High Efficiency, Constant Current 20V WhiteLEDs Driver CXLE8198 step-up converter drives white LEDs with a constant current to provide backlight in cell phones, PDAs, and other hand-held devices

发布时间:2020-04-06 09:43:38 浏览次数:706 作者:嘉泰姆
摘要:High Efficiency, Constant Current 20V WhiteLEDs Driver CXLE8198 step-up converter drives white LEDs with a constant current to provide backlight in cell phones, PDAs, and other hand-held devices

目录

1.产品概述       2.产品特点     fBv嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)</span>fBv嘉泰姆

5.产品封装       6.电路原理图</strong>  fBv嘉泰姆

7.相关产品fBv嘉泰姆

   产品概述 返回TOPfBv嘉泰姆


The CXLE8198 step-up converter drives white LEDs with a constant current to provide backlight in cell phones, PDAs, and other hand-held devices. It features allowing series connection of the white LEDs so that the LED currents are identical for uniform brightness. An enable input can be pulsed repeatedly to adjust LED’s brightness. The fast 1.0 MHz current-mode PWM control allows for smaller capacitor and inductor. Fault condition protection uses cycle-by-cycle current limiting to sense maximum inductor current, thermal protection and over-voltage protection. Also included soft-start eliminates inrush current during start-up. The low reference voltage minimized the power loss across the current-setting resistor. The CXLE8198 is available in TSOT-23-6 packages

   产品特点 返回TOPfBv嘉泰姆


„ Operating Voltage: 2.5V to 5.5V. fBv嘉泰姆

„ High Operating Frequency: 1MHz fBv嘉泰姆

„ High Output Voltage: Up to 20V(Typ.) fBv嘉泰姆

„ Digital Dimming Control. fBv嘉泰姆

„ Built-in Cycle-by Cycle Current-Limiting. fBv嘉泰姆

„ Built-in Soft-Start Function. fBv嘉泰姆

„ 0.1V/0.2V/0.3V Low Reference Voltage fBv嘉泰姆

„ Thermal Overload Protection fBv嘉泰姆

„ TSOT-23-6 PackagefBv嘉泰姆

   应用范围 返回TOPfBv嘉泰姆


GPS Navigation System fBv嘉泰姆

Compact Back Light Module fBv嘉泰姆

Constant Current Source fBv嘉泰姆

LED ModulefBv嘉泰姆

   技术规格书(产品PDF) 返回TOP fBv嘉泰姆


     需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持</span>!</span>
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 QQ截图20160419174301.jpgfBv嘉泰姆

产品封装图&nbsp;返回TOPfBv嘉泰姆


image.pngfBv嘉泰姆

电路原理图&nbsp;返回TOPfBv嘉泰姆

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LED   Backlight DriverfBv嘉泰姆

Part  NO.fBv嘉泰姆

Vin(V)fBv嘉泰姆

min.fBv嘉泰姆

Vin(V)fBv嘉泰姆

max.fBv嘉泰姆

CHfBv嘉泰姆

VOUTfBv嘉泰姆

(max)fBv嘉泰姆

ISWfBv嘉泰姆

(A)fBv嘉泰姆

FSWfBv嘉泰姆

(kHz)fBv嘉泰姆

VLEDfBv嘉泰姆

FB(V)fBv嘉泰姆

NotefBv嘉泰姆

PackagefBv嘉泰姆

CXLE8198fBv嘉泰姆

2.5fBv嘉泰姆

5.5fBv嘉泰姆

1fBv嘉泰姆

20fBv嘉泰姆

1.2fBv嘉泰姆

1000fBv嘉泰姆

0.1/0.2fBv嘉泰姆

/ 0.3fBv嘉泰姆

LX,GND,FB,EN,OVP,VIN,EN Dimming fBv嘉泰姆

100~200kHz,6SxPfBv嘉泰姆

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1fBv嘉泰姆

40fBv嘉泰姆

1.2fBv嘉泰姆

1000fBv嘉泰姆

0.2fBv嘉泰姆

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100~200kHzfBv嘉泰姆

TSOT23-6fBv嘉泰姆

CXLE81100fBv嘉泰姆

4.2fBv嘉泰姆

24fBv嘉泰姆

6fBv嘉泰姆

40fBv嘉泰姆

2fBv嘉泰姆

600fBv嘉泰姆

1.25fBv嘉泰姆

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TQFN4X4-20fBv嘉泰姆

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2.7fBv嘉泰姆

5.5fBv嘉泰姆

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20fBv嘉泰姆

1fBv嘉泰姆

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1.2fBv嘉泰姆

1000fBv嘉泰姆

0.2fBv嘉泰姆

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2.5fBv嘉泰姆

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1.2fBv嘉泰姆

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0.2fBv嘉泰姆

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