Troubleshooting and repairing a broken PIR (Passive Infra-Red) motion sensor sold under the ROBUS brand (RU360-01) and then taking a closer look at the failure mode and discussing the robustness of X class safety capacitors and a teardown of the failed capacitor and speculation about the root cause of the failure.

@EEVblog2 video discussing film capacitor failure modes with Ron Demcko (KYOCERA AVX)
   • Full Discussion - Film Capacitor Fail...  

caps.wiki article with high resolution images and repair guide
https://caps.wiki/wiki/ROBUS_PROTON_U...

JIMSON GMF series capacitor datasheet
https://datasheet.lcsc.com/lcsc/19121...

Vishay 339 X2 series capacitor datasheet
https://www.vishay.com/docs/28138/mkp...

00:00 - Looking at the failed PIR sensor
03:15 - Verifying fault condition
04:52 - Testing capacitors
07:19 - Replacing capacitors
09:22 - Verifying repair
10:08 - Capacitor Impulse withstanding tests
13:34 - Failed capacitor teardown
16:14 - Outro

Corrections:
15:54 - Typo, "GMX" should be "GMF"

ROBUS RU360 PIR Lighting Sensor 360 Degree Detection Boxed
UPC: 5391370039505, MPN: RU360-01, Brand: ROBUS

REF: WT-YT-V-21