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TPS2491: TPS2491DGSR后级带载+多个电容异常保护问题

Part Number: TPS2491

TPS2491DGSR,后级带载PWM控制的加热器电流最大10A,后端电容800uF,使用的是双电源系统,后端在大负荷工作工作时候(最大不超过8A)TPS2491DGSR前端接入36V电源时候会异常保护,进入打嗝模式,使用的器件按照工具计算得到如下:

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