Y yhhmj23 New Member May 23, 2007 #1 Hi guys, I am new here and I would like to consult you guys on this h-bridge circuit. **broken link removed** Could somebody kindly explain to me the purpose and function of Q1 and Q2? Thanks.
Hi guys, I am new here and I would like to consult you guys on this h-bridge circuit. **broken link removed** Could somebody kindly explain to me the purpose and function of Q1 and Q2? Thanks.
Nigel Goodwin Super Moderator Most Helpful Member May 23, 2007 #2 They are open collector inverter/buffers - basically they interface the 5V logic to the 9V supply for the H-bridge.
They are open collector inverter/buffers - basically they interface the 5V logic to the 9V supply for the H-bridge.