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AAT3156中文資料
AAT3156數(shù)據(jù)手冊規(guī)格書PDF詳情
General Description
The AAT3156 is a low noise, constant frequency charge pump DC/DC converter that uses a trimode load switch (1X), fractional (1.5X), and doubling (2X) conversion to maximize efficiency for white LED applications. The AAT3156 is capable of driving six-channel LEDs at a total of 180mA from a 2.7V to 5.5V input. The current sinks may be operated individually or in parallel for driving higher-current LEDs. A low external parts count (two 1μF flying capacitors and two small 1μF capacitors at VIN and VOUT) make this part ideally suited for small battery-powered applications.
Features
? VIN Range: 2.7V to 5.5V
? Fully Programmable Current with Single Wire
— 16-Step Logarithmic Scale
— 15/20/30mA Max Current
— Four Low Current Settings Down to 50μA
— Low IQ (50μA) for Low Current Mode
? Tri-Mode 1X, 1.5X, and 2X Charge Pump for Maximum Efficiency and VF Coverage
? Drives Six Channels of LEDs
? Individual Main/Sub-Group Control
? No Inductors, Low Noise Operation
? 1MHz Constant Switching Frequency
? Small Application Circuit
? Built-In Thermal Protection
? Built-In Auto-Disable For Open Circuit
? Automatic Soft-Start
? IQ <1μA in Shutdown
? Thermally-Enhanced QFN44-16 Package
Applications
? Color (RGB) Lighting
? Programmable Current Sinks
? White LED Backlighting
? White Photo Flash for DSCs
AAT3156產(chǎn)品屬性
- 類型
描述
- 型號
AAT3156
- 制造商
AAT
- 制造商全稱
AAT
- 功能描述
High Efficiency 1X/1.5X/2X Charge Pump For White LED Applications
供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
---|---|---|---|---|---|---|---|
ANALOGICTECH/研諾 |
23+ |
QFN44-16 |
12000 |
一級代理原裝現(xiàn)貨 |
|||
ANALOGICTECH |
23+ |
原廠原包 |
19960 |
只做進口原裝 終端工廠免費送樣 |
|||
ANALOGICTECH |
24+ |
QFN44-16 |
90000 |
一級代理商進口原裝現(xiàn)貨、價格合理 |
|||
SKYWORKS/思佳訊 |
23+ |
QFN |
12500 |
SKYWORKS/思佳訊優(yōu)勢渠道在售 |
|||
SKYWORKS/思佳訊 |
23+ |
QFN |
8000 |
專業(yè)配單,原裝正品假一罰十,代理渠道價格優(yōu) |
|||
SKYWORKS |
24+ |
con |
10000 |
查現(xiàn)貨到京北通宇商城 |
|||
AAT |
25+ |
S |
1500 |
原裝正品,歡迎來電咨詢! |
|||
ANALOGIC TECH |
16+ |
QFN44-16 |
8000 |
原裝現(xiàn)貨請來電咨詢 |
|||
ANALOGIC |
23+ |
QFN44 |
5000 |
原裝正品,假一罰十 |
|||
ANALOGI |
2020+ |
QFN44-1 |
1000 |
百分百原裝正品 真實公司現(xiàn)貨庫存 本公司只做原裝 可 |
AAT3156ISN-T1 價格
參考價格:¥2.3544
AAT3156 資料下載更多...
AAT3156相關(guān)電子新聞
AAT3156ISN-T1
AAT3156ISN-T1深圳市拓億芯電子有限公司,本公司具備一般納稅人,可開16點增值稅票,貨源渠道保證原廠原裝正品IC,誠信為本,薄利多銷。
2019-3-6
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Datasheet數(shù)據(jù)表PDF頁碼索引
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Advanced Analogic Technologies 香港研諾邏輯科技有限公司
研諾科技(AnalogicTech)成立于1997年,總部位于美國硅谷,在全球化的的半導(dǎo)體廠商中屬于非常年輕的企業(yè)。2006年美國研諾科技以 2200萬美元高價收購上海崇芯微電子,在國內(nèi)IC業(yè)界引發(fā)了不小的轟動,雖然其在全球化半導(dǎo)體巨頭的光芒下其沒有多大的名氣,但是在LED驅(qū)動IC領(lǐng) 域,其產(chǎn)品得到了廣泛的應(yīng)用于手機等便攜設(shè)備的背光領(lǐng)域,近年來也加大在高亮度LED引用領(lǐng)域的產(chǎn)品研發(fā)。諾言科技的技術(shù)優(yōu)勢在于采取進一步的集成措施, 開發(fā)出了能夠充分利用空間的多芯片封裝,以更小的尺寸滿足了更復(fù)雜的電源管理的需求。這種獨特的技術(shù)組合提高了效率、縮短了反應(yīng)時間、降低了功耗、減小了 可生成熱量的電阻,并且