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AAT3124中文資料
AAT3124數(shù)據(jù)手冊(cè)規(guī)格書(shū)PDF詳情
General Description
The AAT3123/23A/24 is a low noise, constant frequency charge pump DC/DC converter that uses a dual mode load switch (1X) and fractional (1.5X) conversion to maximize efficiency for white LED applications. The device can be used to produce current levels up to 20mA to drive up to six LEDs from a 2.7V to 5.5V input. Outputs may be operated individually or paralleled for driving higher-current LEDs. A low external parts count (two 1μF flying capacitors and two small 1μF capacitors at VIN and OUT) make the AAT3123/23A/24 ideally suited for small battery-powered applications.
Features
? VIN Range: 2.7V to 5.5V
? Dual Mode 1X and 1.5X Charge Pump for Maximum Efficiency
? Drives Low-VF and High-VF Type LEDs
? Up to Six 20mA Outputs (AAT3124)
? Up to Four 20mA Outputs (AAT3123/23A)
? 32-Position Logarithmic Scale with Digital Control
? Simple Serial Control (S2Cwire) Interface
? Low Noise Constant Frequency Operation
? 1MHz Switching Frequency
? Small Application Circuit
? Regulated Output Current
? Automatic Soft Start
? No Inductors
? IQ <1μA in Shutdown
? Temperature Range: -40°C to +85°C
? 12-Pin TSOPJW Package (AAT3123/23A)
? 16-Pin 4x4mm QFN and 14-Pin TSOPJW Packages (AAT3124)
Applications
? Color (RGB) Lighting
? Programmable Current Source
? White LED Backlighting
? White Photo Flash for DSCs
AAT3124產(chǎn)品屬性
- 類(lèi)型
描述
- 型號(hào)
AAT3124
- 功能描述
High Efficiency 1X/1.5X Fractional Charge Pump for White LED Applications
供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
ANALOGICTECH |
23+ |
原廠原包 |
19960 |
只做進(jìn)口原裝 終端工廠免費(fèi)送樣 |
|||
ANALOGIC |
21+ |
QFN44-16 |
20000 |
全新原裝 公司現(xiàn)貨 價(jià)優(yōu) |
|||
ANALOGIC |
20+ |
QFN |
2860 |
原廠原裝正品價(jià)格優(yōu)惠公司現(xiàn)貨歡迎查詢(xún) |
|||
ANALOGIC |
2019+ |
TSOPJW-14 |
36000 |
原盒原包裝 可BOM配套 |
|||
AATI |
11 |
SMD |
7043 |
全新、原裝 |
|||
ANAL |
24+ |
SOT163 |
3000 |
||||
ANALOGIC |
23+ |
SOT-23-6 |
24190 |
原裝正品代理渠道價(jià)格優(yōu)勢(shì) |
|||
SKYWORKS/思佳訊 |
23+ |
NA |
6000 |
原廠授權(quán)代理,海外優(yōu)勢(shì)訂貨渠道??商峁┐罅繋?kù)存,詳 |
|||
ANALOGIC |
2023+ |
8700 |
原裝現(xiàn)貨 |
||||
SKYWORKS/思佳訊 |
23+ |
QFN |
12500 |
SKYWORKS/思佳訊優(yōu)勢(shì)渠道在售 |
AAT3124ITO-20-T1 價(jià)格
參考價(jià)格:¥1.9263
AAT3124 資料下載更多...
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Datasheet數(shù)據(jù)表PDF頁(yè)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(guó)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(guó)研諾科技以 2200萬(wàn)美元高價(jià)收購(gòu)上海崇芯微電子,在國(guó)內(nèi)IC業(yè)界引發(fā)了不小的轟動(dòng),雖然其在全球化半導(dǎo)體巨頭的光芒下其沒(méi)有多大的名氣,但是在LED驅(qū)動(dòng)IC領(lǐng) 域,其產(chǎn)品得到了廣泛的應(yīng)用于手機(jī)等便攜設(shè)備的背光領(lǐng)域,近年來(lái)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(shì)在于采取進(jìn)一步的集成措施, 開(kāi)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(mǎn)足了更復(fù)雜的電源管理的需求。這種獨(dú)特的技術(shù)組合提高了效率、縮短了反應(yīng)時(shí)間、降低了功耗、減小了 可生成熱量的電阻,并且