| PartNumber | B78476A8245A003 | B78476A8246A003 | B78476A8247A003 |
| Description | Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 1-PORT POE | Audio Transformers / Signal Transformers 10/100 BASE-T 0C-70C 4-PORT POE | Telecom Transformer 1CT:1CT 16Term. Gull Wing SMD Automotive |
| Manufacturer | EPCOS / TDK | EPCOS / TDK | - |
| Product Category | Audio Transformers / Signal Transformers | Audio Transformers / Signal Transformers | - |
| RoHS | Y | Y | - |
| Product | LAN | LAN | - |
| Type | Module | Module | - |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Frequency Range | 100 kHz to 100 MHz | 100 kHz to 100 MHz | - |
| Inductance | 350 uH | 350 uH | - |
| Isolation Voltage | 1.5 kV | 1.5 kV | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Number of Channels | Single | Quad | - |
| Application | 10/100 Base-T PoE | 10/100 Base-T PoE | - |
| Length | 28.1 mm | 27.81 mm | - |
| Width | 11.9 mm | 12.19 mm | - |
| Height | 5.5 mm | 7.24 mm | - |
| Series | B78476A | B78476A | - |
| Packaging | Reel | Reel | - |
| Maximum DC Current | 8 mA | 8 mA | - |
| Brand | EPCOS / TDK | EPCOS / TDK | - |
| Product Type | Audio & Signal Transformers | Audio & Signal Transformers | - |
| Factory Pack Quantity | 4000 | 300 | - |
| Subcategory | Transformers | Transformers | - |
| Part # Aliases | 3 B78476A8245A B78476A8245A003 B78476A8245A3 B82500C0000A002 | 3 B78476A8246A B78476A8246A003 B78476A8246A3 | - |