你好,我目前使用了芯片LM5008AMM芯片来接收30-45V范围直流电压输入,想得到输出电压为12V,我参考了参考设计,RFB1=2.7K。RFB2=10.2K,可是输出的电压大约只有3V左右,而且FB引脚输出的电压不是数据手册里提出来的2.5V,而是0.6V。希望哪位知道的朋友联系我一下,我的邮箱是zhousiyang1991@163.com.谢谢!
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