Cxle8335 is a high performance boost PFC and non isolated buck constant current combination control chip applied to medium and high power non isolated LED lighting, which can achieve high precision in the full voltage input range, high PF constant current output, with accuracy less than ?3%, and solve the stroboscopic defect of single-stage PFC. The chip is integrated with cycle by cycle peak current limit, over-voltage protection, VDD under voltage protection, Gate output clamp and output open short circuit and other protection functions to improve the reliability of the system

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[ CXLE8335 ]"
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
CXLE8335是应用于中大功率非隔离LED照明的高性能升压PFC和非隔离BUCK恒流组合控制芯片,可以在全电压输入范围内实现高精度,高PF恒流输出,精度小于±3%,同时解决了单级PFC的频闪缺陷.芯片内部集成了逐周期峰值电流限制,过压保护、VDD欠压保护,GATE输出钳位以及输出开短路等保护功能,以提高系统的可靠性。
二.产品特点
宽电压85Vac~265Vac输入
全电压范围内输出电流精度<±3%
THD小于10%
功率因素PF>0.98
效率可达到85%以上
无频闪
逐周期过流保护
具有输出开/短路保护、VDD欠压保护等多种保护功能
封装形式:SOP16
三.应用范围
LED T5/ T8灯管
LED吸顶灯
其他非隔离的LED驱动应用
四.技术规格书(产品PDF)
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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......
》PF>0.5/非隔离 | |||||||
IC Name | Topology | POUT.MAX | IOUT.MAX | IOUTPrecision | HV_MOSFET | BVDSS | Package |
CXLE8321 | Buck | 24W | 300mA | <±3% | Inside | 550V | SOP8 DIP8 |
CXLE8322 | Buck | 9W | 120mA | <±3% | Inside | 500V | SOP8 |
CXLE8323 | Buck | 18W | 150mA | <±3% | Inside | 600V | SOP8 |
CXLE8324C | Buck | 5W | 120mA | <±3% | Inside | 500V | SOT89-5 |
CXLE8324PC | Buck | 5W | 120mA | <±3% | Inside | 500V | SOP8 |
CXLE8326 | Buck | 9W | 120mA | <±3% | Inside | 730V | SOP8 |
CXLE8327 | Buck | 36W | 450mA | <±3% | External | - | SOP8 |
CXLE8328P | Buck | 9W | 120mA | <±3% | Inside | 500V | SOP8-7 |
CXLE8328PC | Buck | 15W | 220mA | <±3% | Inside | 500V | SOP8-7 |
CXLE8330 | Buck | 24W | 240mA | <±3% | Inside | 500V | SOP8-7 |
CXLE8331 | PSR&Buck | - | - | <±5% | External | - | SOT23-6 |
》PF>0.9/非隔离 | |||||||
IC Name | Topology | POUT.MAX | IOUT.MAX | IOUTPrecision | HV_MOSFET | BVDSS | Package |
CXLE8332 | Buck | - | - | <±5% | External | - | SOT23-6 |
CXLE8333 | Buck | 18W | 240mA | <±5% | Inside | 550V | SOP8 |
CXLE8334 | Buck | 24W | 300mA | <±5% | Inside | 600V | SOP8 |
》大功率无频闪/非隔离 | |||||||
IC Name | Topology | POUT.MAX | IOUT.MAX | IOUTPrecision | HV_MOSFET | BVDSS | Package |
CXLE8335 | Boost+Buck | - | - | <±3% | External | - | SOP16 |