--- title: 恒流保护 updated: 2022-01-11 08:54:57Z created: 2022-01-08 13:18:04Z --- 低端采样与设置值比较后输出值反馈至电压调谐端FB,与电压的反馈调谐信号为线与(or)关系 实际电流大于预设电流时,反馈信号为低,拉低输出电压