If it's an application where you can+do use 1k resistors for current limiting, there's no way they're gonna heat up! (also, 2n2222's are like $3.49 for 50 on e

If it's an application where you can+do use 1k resistors for current limiting, there's no way they're gonna heat up! (also, 2n2222's are like $3.49 for 50 on eBay US, via US sellers)