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| Part Number | LTC4290BIUJ#PBF | LTC4290CIUJ#PBF | LTC4290AIUJ#PBF |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Linear Technology | Analog Devices Inc. |
| Product Status | Active | Active | Active |
| Type | Controller (PSE) | Controller (PSE) | Controller (PSE) |
| Number of Channels | 8 | 8 | 8 |
| Power - Max | 25.5 W | 13 W | 90 W |
| Internal Switch(s) | No | No | No |
| Auxiliary Sense | No | No | No |
| Standards | 802.3at (PoE+), 802.3af (PoE) | 802.3af (PoE) | 802.3at (PoE+), 802.3af (PoE), LTPoE++ |
| Voltage - Supply | 3V ~ 3.6V | 3V ~ 3.6V | 3V ~ 3.6V |
| Current - Supply | 10mA | 10mA | 10mA |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 40-WFQFN Exposed Pad | 40-WFQFN Exposed Pad | 40-WFQFN Exposed Pad |
| Supplier Device Package | 40-QFN (6x6) | 40-QFN (6x6) | 40-QFN (6x6) |
