Analog New Member Oct 2, 2006 #2 s1axo said: Do somebody have experience build bipolar driver with A3986? Click to expand... Can you be a bit more vague?
s1axo said: Do somebody have experience build bipolar driver with A3986? Click to expand... Can you be a bit more vague?
R Russlk New Member Oct 2, 2006 #3 The A3986 is designed to be used with mosfets. Why do you want to use bipolar?
S s1axo New Member Oct 3, 2006 #4 Russlk said: The A3986 is designed to be used with mosfets. Why do you want to use bipolar? Click to expand... I wont build stepper driver (with A3986) for bipolar stepper motor and I cann't find any scheme or PCB. I know A3986 use mosfets like IRF 540, but I donn't have experience design new project. Last edited: Oct 3, 2006
Russlk said: The A3986 is designed to be used with mosfets. Why do you want to use bipolar? Click to expand... I wont build stepper driver (with A3986) for bipolar stepper motor and I cann't find any scheme or PCB. I know A3986 use mosfets like IRF 540, but I donn't have experience design new project.
M markcomp77 New Member Oct 6, 2006 #5 I'm drawing driver on A3986... **broken link removed** Add or change something there ? Last edited: Oct 6, 2006
S s1axo New Member Oct 6, 2006 #6 Thank you. Add or change something there ?[/QUOTE] Values, R,C,IC1 )
M markcomp77 New Member Oct 7, 2006 #7 IC1 - 7805 R1, R5, R6, R8 - ? R2, R4, R7, R9 - ? C7, C5, C6, C4 - ?? 220nf... R10, R3 - (Imax=8A & Vrefmax=2V) => Rsens=2/(8*8) => Rsens=0.0313R... 0.025R (0.05R & 0.05R) C1, C2, C3, C9, C10, C13, C12, C11 - 100nF R12 - 10k RN1 - 2.2K R13, R14, R15 - 330R R16 - ?? (560R) R11 - 10k - 50k (datasheet) Q1, Q1, Q3, Q4, Q5, Q6, Q7, Q8 - irfz24n 17A/55V Rds(on)=0.07R Qg(tot)=20nC
IC1 - 7805 R1, R5, R6, R8 - ? R2, R4, R7, R9 - ? C7, C5, C6, C4 - ?? 220nf... R10, R3 - (Imax=8A & Vrefmax=2V) => Rsens=2/(8*8) => Rsens=0.0313R... 0.025R (0.05R & 0.05R) C1, C2, C3, C9, C10, C13, C12, C11 - 100nF R12 - 10k RN1 - 2.2K R13, R14, R15 - 330R R16 - ?? (560R) R11 - 10k - 50k (datasheet) Q1, Q1, Q3, Q4, Q5, Q6, Q7, Q8 - irfz24n 17A/55V Rds(on)=0.07R Qg(tot)=20nC
M markcomp77 New Member Oct 9, 2006 #9 next version of schemat... **broken link removed** Last edited: Oct 16, 2006
M markcomp77 New Member Oct 10, 2006 #10 next version of schemat... **broken link removed** Last edited: Oct 16, 2006
M markcomp77 New Member Oct 24, 2006 #12 First version of my PCB project **broken link removed** Preliminary version -->> comments welcome...
S s1axo New Member Oct 30, 2006 #13 markcomp77 Hi, Thank you very much. I find about this on cnczone..... Best regards
M muale New Member Nov 15, 2007 #14 hi markcomp77 you preliminare version work ? you have test it i have order 3 from digikey and like to build 3 driver to bipolar stepper motor i have motor 2.5volt and 4.5amp and 6.1amp sorry for my english best regards muale
hi markcomp77 you preliminare version work ? you have test it i have order 3 from digikey and like to build 3 driver to bipolar stepper motor i have motor 2.5volt and 4.5amp and 6.1amp sorry for my english best regards muale