天津收購(gòu)光耦終端
聚東電子回收公司?,F(xiàn)款回收庫(kù)存電子呆滯,收購(gòu)電子庫(kù)存料,ic芯片回收、二三極管回收、電子零件元器件回收、貼片電容電阻回收,鉭電容回收,繼電器回收、IG模塊回收,單片機(jī)回收,內(nèi)存條內(nèi)存芯片回收,電腦CPU手機(jī)CPU回收,歡迎您的咨詢,愿與您長(zhǎng)期合作,支持簽保密協(xié)議,我與您的交易只在一個(gè)電話的距離。天津收購(gòu)光耦終端

收購(gòu)IC各種品牌芯片:內(nèi)存IC,通信IC,手機(jī)IC,BGA芯片,裸片IC,單片機(jī)IC,電腦IC,藍(lán)牙IC,南北橋,顯卡芯片,IC,家電IC,汽車IC,IC等等IC。天津收購(gòu)光耦終端

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1. 快遞代收貨款交易(由賣方在當(dāng)?shù)剡x擇快遞公司,選擇代收貨款業(yè)務(wù),貨到后我司直接付款快遞公司,賣方直接從快遞公司收款)..
2. 轉(zhuǎn)帳交易(賣方貨到我司,我司將在驗(yàn)貨后,貨款馬上打到賣方帳戶)
3.上門現(xiàn)金交易(對(duì)金額數(shù)量較大,經(jīng)買賣雙方確認(rèn)后八成,我司將在2個(gè)工作日內(nèi)上門洽談細(xì)節(jié))
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長(zhǎng)期回收以下型號(hào):
UMT1N(羅姆)
UMT1N(長(zhǎng)電SOT-363)
UMT1NFHA(羅姆)
UMT2907A(羅姆)
UMT2N(長(zhǎng)電SOT-363)
UMT3904(羅姆)
UMT3906(羅姆)
UMT4401U3(羅姆)
UMT4401U3HZG(羅姆)
UMT4403U3(羅姆)
UMT4403U3HZG(羅姆)
UMV-1050-R16-G
UMV-950-R16-G
UMX18N(羅姆)
UMX18N(長(zhǎng)電SOT-363)
UMX1N(羅姆)
UMX1N(長(zhǎng)電SOT-363)
UMX1NFHA(羅姆)
UMX2N(長(zhǎng)電SOT-363)
UMX3N(長(zhǎng)電SOT-363)
UMY1N(羅姆)
UMY1N(長(zhǎng)電SOT-353)
UMZ-104-A16-G
UMZ-106-A16-G
UMZ-1154-D16-G
UMZ12NUM(羅姆)
UMZ16NUM(羅姆)
UMZ18NUM(羅姆)
UMZ1N(羅姆)
UMZ1N(長(zhǎng)電SOT-363)
UMZ1NFHA(羅姆)
UMZ1NT1G
UMZ27NUM(羅姆)
UMZ2N(長(zhǎng)電SOT-363)
UMZ30NUM(羅姆)
UMZ36NUM(羅姆)
UMZ-442-A16-G
UMZ5.1NUM(羅姆)
UMZ-533-D16-G
UMZ6.8NUM(羅姆)
UMZ8.2NUM(羅姆)
UMZ-867-D16-G
UMZ-868-D16-G
UNAT-1+
UNAT-10+
UNAT-12+
UNAT-15+
UNAT-2+
UNAT-20+
UNAT-3+
UNAT-30+
UNAT-4+
UNAT-5+
UNAT-6+
UNAT-7+
UNAT-8+
UNAT-9+
UNMP-5075 +
UNMP-5075-33 +
UNMP-5075-33R +
UNMP-R5075-33 +
UP025B101K-A-BZ
UP025B102K-A-BZ
UP025B103K-A-BZ
UP025B104K-A-BZ
UP025B121K-A-BZ
UP025B151K-A-BZ
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UP665400-02-R
UP9512PQGJ
UPA1763G
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UPA1809GR
UPA1814GR
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UPA1855GR
UPA1856GR
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UPA1901TE
UPA1911ATE
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UPA1932TE
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UPA1970TE
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UPA2600T1R
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UPA2631T1R
UPA2660T1R
UPA2670T1R
UPA2672T1R
UPA2690T1R
UPA2706GR
UPA2720AGR
UPA2721GR
當(dāng)然電源地本來就很不干凈,這樣做也避免由于干擾使信號(hào)誤判。所以將兩者地在布線時(shí)稍微注意一下,就可以。一般來說即使在一起也不會(huì)產(chǎn)生大的問題,因?yàn)閿?shù)字電路的門限較高。信號(hào)線層接地方法及原理線的一端接地,另一端懸空。當(dāng)信號(hào)線傳輸距離比較遠(yuǎn)的時(shí)候,由于兩端的接地電阻不同或PEN線有電流,可能會(huì)導(dǎo)致兩個(gè)接地點(diǎn)電位不同,此時(shí)如果兩端接地,層就有電流行成,反而對(duì)信號(hào)形成干擾,因此這種情況下一般采取一點(diǎn)接地,另一端懸空的辦法,能避免此種干擾形成。