I'm not sure if I understand? You improved your power supply situation slightly and now the power management IC doesn't do an emergency power-off due to undervoltage but the kernel simply freezes a few seconds later?
When you want to reliably power a device through Micro USB you either need a short USB cable with low resistance (almost non-existing on this earth) or an adapter from good PSUs to crappy connectors:
![[Image: post-7-0-53795200-1474185389.jpg]](http://forum.armbian.com/uploads/monthly_09_2016/post-7-0-53795200-1474185389.jpg)
Alternatively (red is 5V, black is GND):
![[Image: Pine64_Powered_through_Euler_Connector.jpg]](http://linux-sunxi.org/images/d/da/Pine64_Powered_through_Euler_Connector.jpg)
And this here explains why USB cables suck: http://goughlui.com/2014/10/01/usb-cable...ging-slow/
When you want to reliably power a device through Micro USB you either need a short USB cable with low resistance (almost non-existing on this earth) or an adapter from good PSUs to crappy connectors:
Alternatively (red is 5V, black is GND):
And this here explains why USB cables suck: http://goughlui.com/2014/10/01/usb-cable...ging-slow/
