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请求推荐12V转+/-120V50mA的DC-DC方案

Other Parts Discussed in Thread: UC2843

效率没有要求,体积要小些,7x7x3cm以内

我用webench设计出的都是Boost的,占空比达到90%了,怕饱和。

请求推荐合适的方案,谢谢。