开源硬件-PMP9202.1-通用交流输入;带 PSR 的 5V/2A USB 适配器 PCB layout 设计
消耗积分:5 | 格式:pdf | 大小:181.52KB | 2021-04-09
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This reference design provides an isolated 5V/2A output from a universal 85-265VAC input. This design uses the UCC28710 PWM controller with primary-side regulation (PSR) eliminating the need for an optocoupler and saving cost. Maximum load efficiency is over 82%. The UCC28710 also provides accurate (...)