关于LT1962EMS8#PBF芯片start up time问题

However, regulator start-up time
is inversely proportional to the size of the bypass capacitor,
slowing to 15ms with a 0.01mF bypass capacitor and
10mF output capacitor.

中的15ms指的是:

1、从输入端有电压开始,15ms后输出端电压才起来

2、输出电压从起来到稳定的爬坡时间为15ms

请问15ms指的是哪种情况