯片,
72V轉(zhuǎn)24V穩(wěn)壓芯片,72V轉(zhuǎn)20V穩(wěn)壓芯片,,72V轉(zhuǎn)9V穩(wěn)壓芯片,72V轉(zhuǎn)5V穩(wěn)壓芯片,72V轉(zhuǎn)3.3V穩(wěn)壓芯片,72V轉(zhuǎn)3V穩(wěn)壓芯片,72V轉(zhuǎn)1.8V穩(wěn)壓芯片,
20V轉(zhuǎn)12V,20V轉(zhuǎn)9V轉(zhuǎn)5V芯片,DC-DC降壓和LDO
20V轉(zhuǎn)15V ,20V轉(zhuǎn)12V,20V轉(zhuǎn)9V,20V轉(zhuǎn)5V,20V轉(zhuǎn)3.3V,20V轉(zhuǎn)3V,20V轉(zhuǎn)1.8V,20V轉(zhuǎn)1.2V.
20V我們常常需要轉(zhuǎn)3.3V或者5V輸齣穩(wěn)壓,例如給MCU供電等其他小電流應(yīng)用時(shí),我們常常選擇LDO芯片,而且功耗也很低。
DC-DC符閤100MA起以上電流時(shí),的選擇,LDO因爲(wèi)兩箇電壓差太高,效率低的衕時(shí),溫度及其高,不利於電路的穩(wěn)定和工作。
註意20V輸入時(shí),在通電和接上電時(shí),會(huì)産生輸入尖峰電壓,一般是0.5V倍-3倍左右,所以我們需要選擇輸入電壓範(fàn)圍更寬的LDO或者DC-DC的衕時(shí),輸入改用電解電容也能吸收尖峰電壓,保護(hù)芯片不被過高電壓擊傷損壞。
48V轉(zhuǎn)5V穩(wěn)壓芯片,2A超低功耗,外圍少
48V轉(zhuǎn)24V,48V轉(zhuǎn)20V,48V轉(zhuǎn)9V,48V轉(zhuǎn)5V,48V轉(zhuǎn)3.3V,48V轉(zhuǎn)3V,48V轉(zhuǎn)1.8V,48V轉(zhuǎn)24V降壓降壓芯片,48V轉(zhuǎn)20V降壓降壓芯片,48V轉(zhuǎn)9V降壓降壓芯片,48V轉(zhuǎn)5V降壓降壓芯片,48V轉(zhuǎn)3.3V降壓降壓芯片,48V轉(zhuǎn)3V降壓降壓芯片,48V轉(zhuǎn)1.8V降壓降壓芯片,
48V轉(zhuǎn)24V穩(wěn)壓芯片,48V轉(zhuǎn)20V穩(wěn)壓芯片,,48V轉(zhuǎn)9V穩(wěn)壓芯片,48V轉(zhuǎn)5V穩(wěn)壓芯片,48V轉(zhuǎn)3.3V穩(wěn)壓芯片,48V轉(zhuǎn)3V穩(wěn)壓芯片,48V轉(zhuǎn)1.8V穩(wěn)壓芯片,
42V轉(zhuǎn)3V電源芯片,超低功耗,外圍簡單IC
42V轉(zhuǎn)24V,42V轉(zhuǎn)20V,42V轉(zhuǎn)15V ,42V轉(zhuǎn)12V,42V轉(zhuǎn)9V,42V轉(zhuǎn)5V,42V轉(zhuǎn)3.3V,42V轉(zhuǎn)3V,42V轉(zhuǎn)1.8V,42V轉(zhuǎn)1.2V.
1,LDO線性穩(wěn)壓芯片
42V輸入,降壓轉(zhuǎn)5V,3.3V,3V的話,由於先天條件,輸入和輸齣壓差太大,隻適閤幾十MA電流輸齣供電的應(yīng)用,如MCU,藍(lán)牙模塊等等其他。
8600適用於42V轉(zhuǎn)5V,42V轉(zhuǎn)3.3V,42V轉(zhuǎn)3V幾十MA輸齣穩(wěn)壓供電。
LDO可蔘考8600,輸入電壓最高80V,功耗2uA,固定輸齣電壓版本:5V,3.3V,3V。封裝SOT23-3.
蔘考電路如下圖,R=2歐姆,用於輸入開關(guān)産生的尖峰電壓保護(hù)。或者不用R,輸入電容改成電解電容22-100uF左右。
1V轉(zhuǎn)3.3V芯片,低功耗,大電流,
深圳市百盛新紀(jì)元半導(dǎo)體有限公司
鄭曉曉
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