The CXLE8622 CXLE8623 is a CMOS based White/Blue LED driver with stand-alone capability.
The driver is primarily designed for LED backlighting of LCD display powered by Li-ion
battery With its high efficiency, low standby current and wide range of input supply
voltage, the CXLE8622 CXLE8623 is suitable for applications such as portable device
display and keypad backlighting. In portable application, three or four-channel LED
solutions are popular.
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[ CXLE8622 ]"
目录
1.产品概述 2.产品特点 3.应用范围 4.技术规格书下载（PDF文档）
一.产品概述
The CXLE8622 CXLE8623 is a CMOS based White/Blue LED driver with stand-alone capability.
The driver is primarily designed for LED backlighting of LCD display powered by Li-ion
battery With its high efficiency, low standby current and wide range of input supply
voltage, the CXLE8622 CXLE8623 is suitable for applications such as portable device
display and keypad backlighting. In portable application, three or four-channel LED
solutions are popular. CXLE8622 CXLE8623 has three LED channels with a SOT-23-6 package. CXLE8622 CXLE8623 has four LED channels with a MSOP- 8 package.
二.产品特点
No external component required
PWM dimming control available
Low noise and EMI
LED sink current of 20mA
Independent current sink circuit for each LED output
Versatile supply voltage range
Low standby current
High accuracy current match on each channel
三.应用范围
Small Size Color LCD Backlights Driver
Mobile Phone, Portable DeviEN Keypad Backlights Driver
四.技术规格书（产品PDF)
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！
五.产品封装图
六.电路原理图
七.相关芯片选择指南
| 线性恒流LED驱动电路(Linear Constant LED Driver) | |||||||||
| Part No. | Mode | VIN | No. Channels | Driving Current | Freq. (MHz) | Accu. | Channel Matching | Package | Application |
| CXLE8622 | Linear | 2.7~6V | 3 | 20mAx3 | N/A | ±3% | N/A | SOT23-6 | PHONE,PDA,GPS |
| CXLE8623 | Linear | 2.8~5.5V | 4 | 20mA×4 | N/A | ±3% | ±3% | MSOP8 | PHONE,PDA,GPS |
