w5500 응용회로 발열문제입니다.
Ethernet Chips
No replies yet. Be the first to reply.
Join the discussion.
Ethernet Chips
No replies yet. Be the first to reply.
Join the discussion.
Share projects and connect with makers.
Joined before the site update? first.
New to WIZnet Makers?
We sent a verification link to your address. Open it to activate your account, then log in.
Accounts from this email provider are reviewed by an administrator after verification. Approval usually takes one business day.
Already have an account?
Enter your email address. If it belongs to an account, we'll send a link to set a new password. Members who joined before the site update use this to set their password.
If an account uses that address, we sent a link to set a new password. The link works once and expires in 30 minutes.
Know your password?
Need an account?
RE: w5500 응용회로 발열문제입니다.
by Edward ·
안녕하세요.
W5500 회로상으로는 문제가 없어보입니다.
근데, 확인해야할 것으로 생각되는 부분이 있는데요.
W5500만 발열이 심한가요?? LDO도 발열이 생각보다 클 것으로 생각되는데요…
보통 LDO를 사용할 때 12V의 경우 5V ~ 7V 로 Drop down시키고 5V ~ 7V에서 3.3V로 다운 시킵니다.
LDO가 생각보다 많은 전압을 낮추고 있기 때문에 발열이 많을 것으로 예상이 되는데요.
이 부분 확인 해보시길 바랍니다.
감사합니다.