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LOG2112: 两路输出电压比较差异大

Part Number: LOG2112
Other Parts Discussed in Thread: LOG114

LOG2112A双通道测试时,电压差异非常大,A通道输出1.2V,B通道就只有50mV,单独焊接第一通道:输出电压为-3.358V
单独焊接第二通道:输出电压为-3.063V。有没有什么解决方法,有没有其它芯片能满足设计。
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