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| Part Number | LTC4270AIUKG | LTC4270BIUKG | LTC4270CIUKG |
|---|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Status | Obsolete | Obsolete | Obsolete |
| Type | Controller (PSE) | Controller (PSE) | Controller (PSE) |
| Number of Channels | 12 | 12 | 12 |
| Power - Max | 90 W | 25.5 W | 13 W |
| Internal Switch(s) | No | No | No |
| Auxiliary Sense | No | No | No |
| Standards | 802.3at (PoE+), 802.3af (PoE), LTPoE++ | 802.3at (PoE+), 802.3af (PoE), LTPoE++ | 802.3at (PoE+), 802.3af (PoE), LTPoE++ |
| Voltage - Supply | 45V ~ 57V | 45V ~ 57V | 45V ~ 57V |
| Current - Supply | 9mA | 9mA | 9mA |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 52-WFQFN Exposed Pad | 52-WFQFN Exposed Pad | 52-WFQFN Exposed Pad |
| Supplier Device Package | 52-QFN (7x8) | 52-QFN (7x8) | 52-QFN (7x8) |
