LINEAR TECHNOLOGY  DC1843A  Demonstration Board, Power Over Ethernet (POE), Digital Isolation, I2C, Low Power Dissipation

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Product Overview

Demonstration kit DC1843A is an 8-port Type 2 power sourcing equipment composed of a DC1842A daughter card and DC1680A motherboard. The kit is used for evaluation of the LTC4290B and LTC4271 PSE chipset. Up to 8 powered devices can be connected and powered from this system using a single power supply. A DC590 is connected to the DC1680A for I²C interfacing with QuikEval™.
  • Eight independent power sourcing equipment channels
  • Compliant with IEEE 802.3at Type 1 and 2
  • Chipset provides electrical isolation
  • Low power dissipation
  • Very high reliability 4-Point powered device detection
  • Supports 2-pair and 4-pair output power
  • 1MHz I²C compatible serial control interface
  • B power grade PoE+ 25.5W
Companion with DC590B USB serial controller board, sold separately.


Product Information

Silicon Manufacturer:
Linear Technology
Silicon Core Number:
Kit Application Type:
Power Management
Application Sub Type:
Power Over Ethernet (POE), PSE Controller
Kit Contents:
Daughter Card DC1842A, Motherboard DC1680A
Product Range:
Digital Isolation, I2C Interface, Low Power Dissipation, up to 8 PDs can be Connected
No SVHC (17-Dec-2015)

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  • Power Management;
  • Communications & Networking


Companion with DC590B USB serial controller board, sold separately.

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