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| PartNumber | H449K9BCA | H449K9BYA | H449K9BZA |
| Description | Metal Film Resistors - Through Hole H4 49K9 0.1% 50PPM | Metal Film Resistors - Through Hole H4 49K9 0.1% 15PPM | Metal Film Resistors - Through Hole H4 49K9 0.1% 100PPM |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity |
| Product Category | Metal Film Resistors - Through Hole | Metal Film Resistors - Through Hole | Metal Film Resistors - Through Hole |
| RoHS | Y | Y | Y |
| Series | H4 | H4 | H4 |
| Resistance | 49.9 kOhms | 49.9 kOhms | 49.9 kOhms |
| Power Rating | 500 mW (1/2 W) | 500 mW (1/2 W) | 500 mW (1/2 W) |
| Tolerance | 0.1 % | 0.1 % | 0.1 % |
| Temperature Coefficient | 50 PPM / C | 15 PPM / C | 100 PPM / C |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 155 C | + 155 C | + 155 C |
| Diameter | 3.7 mm | 3.7 mm | 3.7 mm |
| Length | 10 mm | 10 mm | 10 mm |
| Termination Style | Axial | Axial | Axial |
| Packaging | Bulk | Bulk | Bulk |
| Features | - | - | - |
| Technology | Metal Film | Metal Film | Metal Film |
| Brand | TE Connectivity / Holsworthy | TE Connectivity / Holsworthy | TE Connectivity / Holsworthy |
| Mounting Style | PCB Mount | PCB Mount | PCB Mount |
| Product Type | Metal Film Resistors | Metal Film Resistors | Metal Film Resistors |
| Factory Pack Quantity | 250 | 250 | 250 |
| Subcategory | Resistors | Resistors | Resistors |
| Part # Aliases | 5-1879680-9 | 5-1879660-9 | 5-1879690-9 |
| Unit Weight | 0.014110 oz | 0.014110 oz | 0.014110 oz |