一种基于高PF无频闪的芯片设计  

Design of a Chip Based on High PF Flicker Free Technology

作　　者：黄志生 HUANG Zhisheng(Shanghai Belling Co.,Ltd.,Shanghai 200233,China)

机构地区：[1]上海贝岭股份有限公司,上海200233

出　　处：《集成电路应用》2024年第11期4-5,共2页Application of IC

摘　　要：阐述高PF去频闪的芯片BL8392,能够适用于各类隔离、非隔离高PF的芯片。该芯片采用专利的VDD供电电路,外围不需要VDD电容,芯片采用自适应去纹波的方式,可以实现10%左右的纹波电流效果,以及手机拍摄无频闪。This paper describes the BL8392 chip with high PF flicker reduction,which can be applied to various isolated and non isolated high PF chips.The chip adopts a patented VDD power supply circuit,without the need for VDD capacitors on the periphery.The chip adopts an adaptive ripple removal method,which can achieve a ripple current effect of about 10%,and there is no flicker phenomenon in mobile phone shooting.

关 键 词：集成电路 LED照明 高PF 无频闪 

分 类 号：TN402[电子电信—微电子学与固体电子学]