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| PartNumber | H421R5BCA | H421R5BDA | H421R5BYA |
| Description | Metal Film Resistors - Through Hole H4 21R5 0.1% 50PPM | Metal Film Resistors - Through Hole H4 21R5 0.1% 25PPM | Metal Film Resistors - Through Hole H4 21R5 0.1% 15PPM |
| 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 | - | - |
| Series | H4 | H4 | Holco, Holsworthy |
| Resistance | 21.5 Ohms | 21.5 Ohms | - |
| Power Rating | 500 mW (1/2 W) | 500 mW (1/2 W) | - |
| Tolerance | 0.1 % | 0.1 % | ±0.1% |
| Temperature Coefficient | 50 PPM / C | 25 PPM / C | ±15ppm/°C |
| Minimum Operating Temperature | - 55 C | - 55 | - |
| Maximum Operating Temperature | + 155 C | + 155 C | - |
| Diameter | 3.7 mm | - | - |
| Length | 10 mm | - | - |
| Termination Style | Axial | Axial | - |
| Packaging | 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 | 3-1879677-3 | 3-1879667-3 | - |
| Unit Weight | 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 | - | - | 21.5 |
| Number of Terminations | - | - | 2 |
| Composition | - | - | Metal Film |
| Failure Rate | - | - | - |