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用电流控制芯片UC3843来做BOOST升压电路,RCD吸收回路中电阻电容位置

   我想请教一下.我看到TI的典型应用电路中,吸收回路是并联在MOS管漏极和地之间的,而另一个资料介绍flyback吸收回路时,明确提出,吸收回路要放在MOS管漏极和源极之间。请问,RCD到底该放在哪个位置呢~