Power Supply Design - Ripple and Noise and Measurement Methods
原文中文,约600字,阅读约需2分钟。发表于: 。Power Supply Design - Ripple and Noise and Measurement Methods Ripple and Noise in Power Supplies Ripple is generated by the charging and discharging of the output filter capacitor and generally...
本文介绍了电源设计中的纹波噪声及其测量方法,纹波是由输出滤波电容的充放电产生的,噪声则是在每次开关状态改变时由寄生效应产生的。如果需要低纹波噪声的电源,可以添加高速LDO并提高PSRR值。