Littelfuse precision interchangeable thermistors are low cost, highly accurate, stable devices designed specifically for temperature sensing and control applications. They are particularly suited for uses where their precision interchangeability eliminates the necessity for costly individual circuit calibration.
| Part Number | Resistance Ohms @25C | Accuracy (C) | R-T Curve | Temperature Coefficient (% / C) @ 25C | Beta (K) 0-50C | Dissipation Constant, Nominal (mW/C) | Thermal Time Constant, Max. - Still Air (seconds) | Thermal Time Constant, Max. - Well Stirred Oil (seconds) | Temperature Rating (C) Storage & Operation Temp for Best L/T Stability (C) |
| PS102J2 | 1000 | 0.1C | J | -4.4 | 3892 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS222J2 | 2252 | 0.1C | J | -4.4 | 3892 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS302J2 | 3000 | 0.1C | J | -4.4 | 3892 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS502J2 | 5000 | 0.1C | J | -4.4 | 3892 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS602J2 | 6000 | 0.1C | J | -4.4 | 3892 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS103G2 | 10000 | 0.1C | G | -4.04 | 3575 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS103J2 | 10000 | 0.1C | J | -4.4 | 3892 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS203J2 | 20000 | 0.1C | J | -4.4 | 3892 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS303J2 | 30000 | 0.1C | J | -4.4 | 3892 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS503J2 | 50000 | 0.1C | J | -4.4 | 3892 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS503R2 | 50000 | 0.1C | R | -4.68 | 4140 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS104J2 | 100000 | 0.1C | J | -4.4 | 3892 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |
| PS104R2 | 100000 | 0.1C | R | -4.68 | 4140 | 1 | 10 | 1 | -80 to +150 / -80 to +75 |