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| TYPE | DESCRIPTION |
| Mfr | Skyworks Solutions Inc. |
| Series | - |
| Package | Tube |
| Part Status | Obsolete |
| Type | Controller (PSE) |
| Number of Channels | 4 |
| Power - Max | 40 W |
| Internal Switch(s) | Yes |
| Auxiliary Sense | No |
| Standards | 802.3at (PoE+), 802.3af (PoE) |
| Voltage - Supply | 45V ~ 57V |
| Current - Supply | 4mA |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 40-VFQFN Exposed Pad |
| Supplier Device Package | 40-QFN (6x6) |
| Base Product Number | SI3453 |
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