Aug 29, 2005 #1 C coolchip Full Member level 2 Joined Nov 17, 2003 Messages 125 Helped 1 Reputation 2 Reaction score 2 Trophy points 1,298 Activity points 1,109 How can I eliminate noise from digital output of a latching hall sensor from allegr-micro ( 3175) ? I/m using it on a BLDC motor to measure speed.
How can I eliminate noise from digital output of a latching hall sensor from allegr-micro ( 3175) ? I/m using it on a BLDC motor to measure speed.
Aug 29, 2005 #2 I instruite Advanced Member level 4 Joined Jun 7, 2005 Messages 112 Helped 9 Reputation 18 Reaction score 4 Trophy points 1,298 Location India/Japan Activity points 2,555 use a low pass filter with the cutoff frequency slightly higher than your required maximum frequency Just For your information we use Hall sensors in our automotive design for the speed measurement and the low pass filter is what we implement
use a low pass filter with the cutoff frequency slightly higher than your required maximum frequency Just For your information we use Hall sensors in our automotive design for the speed measurement and the low pass filter is what we implement
Aug 29, 2005 #3 S sysco_stevens Junior Member level 3 Joined Jul 2, 2005 Messages 30 Helped 3 Reputation 6 Reaction score 0 Trophy points 1,286 Activity points 1,546 place a ferrite bead on the digital output. best regards coolchip said: How can I eliminate noise from digital output of a latching hall sensor from allegr-micro ( 3175) ? I/m using it on a BLDC motor to measure speed. Click to expand...
place a ferrite bead on the digital output. best regards coolchip said: How can I eliminate noise from digital output of a latching hall sensor from allegr-micro ( 3175) ? I/m using it on a BLDC motor to measure speed. Click to expand...
Aug 29, 2005 #4 C coolchip Full Member level 2 Joined Nov 17, 2003 Messages 125 Helped 1 Reputation 2 Reaction score 2 Trophy points 1,298 Activity points 1,109 Hows a ferrite bead gonna help??