非隔離降壓型LED 恒流驅(qū)動芯片

WS9035E 是一款超低系統(tǒng)成本的高精度LED 恒流驅(qū)動芯片，適合于85V-265V 全范圍交流輸入電壓的非隔離降壓型LED 恒流電源系統(tǒng)。\n\nWS9035E 內(nèi)部集成高壓JFET 供電，無需VCC 電容；集成500V 功率MOSFET 和600V 續(xù)流二極管，使得系統(tǒng)外圍精簡，降低系統(tǒng)成本，減小系統(tǒng)體積。\n\nWS9035E 芯片內(nèi)帶有高精度的電流取樣電路，同時(shí)采用了先進(jìn)的恒流控制技術(shù)，實(shí)現(xiàn)高精度的LED 恒流輸出和優(yōu)異的線性調(diào)整率。芯片工作在電感電流臨界模式，系統(tǒng)輸出電流不隨電感量和LED 工作電壓的變化而變化，實(shí)現(xiàn)優(yōu)異的負(fù)載調(diào)整率。\n\nWS9035E 具有多重保護(hù)功能，包括逐 ? no-CAP?專利技術(shù)\n? 無需VCC電容\n? 內(nèi)部集成500V MOSFET\n? 內(nèi)部集成600V超快恢復(fù)二極管\n? 系統(tǒng)在臨界模式工作\n? 采用高壓JFET 供電\n? LED 短路保護(hù)\n? 過溫度調(diào)節(jié)技術(shù)\n? 關(guān)機(jī)無回閃\n? 低輸入不閃燈;

Winsemi

穩(wěn)先微電子

INSULATED PC SPACERS/SUPPORTS

INSULATED PC SPACERS / SUPPORTS ? Board will be electrically insulated, eliminates need for insulating washers ? Easy snap-in assembly ? No tool required for installation ? Designed for .062(1.57) thick boards ? One piece design eliminates the need for additional screws and nuts ? Slim desig

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ETCList of Unclassifed Manufacturers

未分類制造商

Snap Rivets

文件：152.09 Kbytes 頁數(shù)：2 Pages

HEYCO

SAW Components Low-Loss Filter for Mobile Communication 881.5 MHz

Features ■ Package size 2.0 x1.6 x 0.68 mm3 ■ RoHS compliant ■ Approx. weight 0.007 g ■ Package for Surface Mount Technology (SMT) ■ Ni, gold-plated terminals Application ■ Low-loss RF filter for mobile telephone Cellular systems, CDMA and W-CDMA receive path (Rx) ■ Very high Tx su

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EPCOS

愛普科斯