Manufacturer Part Number
LTC4270BIUKG
Manufacturer
Analog Devices
Introduction
The LTC4270BIUKG is a Power over Ethernet (PoE) Controller IC designed for Power Sourcing Equipment (PSE) applications.
Product Features and Performance
Power Over Ethernet (PoE) PSE Controller
Supports up to 12 powered devices
Compliant with IEEE 802.3at (PoE+), IEEE 802.3af (PoE), LTPoE++ standards
Does not include internal switches, requiring external components for power distribution
Supports a wide voltage supply range (45V to 57V)
Offers a low supply current (9mA)
Able to operate in a wide temperature range (-40°C to 85°C)
Designed for surface mount applications
Product Advantages
Capable of delivering up to 25.5W of power per channel
Ideal for high-density PoE applications
No internal switches enhance design flexibility
Extensive compatibility with various PoE standards increases application scope
Key Technical Parameters
Number of Channels: 12
Power - Max: 25.5W
Voltage - Supply: 45V to 57V
Current - Supply: 9mA
Operating Temperature: -40°C to 85°C
Mounting Type: Surface Mount
Quality and Safety Features
Designed to operate reliably in extreme temperature conditions
Must be paired with high-quality external power distribution components to ensure safety and efficiency
Compatibility
IEEE 802.3at (PoE+)
IEEE 802.3af (PoE)
LTPoE++
Application Areas
Commercial networking equipment
IP Cameras
Voice over IP Phones
Wireless Access Points
Network Switches and Routers
Product Lifecycle
Obsolete
Potential for availability of replacements or upgrades, subject to market availability and Analog Devices' provision
Several Key Reasons to Choose This Product
Able to power multiple PoE devices efficiently
Support for both PoE and PoE+ standards maximizes compatibility
Suitable for use in commercial and industrial environments with wide operating temperature range
Assurance of quality from a well-known manufacturer, Analog Devices
While obsolete, may still be ideal for maintaining existing equipment or designs where the component is already integrated
LTC4270BUKG#PBFLinear Technology / Analog Devices