Other Parts Discussed in Thread: DRV8328
在测试过程中对Charge pump和GVDD工作原理有些疑惑。
测试条件为24V,这是测试过程中采集的波形,放大部分为GVDD启动阶段CH1为GVDD波形,CH2为CP1端,CH3为CP2端 ,GVDD的电压提升是CP电容充放电的作用吗,可是二者的基准电压不同,是怎么做到电压提升的。您帮忙解释一下Charge pump和GVDD的工作模式
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