DIY Projects, Hardware modding
Saturday, January 28, 2017
[Random Teardowns] YU4802 48V/2A power supply
Device: Cheap 48V 2A power supply (YU4802) Origin: Aliexpress Reason for teardown: Preemptive checkup Impressions: Not bad for the pri...
Monday, September 5, 2016
The weird fuses in laptop batteries
I called them "externally triggerable fuse" in my first post . The datasheets call them "Combined Thermal Fuse/Resistor&quo...
Tuesday, August 30, 2016
Adding the M37512 with Panasonic/IBM firmware
Just "adding" because this battery controller is already public. You have the datasheet (pdf) which tells you the pin combination...
Monday, August 29, 2016
Hacking the R2J240 with LGC firmware
The second battery controller I looked at was the Renesas R2J240-10F020. It's a complete black box with very little information avail...
Sunday, August 28, 2016
Hacking the bq8030 with SANYO firmware
As mentioned in the previous article the bq8030 is the blank version of the bq20z90. If you bought some from Aliexpress they'd come up ...
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