Cxle86117 is a high precision constant voltage and current control chip. The chip works in the discontinuous mode of inductive current, which is suitable for the isolated power supply of 85vac ~ 265vac full range input voltage. Cxle86117 chip adopts unique voltage and current control technology, without loop compensation capacitor, it can achieve excellent constant voltage and current characteristics, greatly saving the system cost and volume. Cxle86117 chip adopts PWM / PFM multi-mode control technology, which can effectively reduce the system standby power consumption, improve the efficiency and dynamic performance, and reduce the noise of the system when it works under light load. Cxle86117 has multiple protection functions, including output open / short circuit protection, chip power supply undervoltage / overvoltage protection, cycle by cycle current limiting, over temperature protection,

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[ CXLE86117 ]"
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
CXLE86117是一款高精度恒压恒流控制芯片。芯片工作在电感电流断续模式,适用于85Vac~265Vac全范围输入电压的隔离电源。CXLE86117芯片采用独有的电压电流控制技术,不需要环路补偿电容,即可实现优异的恒压恒流特性,极大的节约了系统成本和体积。CXLE86117芯片采用PWM/PFM多模式控制技术,能有效降低系统待机功耗,提高效率和动态性能,并减小系统工作在轻载时的噪声。 CXLE86117具有多重保护功能,包括输出开路/短路保护,芯片供电欠压/过压保护,逐周期限流,过温保护等。CXLE86117采用SOT23-5L封装。
二.产品特点
PSR隔离系统恒压恒流输出
PWM/PFM 多模式控制
待机功耗<100mW
±5%输出电压/电流精度
内置软启动
输出开路保护
输出短路保护
芯片供电欠压/过压保护
过温保护
逐周期限流
采用SOT23-5L封装
三.应用范围
充电器
辅助电源
LED 驱动电源
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.......
恒压恒流驱动 | ||||||
Part number | Package | PF | Topology | Pout Max(W) | MOS | Isolated/Non-isolated |
CXLE86115C | SOP8 | 0.5 | FLYBACK | 5 | 650V/12Ω | Isolated |
CXLE86116F | SOP8 | 0.5 | FLYBACK | 10 | 650V/4.8Ω | Isolated |
CXLE86117 | SOT23-5 | 0.5 | FLYBACK | 50 | External | Isolated |
CXLE86118 | SOT23-5 | 0.5 | BUCK | 70 | External | Non-isolated |
CXLE86119F | SOP8 | 0.5 | BUCK | 18 | 650V/4.7Ω | Non-isolated |
CXLE86120D | SOP8 | 0.5 | BUCK | 6 | 500V/10Ω | Non-isolated |
CXLE86121 | SOP8 | 0.5 | BUCK | 18 | 500V/18Ω | Non-isolated |