System and method for temperature compensated esd protection

An electrostatic discharge (ESD) circuit comprising:

• a voltage divider circuit coupled between a first circuit node and a second circuit node;
• a temperature compensation circuit coupled to the voltage divider circuit;
• a transient detection circuit coupled to at least one of the first circuit node or the second circuit node;
• and
• a clamp circuit having a load path coupled between the first circuit node and the second circuit node, and a control node coupled to an output of the voltage divider circuit and to an output of the transient detection circuit.

An integrated circuit comprising:

• a plurality of diode connected transistors and at least one resistor disposed on a semiconductor substrate, the plurality of diode connected transistors and the at least one resistor coupled in series between a first power supply connection and a second power supply connection;
• a temperature compensation circuit disposed on the semiconductor substrate, the temperature compensation circuit coupled to the plurality of diode connected transistors and the at least one resistor;
• a filter resistor and a filter capacitor disposed on the semiconductor substrate, the filter resistor and the filter capacitor coupled in series between the first power supply connection and the second power supply connection;
• a clamping transistor disposed on the semiconductor substrate, the clamping transistor having a load path connected between the first power supply connection and the second power supply connection;
• a first amplifier disposed on the semiconductor substrate, the first amplifier coupled between the plurality of diode connected transistors and a control node of the clamping transistor;
• and
• a second amplifier disposed on the semiconductor substrate, the second amplifier coupled between the filter capacitor and the control node of the clamping transistor.