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LMG3425R050: LMG3425R050发热异常

Part Number: LMG3425R050

使用两片LMG3425R050完成图示的电路,驱动信号为1MHz,占空比50%的方波。当电路工作时,图中上方的LMG3425R050芯片(漏极施加正电压)发热显著高于下方LMG3425R050芯片(源极施加负电压),上方芯片TEMP脚测量温度上升速度显著高于下方芯片。

请问应该如何解决?谢谢