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A chip or a circuit that sends a signal with more current or voltage, or over longer distances.
1
vote
MOSFET driver blows out in half-bridge DC motor PWM controller
When searching for causes on the internet, I found that it's commonly caused by voltage transients and motor brushes noise and will often kill the driving circuits also (driver blew up and the 555 timer … So in the end : one 555, one mosfet driver and two power mosfets dead only because I didn't bother with transients and noise reduction when setting up my circuit for testing. …
4
votes
3
answers
554
views
MOSFET driver blows out in half-bridge DC motor PWM controller
When I tried hooking up my final layout (2 hp motor, 12 V lithium battery for the driver Vcc, two 12 V car batteries in series for the motor), it worked fine until the driver (IR2103(S)) started smoking … , then sparked and finally caught on fire (cf. following picture showing blown up driver). …