Data Sheet ADR1399TYPICAL PERFORMANCE CHARACTERISTICSFigure 3. Zener Reverse Characteristic (CCOMP Is the CompensationFigure 6. Initial Heater Current vs. TemperatureCapacitor, RCOMP Is the Compensation Resistor, HBYPASS Is the CapacitanceBetween HEATER+ and HEATER–, and IREF Is the Reference Current.)Figure 7. Final Heater Current vs. Temperature for Various Heater VoltagesFigure 4. Dynamic Impedance vs. FrequencyFigure 8. Heater Current vs. TimeFigure 5. Stabilization Time (VREF Is the Reference Voltage.)analog.comRev. 0 | 6 of 11 Document Outline Features Applications Pin Configuration General Description Specifications Electrical Characteristics Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Operating Set Temperature Thermal Resistance Applications Information Avoiding Thermocouple Errors Shunt Dynamic Impedance and Capacitive Load Typical Applications Outline Dimensions Ordering Guide