<h3 style="margin: 20px 0px; padding: 0px; font-size: 22px; font-weight: normal; color: rgb(51, 51, 51); font-family: 'Microsoft YaHei'; white-space: normal; background-color: rgb(255, 255, 255);">深圳供應(yīng)臺灣芯瑞SMD802電子LED驅(qū)動IC電子元器件LED驅(qū)動IC原裝現(xiàn)貨</h3><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 25.2px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-family: 宋體, arial;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-family: Verdana; font-size: 36px;">深圳供應(yīng)臺灣芯瑞SMD802電子LED驅(qū)動IC電子元器件LED驅(qū)動IC原裝現(xiàn)貨</span></p><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 25.2px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-family: 宋體, arial;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-family: Verdana;">SMD802是一款的PWM LED恒流驅(qū)動應(yīng)用設(shè)計使用IC，輸入電壓可以市電直接整流濾波供電，450V DC；高達300KHz的可編程設(shè)定頻率驅(qū)動外部高壓MOSFET；外部取樣電阻設(shè)置負載電流從10mA到1A；它也可以提供低頻灰度PWM調(diào)光功能，建議設(shè)計200Hz-1KHz。</span></p><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 25.2px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-family: 宋體, arial;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-family: Verdana;">SMD802是一個低成本的可降壓、升壓、升降壓的控制芯片，特別適合設(shè)計驅(qū)動多串LED或LED陣列。該芯片既適用于全球通用的AC交流輸入，也適用于8-450V的直流輸入。交流輸入時，為提高功率因素，可以引用目前節(jié)能燈線路，在輸入功率小于25W，可很容易的在線路中加入無源功率因素校正電路得以實現(xiàn)。</span></p><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 25.2px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-family: 宋體, arial;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-family: Verdana;">SMD802可驅(qū)動上百個高亮度的LED串聯(lián)或數(shù)串高亮度的LED，這些LED能被設(shè)計成一串或串并聯(lián)結(jié)合的方式，它通過調(diào)節(jié)恒流值可確保LED亮度和光譜并延壽命。它的特色是使能腳PWM_D可采用脈寬調(diào)制（PWM）的方法調(diào)節(jié)LED亮度，同時兼作使能端，該端懸空時芯片無輸出控制。它也可通過LD端線性調(diào)壓的方式連續(xù)調(diào)節(jié)LED的輸出電流從而控制亮度（也叫線性調(diào)光）。</span></p><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 25.2px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-family: 宋體, arial;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-family: Verdana;">SMD802可控制包括隔離／非隔離、連續(xù)／非連續(xù)等類所有的轉(zhuǎn)換器。當(dāng)GATE端輸出高電平驅(qū)動外部的功率MOSFET時，LED驅(qū)動器將儲存到電感或變壓器原邊電感的輸入能量，依賴不同的轉(zhuǎn)換器類型，可能儲能和將部分能量直接傳給LED串，當(dāng)功率MOSFET關(guān)斷時，儲存在磁性元件上的能量轉(zhuǎn)換為LED串的驅(qū)動電流。</span></p><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 25.2px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-family: 宋體, arial;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-family: Verdana;"><img style="border: 0px none; max-width: 888px; vertical-align: middle;" src="https://himg.china.cn/0/3_865_121833_618_800.jpg"/></span></p><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 36px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-size: 15px;"><br/></p><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 36px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-size: 15px;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-family: Verdana; color: rgb(0, 0, 0); font-size: 14px; line-height: 25.2px;">產(chǎn)品規(guī)格 :
PWM high-efficiency LED driver control IC.</span></p><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 36px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-size: 15px;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-family: Verdana; color: rgb(0, 0, 0); font-size: 14px; line-height: 25.2px;">產(chǎn)品特性 :
? 90% Efficiency
? Universal rectified 85 - 265V AC input rang
? Constant-current LED driver
? Applications from a few mA to more than 1A Output
? LED string from0ne to hundreds of diodes
? PWM low-Frequency Dimming via Enable pin
? Input Voltage Surge ratings up to 500V
? Internal themal overload protection</span></p><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 36px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-size: 15px;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-family: Verdana; color: rgb(0, 0, 0); font-size: 14px; line-height: 25.2px;"><img style="border: 0px none; max-width: 888px; vertical-align: middle;" src="https://himg.china.cn/0/3_293_122311_618_800.jpg"/><img style="border: 0px none; max-width: 888px; vertical-align: middle;" src="https://himg.china.cn/0/3_908_122015_500_333.jpg"/><img style="border: 0px none; max-width: 888px; vertical-align: middle;" src="https://himg.china.cn/0/3_673_121931_800_534.jpg"/><img style="border: 0px none; max-width: 888px; vertical-align: middle;" src="https://himg.china.cn/0/3_757_122301_800_758.jpg"/><img style="border: 0px none; max-width: 888px; vertical-align: middle;" src="https://himg.china.cn/0/3_664_122319_800_450.jpg"/><img style="border: 0px none; max-width: 888px; vertical-align: middle;" src="https://himg.china.cn/0/3_673_121935_600_471.jpg"/></span></p><p style="margin-top: 0px; margin-bottom: 18px; padding: 0px; line-height: 25.2px; word-wrap: break-word; word-break: break-all; border: 0px; list-style-type: none; min-height: 10px; font-family: 宋體, arial;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-family: Verdana;">產(chǎn)品應(yīng)用 :
? AC/DC LED Driver applications
? RGB Backlighting LED Driver
? Back Lighting of Flat Panel Displays
? General purpose constant current source
? Signage and Decorative LED Lighting
? Chargers</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 30px; word-wrap: break-word; word-break: break-all; width: auto; height: auto; position: static; font-family: 微軟雅黑, 宋體, simsun;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-size: 24px;"><strong>供應(yīng)SMD802 舞臺燈光LED SMD802驅(qū)動ic pwm線性調(diào)光</strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 30px; word-wrap: break-word; word-break: break-all; width: auto; height: auto; position: static; font-family: 微軟雅黑, 宋體, simsun;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; color: rgb(255, 0, 0);"><strong>深圳市誠信聯(lián)科技有限公司 臺灣芯瑞代理商</strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 30px; word-wrap: break-word; word-break: break-all; width: auto; height: auto; position: static; font-family: 微軟雅黑, 宋體, simsun;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; color: rgb(255, 0, 0);"><strong>聯(lián)系方式：何R <span style="word-wrap: break-word; word-break: break-all; color: rgb(0, 0, 0);">（價格詳情請咨詢 何R：）</span></strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 30px; word-wrap: break-word; word-break: break-all; width: auto; height: auto; position: static; font-family: 微軟雅黑, 宋體, simsun;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-size: 18px; color: rgb(255, 0, 0);"><strong><span style="word-wrap: break-word; word-break: break-all; font-family: arial; line-height: 20.02px;">E—mail：<strong>2102298123@qq.com</strong></span></strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 30px; word-wrap: break-word; word-break: break-all; width: auto; height: auto; position: static; font-family: 微軟雅黑, 宋體, simsun;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; font-size: 18px; color: rgb(255, 0, 0);"><strong><span style="word-wrap: break-word; word-break: break-all; font-family: arial; line-height: 20.02px;"><strong>公司座機：</strong></span></strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 30px; word-wrap: break-word; word-break: break-all; width: auto; height: auto; position: static; font-family: 微軟雅黑, 宋體, simsun;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; color: rgb(255, 0, 0);"><strong>公司網(wǎng)址：</strong><strong>http://www.cxltech.cn</strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 30px; word-wrap: break-word; word-break: break-all; width: auto; height: auto; position: static; font-family: 微軟雅黑, 宋體, simsun;"><span style="word-wrap: break-word; word-break: break-all; white-space: pre-wrap !important; color: rgb(255, 0, 0);"><strong>公司地址：深圳市龍崗區(qū)中信龍盛廣場2棟4單元1406室</strong></span></p><p><br/></p>
