| PartNumber | B57621C683J62 | B57621C683M62 | B57621C683K62 |
| Description | Thermistors - NTC 1206 68K J62 B-3920 | Thermistors - NTC 1206 68K M62 B-3920 | Thermistors - NTC 1206 68K K62 B-3920 |
| Manufacturer | EPCOS (TDK) | EPCOS (TDK) | EPCOS (TDK) |
| Product Category | Thermistors - NTC | Thermistors - NTC | Thermistors - NTC |
| Series | - | - | - |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) |
| Package Case | 1206 (3216 Metric) | 1206 (3216 Metric) | 1206 (3216 Metric) |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Power Max | 300mW | 300mW | 300mW |
| Resistance Tolerance | ±5% | ±20% | ±10% |
| Resistance in Ohms 25°C | 68k | 68k | 68k |
| B Value Tolerance | ±3% | ±3% | ±3% |
| B0 50 | - | - | - |
| B25 50 | 3860K | 3860K | 3860K |
| B25 75 | - | - | - |
| B25 85 | 3890K | 3890K | 3890K |
| B25 100 | 3920K | 3920K | 3920K |
| Length Lead Wire | - | - | - |