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UC2843: 技术咨询

Part Number: UC2843

你好,

    目前我们在测试时遇到如下问题:6路UC2843的BUCK电路交错工作,发现在COMP脚电压相同的情况下,实际占空比大小有差异,最终造成6路不均流,移动偏差最大芯片后,发现偏差随着芯片移动。所以想了解COMP脚的偏差范围是多少?也就是想了解内部两个二极管、电阻的阻值偏差范围,不知道有没有数据?(UC2843按照手册典型应用电路设计的)