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| PartNumber | B57550G503F2 | B57550G503H | B57550G503F |
| Description | Thermistors - NTC 50k 4006 | Thermistors - NTC 50k 4006 | Thermistors - NTC 50k 4006 |
| Manufacturer | EPCOS (TDK) | EPCOS (TDK) | EPCOS (TDK) |
| Product Category | Thermistors - NTC | Thermistors - NTC | Thermistors - NTC |
| Series | B57550G | B57550G | B57550G |
| Type | NTC | NTC | NTC |
| Packaging | Bulk | Bulk | Bulk |
| Termination Style | Radial | Radial | Radial |
| Operating Temperature Range | - 55 C to + 200 C | - 55 C to + 200 C | - 55 C to + 200 C |
| Height | 2.2 mm | 2.2 mm | 2.2 mm |
| Package Case | Bead, Glass | Bead, Glass | Bead, Glass |
| Operating Temperature | -55°C ~ 200°C | -55°C ~ 200°C | -55°C ~ 200°C |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Tolerance | 1 % | 3 % | 1 % |
| Power Max | 32mW | 32mW | 32mW |
| Diameter | 1.3 mm | 1.3 mm | 1.3 mm |
| Resistance Tolerance | ±1% | ±3% | ±1% |
| Resistance in Ohms 25°C | 50k | 50k | 50k |
| B Value Tolerance | - | - | ±1% |
| B0 50 | - | - | - |
| B25 50 | - | - | - |
| B25 75 | - | - | - |
| B25 85 | 3970K | 3970K | 3992K |
| B25 100 | 4006K | 4006K | 4006K |
| Length Lead Wire | 2.80" (71.00mm) | 2.80" (71.00mm) | 2.80" (71.00mm) |
| Resistance | 50 kOhms | 50 kOhms | 50 kOhms |
| Lead Diameter | 0.2 mm | 0.2 mm | 0.2 mm |
| Power Rating | 32 mW | 32 mW | 32 mW |
| Part # Aliases | B57550G0503F002 | B57550G0503H000 | B57550G0503F000 |
| Width | - | - | 1.3 mm |
| B Parameter | - | - | 3992 K 3970 K 4006 K |