INA155 156 input current protection circuit diagram

Posted on Mar 28, 2007

As shown in FIG grounds INA155/156 constituting the input current protection circuit. INA155 input internally with electrostatic discharge (ESD) protection diodes when the inpu

INA155 156 input current protection circuit diagram
Click here to download the full size of the above Circuit.

t voltage exceeds the supply voltage 500mV, protection diodes will conduct case RLIM will limit the input current (maximum 10mA), play a role in the protection circuit. Many of the input signal itself limiting function, and this time the flow resistance RLIM can not.

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