Jan 23, 2013 #1 A abedamer Newbie level 3 Joined Jan 23, 2013 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,305 hallo evry body < i have wipermotor i used it to move of pv module it 17kg>> i use l298 as adrive of motor and pic 16f877a >> before i built system with drive i make test by manual the motor current is 3 Amp >> now can i use the l298 to drive this motor>> and if i can use what is another component with l298 to protect l298 frome burning>> and thank you. :smile:
hallo evry body < i have wipermotor i used it to move of pv module it 17kg>> i use l298 as adrive of motor and pic 16f877a >> before i built system with drive i make test by manual the motor current is 3 Amp >> now can i use the l298 to drive this motor>> and if i can use what is another component with l298 to protect l298 frome burning>> and thank you. :smile:
Jan 23, 2013 #2 kripacharya Banned Joined Dec 28, 2012 Messages 1,204 Helped 182 Reputation 360 Reaction score 175 Trophy points 1,343 Location New Delhi Activity points 0 L298 current rating is ~ 2 amps, so driving 3 amps is a bad idea. L298 will 'burn' Better to make your own h-bridge using mosfets. Make sure you program the dead-time in your pwms properly before runnig on a live load.
L298 current rating is ~ 2 amps, so driving 3 amps is a bad idea. L298 will 'burn' Better to make your own h-bridge using mosfets. Make sure you program the dead-time in your pwms properly before runnig on a live load.
Jan 23, 2013 #3 A abedamer Newbie level 3 Joined Jan 23, 2013 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,305 what did you mean dead-time. and i have irf840 how can i built compleat h-bridge with this type of mosfet.
what did you mean dead-time. and i have irf840 how can i built compleat h-bridge with this type of mosfet.
Jan 24, 2013 #4 kripacharya Banned Joined Dec 28, 2012 Messages 1,204 Helped 182 Reputation 360 Reaction score 175 Trophy points 1,343 Location New Delhi Activity points 0 well, i assumed you would want to control speed and direction both. But you can read about it here to start with
well, i assumed you would want to control speed and direction both. But you can read about it here to start with
Jan 26, 2013 #5 A abedamer Newbie level 3 Joined Jan 23, 2013 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,305 ok >> can i use relay and controll of speed>>