LTC4278CDKD-1
IC POE CNTRL 1 CHANNEL 32DFNManufacturer: Analog Devices Inc.
Categories: Power Over Ethernet (PoE) Controllers
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The Analog Devices Inc. LTC4278CDKD-1 is a single-channel Power Over Ethernet (PoE) controller designed for IEEE 802.3at (PoE+) and 802.3af (PoE) compliant Power Sourcing Equipment (PSE). This component integrates internal switches and features auxiliary sense capability. It operates over a voltage range of 37.2V to 60V and supports power delivery up to 25.5W. The LTC4278CDKD-1 is housed in a 32-DFN (7x4) package with an exposed pad for enhanced thermal performance, suitable for surface mounting. Typical applications for this controller include network infrastructure, wireless access points, and IP surveillance systems that benefit from Power over Ethernet connectivity. The device operates within a temperature range of 0°C to 70°C.
Additional Information
Series: -RoHS Status: unknownManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | 32-WFDFN Exposed Pad |
| Mounting Type | Surface Mount |
| Type | Controller (PD), DC/DC |
| Operating Temperature | 0°C ~ 70°C |
| Voltage - Supply | 37.2V ~ 60V |
| Current - Supply | 1.35mA (Max) |
| Internal Switch(s) | Yes |
| Standards | 802.3at (PoE+), 802.3af (PoE) |
| Supplier Device Package | 32-DFN (7x4) |
| Auxiliary Sense | Yes |
| Number of Channels | 1 |
| Power - Max | 25.5 W |
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