Adafruit Universal USB / DC / Solar Lithium Ion/Polymer charger
• Other 6V Solar Panels • Method 1 • If You Have a Pre-2013 Solar Charger Load output is regulated to never be over 4.4V so it''s safe for 3.3V regulators or 5V boost converters No stabilization capacitor needed (although you can add one if you like!) Same load sharing so that DC/USB/Solar is prioritized over battery power when