Other Parts Discussed in Thread: TPS62150, TPS5430, TPS54160
如题所示,想采用LMR36503RFRPER实现24V转-15V输出的负电源。不知是否可行,因为查资料全是采用非同步buck dcdc芯片实现的负电源,想问问大神,使用同步降压ic能否实现跟非同步ic一样的功能,也就是将输出端口和GND互换,实现负电压输出功能?
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Hi
同步或者非同步,只要是降压芯片都可以做成负压输出,就是原本的输出接GND, 而GND就变成负压输出。
你可以看看TPS5430, TPS54160. TPS62150等芯片官网的应用文档,例如: