 | |  | |
| PartNumber | B78476A8245A003 | B78476A8246A003 | B78476A8245A3 |
| 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 | Audio & Signal Transformers Transformers Audio & Signal 10/100 BASE-T 0C-70C 1-PORT POE |
| Manufacturer | EPCOS / TDK | EPCOS / TDK | EPCOS (TDK) |
| Product Category | Audio Transformers / Signal Transformers | Audio Transformers / Signal Transformers | Pulse Transformers |
| RoHS | Y | Y | - |
| Product | LAN | LAN | LAN |
| Type | Module | Module | Module |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Frequency Range | 100 kHz to 100 MHz | 100 kHz to 100 MHz | 100 kHz to 100 MHz |
| Inductance | 350 uH | 350 uH | 350 uH |
| Isolation Voltage | 1.5 kV | 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 | Single |
| Application | 10/100 Base-T PoE | 10/100 Base-T PoE | 10/100Base-T PoE |
| Length | 28.1 mm | 27.81 mm | 28.1 mm |
| Width | 11.9 mm | 12.19 mm | 11.9 mm |
| Height | 5.5 mm | 7.24 mm | 5.5 mm |
| Series | B78476A | B78476A | - |
| Packaging | Reel | Reel | Reel |
| Maximum DC Current | 8 mA | 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 | B78476A8245A003 |
| Operating Temperature Range | - | - | 0 C to + 70 C |
| Mounting Type | - | - | - |
| Size Dimension | - | - | - |
| Height Seated Max | - | - | - |
| Transformer Type | - | - | - |
| Turns Ratio PrimarySecondary | - | - | - |
| E T | - | - | - |