谁能提供个TI 某款LDO关断下电所需时间吗?一般数据手册中只有上电时间
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
因为最终输出的电压下降的时间很大情况下取决于你负载或者漏电的大小。因为关断后电压是输出电容保持的。其实和芯片自己(主要看漏电),影响不大。
你看看LP5910,放电电阻160Ohm
时间可以算的。
http://wenku.baidu.com/link?url=lVl5T7dMP6-NNSsrqX6JdnIwXpX8I8JhTZ_jpaNtj3PxwvuoYEADPof38JO6crBNCexPF8UV29snMgkOl8kLX3GGna0TgBL_KMQX5MnwYbe