LTC4278CDKD-1
- Mfr.Part #
- LTC4278CDKD-1
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 32-WFDFN Exposed Pad
- Datasheet
- Download
- Description
- IC POE CNTRL 1 CHANNEL 32DFN
- Stock
- 26,511
- In Stock :
- 26,511
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Power Over Ethernet (PoE) Controllers
- Power - Max :
- 25.5W
- Internal Switch(s) :
- yes
- Voltage - Supply :
- 37.2V~60V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Supplier Device Package :
- 32-DFN (7x4)
- RoHS Status :
- Non-RoHS Compliant
- Auxiliary Sense :
- yes
- Number of Channels :
- 1
- Package / Case :
- 32-WFDFN Exposed Pad
- Operating Temperature :
- 0°C~70°C
- Packaging :
- Tube
- Type :
- Controller (PD), DC/DC
- Standards :
- 802.3at (PoE+), 802.3af (PoE)
- Current - Supply :
- 1.35mA Max
- Datasheets
- LTC4278CDKD-1

Power Over Ethernet (PoE) Controllers Analog Devices, Inc. LTC4278CDKD-1 Overview
The LTC4278CDKD-1 from Analog Devices, Inc. is a highly efficient Power Over Ethernet (PoE) controller, designed for seamless integration into various networking and communication devices requiring robust power solutions. This advanced IC controls single-channel PoE systems, making it an essential component for applications requiring reliable power distribution over Ethernet cables. The Power Over Ethernet (PoE) Controllers Analog Devices, Inc. LTC4278CDKD-1 ensures stable operation and optimized power management to enhance the performance and reliability of networked devices.
LTC4278CDKD-1 Features
The LTC4278CDKD-1 IC boasts a variety of features designed to improve system reliability and efficiency. These include automatic detection and classification of PoE devices, advanced thermal management, and programmable power up to 90W per port. Additionally, it supports a wide input voltage range and incorporates comprehensive protection mechanisms such as over-current, over-voltage, and under-voltage lockout, ensuring safe and stable operation under various electrical conditions.
LTC4278CDKD-1 Applications
- IP Surveillance Cameras: Powers cameras over Ethernet, reducing the need for additional power supplies and enabling easier and faster installation.
- Wireless Access Points (WAPs): Facilitates centralized power management and deployment in challenging environments without nearby power outlets.
- VoIP Phones: Delivers power along with data over a single Ethernet cable to VoIP phones, streamlining the infrastructure and reducing clutter.
- Point of Sale (POS) Systems: Ensures reliable power delivery to POS systems, essential for continuous uptime in retail environments.
- Network Routers and Switches: Enables centralized power control and provisioning, simplifying the management of network infrastructure.
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