Cxch7696 is a high precision constant voltage and constant current control chip. Suitable for 85vac ~ 265vac full range input voltage of non isolated power supply.
Cxch7696 chip adopts unique voltage and current control technology, without loop compensation capacitor, it can achieve excellent constant voltage and current characteristics, greatly saving system cost and volume.
The cxch7696 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.
Cxch7696 has multiple protection functions, including output open circuit / short circuit protection, chip power supply under voltage / over voltage protection, cycle by cycle current limiting, over temperature protection
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[ CXCH7696 ]"
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产品概述 返回TOP
CXCH7696是一款高精度恒压恒流控制芯片。适用于85Vac~265Vac全范围输入电压的非隔离电源。
CXCH7696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。 CXCH7696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。 CXCH7696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。 CXCH7696采用SOT23-5L封装
产品特点 返回TOP
非隔离系统恒压恒流输出
PWM/PFM 多模式控制
待机功耗<200mW
±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
应用范围 返回TOP
非隔离电源
辅助电源
LED 驱动电源
技术规格书（产品PDF) 返回TOP
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！
产品封装图 返回TOP
电路原理图 返回TOP
相关芯片选择指南 返回TOP 更多同类产品......
| EC电源芯片 | ||||||||
| Part | Operating | Supply | Internal | OCP/OVP/OTP | Max. | Input | Operating | Package |
| number | Voltage（V） | Current(uA) | MOS | Frequency | Power | Temperature(℃) | ||
| CXCH7695 | 10~25 | 240 | Yes | Yes | 100K | <14W | -145 | SOP8 |
| CXCH7696 | 10~25 | 240 | No | Yes | 100K | <40W | -145 | SOT23 |
