LTC4259A

NOT RECOMMENDED FOR NEW DESIGNS

Quad IEEE 802.3af Power over Ethernet Controller with AC Disconnect

Data Sheet Product Selection Table

Part Models: 2
1ku List Price: Starting From $9.13

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Part Details

Controls Four Independent – 48V Powered
Ethernet Ports
Each Port Includes:

IEEE 802^®.3af Compliant PD Detection and Classification
Output Current Limit with Foldback
Short-Circuit Protection with Fast Gate Pull-Down
PD Disconnect Using AC or DC Sensing
Power Good Indication

Operates Autonomously or Controlled by I²C^™
Serial Interface
4-Bit Programmable Digital Address Allows Control of Up to 64 Ports
Programmable INT Pin Eliminates Software Polling
Current and Duty Cycle Limits Protect External FETs
Available in a 36-Pin SSOP Package

Part Models: 2
1ku List Price: Starting From $9.13

Documentation

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
LTC4259ACGW#PBF	36-Lead SSOP (Wide 0.3 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC4259ACGW#TRPBF	36-Lead SSOP (Wide 0.3 Inch)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Aug 10, 2022 - 22_0174 Laser Top Mark Conversion for SSOP_W Package Assembled in ADPG [PNG]
		PCN22_0174_Form Material_Report Delta Qualification Matrix
LTC4259ACGW#PBF	PRODUCTION
LTC4259ACGW#TRPBF	PRODUCTION