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TPS92520EVM-074:TPS92682和TPS92520

Part Number: TPS92520EVM-074
Other Parts Discussed in Thread: TIDA-050030,

您好,

想请教一下,大灯方案里,

1. TPS92682的两相输出为什么直接并在一起,给下一级CC的TPS92520供电,与分开分别给下一级的CC供电(BOOST CV每路带两颗BUCK CC)相比,驱动能力、EMC等方面有什么优势,如果分开,可能会存在什么问题?

2. 如果在TPS92682 BOOST CV的下一级,同时接CC拓扑和CV拓扑,对于TPS92682的外围设计是否有影响?

3.TPS92520如果器件断电、在电源恢复后、LH 寄存器中的值是否会保持在之前配置的值、或者被擦除为默认?如果通信丢失下,TPS92520寄存器是保持之前的设置,还是被擦除为默认?