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Electronics => Electronics => Topic started by: karmax on December 18, 2008, 09:18:49 AM

Title: si9986 motor driver
Post by: karmax on December 18, 2008, 09:18:49 AM

hi guys in si9986 i cant got whts the meaning pin 1 and 4 .wht should i give over there .... please help me

Title: Re: si9986 motor driver
Post by: want2learn on December 18, 2008, 01:43:00 PM

Hi.
Pin1 is the source for the low side mosfet (NPN)an one side of the H-bridge, Pin4 is the source for the low side mosfet(NPN) on the other side of the H-bridge.
Just connect them to ground. If you want to use a sense resistor you would connect it here.