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LTC4257-1 - Power over Ethernet Interface Controller

Linear Technology

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Datasheet Details

Part number	LTC4257-1
Manufacturer	Linear Technology
File Size	270.54 KB
Description	Power over Ethernet Interface Controller
Datasheet	LTC4257-1_LinearTechnology.pdf

LTC4257-1 Product details

Features

Complete Power Interface Port for IEEE 802®.3af Powered Devices (PDs).
Onboard 100V, 400mA Power MOSFET.
Precision Dual Level Current Limit.
Onboard 25k Signature Resistor with Disable.
Programmable Classification Current (Class 0-4).
Undervoltage Lockout.
Thermal Overload Protection.
Power Good Signal.
Available in 8-Pin SO and Low Profile (3mm × 3mm) DFN Packages U.

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Published: Mar 27, 2005 |