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| PartNumber | H4121KBYA | H4121KBZA | H4121KBDA |
| Description | Metal Film Resistors - Through Hole H4 121K 0.1% 15PPM | Metal Film Resistors - Through Hole H4 121K 0.1% 100PPM | Metal Film Resistors - Through Hole H4 121K 0.1% 25PPM |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity AMP Connectors |
| Product Category | Metal Film Resistors - Through Hole | Metal Film Resistors - Through Hole | Through Hole Resistors |
| RoHS | Y | Y | - |
| Series | H4 | H4 | Holco, Holsworthy |
| Resistance | 121 kOhms | 121 kOhms | - |
| Power Rating | 500 mW (1/2 W) | 500 mW (1/2 W) | - |
| Tolerance | 0.1 % | 0.1 % | ±0.1% |
| Temperature Coefficient | 15 PPM / C | 100 PPM / C | ±25ppm/°C |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Maximum Operating Temperature | + 155 C | + 155 C | - |
| Diameter | 3.7 mm | 3.7 mm | - |
| Length | 10 mm | 10 mm | - |
| Termination Style | Axial | Axial | - |
| Packaging | Bulk | Bulk | Bulk |
| Features | - | - | Pulse Withstanding |
| Technology | Metal Film | Metal Film | - |
| Brand | TE Connectivity / Holsworthy | TE Connectivity / Holsworthy | - |
| Mounting Style | PCB Mount | PCB Mount | - |
| Product Type | Metal Film Resistors | Metal Film Resistors | - |
| Factory Pack Quantity | 250 | 250 | - |
| Subcategory | Resistors | Resistors | - |
| Part # Aliases | 9-1879660-6 | 9-1879690-6 | - |
| Unit Weight | 0.014110 oz | 0.014110 oz | - |
| Height | - | - | - |
| Package Case | - | - | Axial |
| Operating Temperature | - | - | -55°C ~ 155°C |
| Size Dimension | - | - | 0.146" Dia x 0.394" L (3.70mm x 10.00mm) |
| Supplier Device Package | - | - | Axial |
| Power Watts | - | - | 0.5W, 1/2W |
| Resistance Ohms | - | - | 121k |
| Number of Terminations | - | - | 2 |
| Composition | - | - | Metal Film |
| Failure Rate | - | - | - |