Input voltage range of chip out port (0.5V ~ 40V), which can be connected with R_ The output current of in resistance regulation can reach up to 150mA. The output current of the out port is regulated by the external PWM signal of the dim port. LED constant current driver module in the chip can keep the LED current high precision and free from the influence of ambient temperature
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[ CXLE8787B/103B ]"
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
CXLE8787B/103B CXLE8787T/103T 是三通道线性恒流驱动芯片，内部集成LED 恒流控制、OUT 端口高压驱动、PWM 调光、过温保护等功能模块。芯片OUT 端口输入电压范围（0.5V~40V），可通过外接R_IN 电阻调节输出电流最大可达150mA。DIM 端口外接PWM 信号来调节OUT 端口输出电流大小。芯片内置的LED 恒流驱动模块可使LED电流保持高精度且不受环境温度影响。
二.产品特点
VIN 端口输入电压5V~40V
恒流控制专利技术
OUT端口输出电流外置可调，单通道输出电流范围：5mA~150 mA
电流精度高，片间电流误差<± 5%
端口并联使用可倍增电流
OUT端品耐压：30V
CXLE8787B支持65536级灰度调光
具有过温降电流等保护功能
封装形式：ESOP8
三.应用范围
建筑亮化工程
洗墙灯，线条灯
LED 照明
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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恒流方式LED景观照明驱动系列 |
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|
IC Name |
CHs |
Current Setting |
IACC |
VB.OUT |
IMAX |
Package |
|
1 |
Adjusted by External Rext |
<±3% |
30V |
60mA |
SOT23-5 |
|
|
3 |
Adjusted by External Rext |
<±5% |
30V |
150mA |
ESOP8 |
|
|
1 |
Adjusted by External Rext |
<±5% |
30V |
300mA |
SOT89-5 |
|
|
1 |
Adjusted by External Rext |
<±5% |
30V |
1A |
TO252-5 |
|
|
4 |
Adjusted by External Rext |
<±5% |
30V |
150mA |
ESOP10 |
|
|
1 |
Default 19.5mA |
<±5% |
30V |
150mA |
SOT23-5 |
|
|
3 |
Adjusted by External Rext |
<±5% |
30V |
150mA |
ESOP8 |
|
|
1 |
Adjusted by External Rext |
<±3% |
50V |
1A |
ESOP8 |
|
|
1 |
Adjusted by External Rext |
<±3% |
60V |
1A |
ESOP8 |
|
