LTC9111

RECOMMENDED FOR NEW DESIGNS

Industrial SPoE PD Controller

Data Sheet (Rev. 0)

Part Models: 4
1ku List Price: Starting From $1.55

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Part Details

IEEE 802.3cg Compliant
Wide Input Voltage Range: 2.3V to 60V
Supports Serial Communication Classification Protocol (SCCP)
Wakeup Signature
Integrated 3.5V Standby Regulator
150μA Maximum Current During Classification

Drives Low-Side Bridge MOSFETs for Polarity Correction
Charge Pump Enhances External N-Channel MOSFET
Pin Programmable Class Configuration
Available in 12-Pin MSOP and DFN 4mm × 3mm Packages

Part Models: 4
1ku List Price: Starting From $1.55

Documentation

Data Sheet 1

LTC9111: Industrial SPoE PD Controller Data Sheet (Rev.0) 09/19/2022

Technical Articles 1

How to Transmit Power to Remote Places 04/19/2024

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
LTC9111RDE#PBF	12-Lead DFN (4mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC9111RDE#TRPBF	12-Lead DFN (4mm x 3mm w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC9111RMSE#PBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LTC9111RMSE#TRPBF	12-Lead MSOP w/ EP	Material Declaration Reliablity Data	Ultra Librarian SamacSys

This is the most up-to-date revision of the Data Sheet.

Reference Designs

Figure 1. CN0575 Simplified Block Diagram

10BASE-T1L Field Device Development Platform with Class 12 and 13 SPoE

View Detailed Reference Design

Features and Benefits

Data and Power Delivery using Single Pair Power over Ethernet
Power Class 12 and 13 Delivery Capable
Supports Longer Distances up to 1 km
Provides Speeds up to 10 MBPS
Works with Existing Software Stacks like PROFINET, EtherCat, MOD-BUS, and others