- Add BAT+/- and EXT+/- markings to terminals (#2)
- Change C30 to 470nF (#5)
- Add C20 (47nF) at VC0 pin (#5)
- Add C21 and R72 for proper low-pass filter of VDD (#5)
- Change C39 at VREF to 1uF (#5)
- Add R70: Pull-down for PCHG FET (#5)
- Add R73: Weak pull-down for 5V supply (#6)