The Eaton PTxx series is a highly reliable surface mount Positive Temperature Coefficient (PTC) thermistor designed for overheat sensing applications. Featuring a monolithic structure ideal for high-density SMT installations, these thermistors offer superior heat resistance and excellent thermal response. Available in 0603 (1608 metric) and 0805 (2012 metric) packages, they are suitable for a wide range of industrial, commercial, and consumer electronics applications.
| Part Number | Footprint | Resistance () | Tolerance (%) | Curie Temperature (C) | Sensing Temperature (4.7 k) (C) | Sensing Temperature (47 k) (C) | Maximum Voltage (Vdc) | Operating Temperature (C) |
| PT06R472P50 | 0603 | 470 | 50% | 50 | 655 | 807 | 32 | -20 to +90 |
| PT06R472P60 | 0603 | 470 | 50% | 60 | 755 | 907 | 32 | -20 to +100 |
| PT06R472P70 | 0603 | 470 | 50% | 70 | 855 | 1007 | 32 | -20 to +110 |
| PT06R472P80 | 0603 | 470 | 50% | 80 | 955 | 1107 | 32 | -20 to +120 |
| PT06R472P90 | 0603 | 470 | 50% | 90 | 1055 | 1207 | 32 | -20 to +130 |
| PT06R472P100 | 0603 | 470 | 50% | 100 | 1155 | 1307 | 32 | -20 to +140 |
| PT06R472P110 | 0603 | 470 | 50% | 110 | 1255 | 1407 | 32 | -20 to +150 |
| PT06R472P120 | 0603 | 470 | 50% | 120 | 1355 | 1507 | 32 | -20 to +160 |
| PT08R472P50 | 0805 | 470 | 50% | 50 | 655 | 807 | 32 | -20 to +90 |
| PT08R472P60 | 0805 | 470 | 50% | 60 | 755 | 907 | 32 | -20 to +100 |
| PT08R472P70 | 0805 | 470 | 50% | 70 | 855 | 1007 | 32 | -20 to +110 |
| PT08R472P80 | 0805 | 470 | 50% | 80 | 955 | 1107 | 32 | -20 to +120 |
| PT08R472P90 | 0805 | 470 | 50% | 90 | 1055 | 1207 | 32 | -20 to +130 |
| PT08R472P100 | 0805 | 470 | 50% | 100 | 1155 | 1307 | 32 | -20 to +140 |
| PT08R472P110 | 0805 | 470 | 50% | 110 | 1255 | 1407 | 32 | -20 to +150 |
| PT08R472P120 | 0805 | 470 | 50% | 120 | 1355 | 1507 | 32 | -20 to +160 |