Big Clive also did a fairly comprehensive teardown of the IKEA charger and was pleasantly surprised with the design: https://youtu.be/uRe9w5PKmsE https://youtu.

Big Clive also did a fairly comprehensive teardown of the IKEA charger and was pleasantly surprised with the design: https://youtu.be/uRe9w5PKmsE https://youtu.be/uRe9w5PKmsE He also confirms that the control chip is a 1699-02.