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| Part Number | LT4276CHUFD#PBF | LT4276CIUFD#PBF | LT4276AHUFD#PBF | LT4276BHUFD#PBF |
|---|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Active | Active | Active | Active |
| Type | Controller (PD), DC/DC | Controller (PD), DC/DC | Controller (PD), DC/DC | Controller (PD), DC/DC |
| Number of Channels | 1 | 1 | 1 | 1 |
| Power - Max | 13 W | 13 W | 90 W | 25.5 W |
| Internal Switch(s) | No | No | No | No |
| Auxiliary Sense | Yes | Yes | Yes | Yes |
| Standards | 802.3af (PoE) | 802.3af (PoE) | 802.3at (PoE+), 802.3af (PoE), LTPoE++ | 802.3at (PoE+), 802.3af (PoE) |
| Voltage - Supply | 60V (Max) | 60V (Max) | 60V (Max) | 60V (Max) |
| Current - Supply | 2mA (Max) | 2mA (Max) | 2mA (Max) | 2mA (Max) |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 85°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad | 28-WFQFN Exposed Pad |
| Supplier Device Package | 28-QFN (4x5) | 28-QFN (4x5) | 28-QFN (4x5) | 28-QFN (4x5) |
