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LM2596- 5.0 上电过冲

Other Parts Discussed in Thread: LM22676, LM2596

LM2596- 5.0 上电过冲 过冲到6~7V。

电路完全采用手册上的电路,冲击上电,电源24V。

500us内5V上电到5V,但之后过冲到6~7V!!!

PWM输出停震,等电压回到5V后再次起震。

过冲会导致负载损坏。

再网上找到其他人也反馈这个问题,但是没有解决。已知解决方法是将2596换为2576.过冲消失。难道有芯片BUG?