What voltage will the Arduino see in full sun? The 5V solar panels I've used have an open circuit voltage close to 6V. If you're powering directly, with no regulator, then maybe a 1N4001 would be the safest way to go.
What voltage will the Arduino see in full sun? The 5V solar panels I've used have an open circuit voltage close to 6V. If you're powering directly, with no regulator, then maybe a 1N4001 would be the safest way to go.