Another resistor is connected between {TAIL ~ a ground} and a connection point between {HEAD ~ the above resistor} and the output terminal to provide overvoltage protection for the integrated circuit 
Another resistor is connected between { TAIL ~ a ground } and a connection point between { HEAD ~ the above resistor } and the output terminal to provide overvoltage protection for the integrated circuit
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH