| PartNumber | W21-R20JI | W21-R47JI | W21-R15JI |
| Description | Wirewound Resistors - Through Hole 0.2 ohm 5% 3W Vitreous Enamel | Wirewound Resistors - Through Hole 3Watt 0.47 ohm 5% | Wirewound Resistors - Through Hole 3Watt 0.15 ohm 5% |
| Manufacturer | TT Electronics | TT Electronics | TT Electronics |
| Product Category | Wirewound Resistors - Through Hole | Wirewound Resistors - Through Hole | Wirewound Resistors - Through Hole |
| RoHS | Y | Y | Y |
| Series | W20 | W20 | W20 |
| Resistance | 200 mOhms | 470 mOhms | 150 mOhms |
| Power Rating | 3 W | 3 W | 3 W |
| Tolerance | 5 % | 5 % | 5 % |
| Temperature Coefficient | 75 PPM / C | 75 PPM / C | 75 PPM / C |
| Voltage Rating | 100 V | 100 V | 100 V |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 200 C | + 350 C | + 350 C |
| Diameter | 5.6 mm | 5.6 mm | 5.6 mm |
| Length | 12.7 mm | 12.7 mm | 12.7 mm |
| Termination Style | Axial | Axial | Axial |
| Packaging | Ammo Pack | Ammo Pack | Ammo Pack |
| Features | Coated Resistors, Vitreous Enamel Coated | Coated Resistors, Vitreous Enamel Coated | Coated Resistors, Vitreous Enamel Coated |
| Product | Power Resistors Wirewound Vitreous Enamel | Power Resistors Wirewound Vitreous Enamel | Power Resistors Wirewound Vitreous Enamel |
| Technology | Wirewound | Wirewound | Wirewound |
| Brand | IRC / TT Electronics | IRC / TT Electronics | IRC / TT Electronics |
| Mounting Style | PCB Mount | PCB Mount | PCB Mount |
| Lead Diameter | 0.8 mm | 0.8 mm | 0.8 mm |
| Product Type | Wirewound Resistors | Wirewound Resistors | Wirewound Resistors |
| Factory Pack Quantity | 1000 | 1000 | 1000 |
| Subcategory | Resistors | Resistors | Resistors |
| Unit Weight | 0.035274 oz | 0.035274 oz | 0.035274 oz |
| Operating Temperature Range | - | - 55 C to + 350 C | - 55 C to + 350 C |