Jump to content
Electronics-Lab.com Community


Recommended Posts

A transistor with a 300mA collector current and a 40mA base current has a current gain of only 7.5. This is an extremely low gain number for a low power transistor.
I would use a 2N4401 NPN transistor for a 300mA collector current. Its base current will be somewhere between 1.5mA and 6mA.

Link to comment
Share on other sites

Join the conversation

You can post now and register later. If you have an account, sign in now to post with your account.

Reply to this topic...

×   Pasted as rich text.   Paste as plain text instead

  Only 75 emoji are allowed.

×   Your link has been automatically embedded.   Display as a link instead

×   Your previous content has been restored.   Clear editor

×   You cannot paste images directly. Upload or insert images from URL.

  • Create New...