PicoMite VGA check

Author	Message
robert.rozee Guru Joined: 31/12/2012 Location: New Zealand Posts: 2437	Posted: 01:43pm 19 Jan 2022         Mixtel90 said   The BAT41 has a Vf of about 700mV at 10mA though oops, i should have selected the BAT42: https://www.vishay.com/docs/85660/bat42.pdf that will get us back to a maximum Vf of 400mV @ 10mA. it does look like there are better choices for the NPN transistor, and i could have used a much lower base resistor to help things along too. i'll let others experiment as i'm not using the VGA version myself. cheers, rob   :-) Edited 2022-01-19 23:45 by robert.rozee