The DG125 221K thermistor is a PTC (Positive Temperature Coefficient) device with a nominal resistance of 220 Ohms at 25 degrees Celsius. It has a resistance tolerance of ±10% at 25 degrees Celsius and a thermal time constant range of 50 to 100 seconds. The device is available in a through-hole package with a maximum product length of 12.7mm and a maximum product diameter of 2.67mm. The leads are 0.5mm in diameter and 30.48mm in length. The thermistor operates over a temperature range of -65 to 125 degrees Celsius.
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Spectrum DG125 221K technical specifications.
| Mounting | Through Hole |
| Number of Terminals | 2 |
| Product Length (mm) | 12.7(Max) |
| Product Diameter (mm) | 2.67(Max) |
| Lead Diameter (mm) | 0.5 |
| Lead Length (mm) | 30.48 |
| Type | PTC |
| Min Operating Temperature | -65°C |
| Max Operating Temperature | 125°C |
| Thermal Time Constant Range | 50 to 100s |
| Resistance Range @ 25C | 50 to 300Ohm |
| Percentage of Resistance Tolerance Range @ 25C | ±10 to ±15% |
| Resistance @ 25C | 220Ohm |
| Percentage of Resistance Tolerance @ 25C | ±10% |
| Cage Code | 52333 |
| HTS Code | 8533408070 |
| Schedule B | 8533400080 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| RoHS Versions | 2002/95/EC |
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