剖析切換式電源供應器的原理及常用元件規格
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l l l l l l l l l l l EMI 30 50 90 264 47 63Hz 80 Hold up time 10 Electromagnetic Interfrence EMI Power line noise 1 9 1 075mA Line Regulation 1 Input stage Power Factor Correction PFC Pulse Width Modulation PWM Feedback stage Power stage stage EMI VI PFC PWM VI PWM Topology Flyback Forward Full Half Bridge PushPull 100 Bridge 1 L1 PFC IC Q1 D1 L1 C1 PFC stage Iron Power Core Q1 600 7 PFC IC Q1 Continuous Discontinuous TI UC3852 UC3854 ST 6561 Infineon ......
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