Manufacturer Part Number
LT4276AHUFD#PBF
Manufacturer
Analog Devices
Introduction
The LT4276 is a Power over Ethernet (PoE) controller chip designed to integrate PoE power reception and DC/DC conversion functionality into one solution.
Product Features and Performance
Integrates PoE power device (PD) interface and DC/DC controller
Supports IEEE 802.3at (PoE+), 802.3af (PoE), and LTPoE++ standards
Capable of delivering up to 90W of power
Does not include internal switches, offering design flexibility
Features auxiliary power sense for enhanced power management
Operates with a supply voltage up to 60V
Low current consumption with a maximum of 2mA
Supports a wide operating temperature range from -40°C to 125°C
Product Advantages
High power capability suitable for demanding applications
Flexible power input options enhance usability across different power sources
Low power consumption improves system efficiency
Robust temperature range ensures reliability in harsh environments
Key Technical Parameters
Power Max: 90W
Voltage Supply: 60V (Max)
Current Supply: 2mA (Max)
Operating Temperature: -40°C ~ 125°C
Mounting Type: Surface Mount
Package / Case: 28-WFQFN Exposed Pad
Standards: 802.3at, 802.3af, LTPoE++
Quality and Safety Features
Manufactured by Analog Devices, known for high-quality standards
Designed for safe operation in a wide range of environments and conditions
Compatibility
Versatile compatibility with various PoE standards including 802.3at, 802.3af, and LTPoE++
Flexible design choices due to lack of internal switches
Application Areas
IP Cameras
VoIP Phones
Wireless Access Points
Industrial Controls
Product Lifecycle
Currently active product status
No indication of nearing discontinuation, ensuring long-term availability and support
Several Key Reasons to Choose This Product
High power output capability up to 90W for demanding applications
Supports a broad range of PoE standards, offering great flexibility in application
Low operational current enhances overall system power efficiency
Reliable operation ensured by a robust operating temperature range
Backed by Analog Devices' reputation for quality and reliability
LT4275CIMS#PBFLinear TechnologyLTPOE++/POE+/POE PD CONTROLLER