
CXLE8107 PFM升压DC驱动变换器芯片恒定电流为LED背光驱动应用而设计输出电流0mA~500mA低纹波高效率CE启用功能可降低功耗
| 产品型号: | CXLE8107 |
| 产品类型: | 背光驱动 |
| 产品系列: | 升压型LED背光 |
| 产品状态: | 量产 |
| 浏览次数: | 43 次 |
产品简介
技术参数
| 输入电压范围 (VIN) | 0.9-6.5VV ~ 0.9-6.5VV |
|---|---|
| 输出电压 (VOUT) | 30V MaxV |
| 输出电流 (IOUT) | 0-500mAA |
| 工作频率 | 300KHz |
| 转换效率 | 82%% |
| 封装类型 | SOT89-5 |
| Topology | 升压型LED背光 |
| Led count | 5-6 LED Driver, Can drive 6*4 or 3*12 LEDs |
| Dimming method | PWM调光 |
| Dimming ratio | 1000:1 |
| Protection | 欠压/过温/过流/短路保护 |
| Features | PFM |
| Efficiency | .82 |
| Pwm frequency | 20kHz |
| Application type | 背光驱动 |
| VFB(Max) | 200±20/100±10 |
| FOSC | 300K |
| Accu | ±10% |
产品详细介绍
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
CXLE8107 Series is a PFM Step-up DC/DC driver IC with invariant current, design for LED applications. Thought the external resistance, output current reach 0mA~500mA. A low ripple, high efficiency step-up DC/DC converter can be constructed of CXLE8107xx with only three external components. Also available is a CE (chip enable) function that reduce power consumption.
二.产品特点
Low start voltage:0.8V ( at Iout=1mA)
Output Current range:0~ 500mA
Output Current accuracy:±10%
Only inductors, capacitors, Schottky diodes, resistors and so few external components
High Efficiency:82%(Type)
PACKAGE:SOT-23-5,SOT-89-5
三.应用范围
Power source for high-power LED
Power source for invariant current
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 更多同类产品......
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LED Backlight Driver(LED背光驱动电路) |
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|
Part Number |
MODE |
VIN |
IOUT |
FOSC |
Accu |
Eff. |
VFB(Max) |
Package |
|
PFM |
0.9-6.5V |
0-500mA |
300K |
±10% |
82% |
200±20/ |
SOT89-5 |
|
|
PWM |
0.9-6.5V |
500-1000mA |
1M |
±10% |
90% |
95±10 |
SOT23-6 |
|
|
PWM |
2.5-5.5V |
20mA |
1 M |
±5% |
85% |
200±10 |
TSOT23-6/SOT23-6 |
|
|
PWM |
2.5-5.5V |
20mA |
1 M |
±5% |
85% |
200±10 |
TSOT23-6/SOT23-6 |
|
|
PFM |
6-40V |
1000mA |
1 M |
±5% |
97% |
100±5 |
SOT89-5 |
|
|
PWM |
2.5-5.5V |
120mA |
1 M |
±5% |
88% |
200±10 |
TSOT23-6/SOT23-6 |
|
|
Applications:①Step-up converter to drive white-LED②Constant current output③LED Backlight ④Step-down converter to drive white-LED★CXLE8109 OVP=46V, CXLE8110 OVP=26V ★CXLE8111 Step-down converter to drive white-LED |
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