A magnetic data system according to one embodiment includes at least one reader formed above a substrate, the at least one reader further comprising a shield and a magnetoresistive (MR) sensor. A first circuit sets a voltage (Vsub) of the substrate to about a voltage (Vshield) of the shield of the at least one reader.

 
Web www.patentalert.com

< Hard disk drive having breather filter

> Magnetic data system having a shield biasing circuit with resistor coupled between the shield and substrate
~ 00496