30W Powered Device (PD) with Integrated DC-DC Controller

The AS1130 is a single-chip, CMOS solution for Power over Ethernet (PoE). Applications include Voice over IP (VoIP) Phones, Wireless LAN Access Point, Security and Web Cameras, Analog Telephone Adapters (ATA) and Point of Sales Terminals.

By using high-volume standard CMOS technology, Akros enables its customers to bring to market higher performance PoE devices with low cost and a small footprint.


  • Voice over IP (VoIP) phones
  • Wireless LAN Access Points (WAP)
  • Pan, Tilt and Zoom security and Web Cameras
  • Analog Telephone Adapters (ATA)
  • Point of Sale (PoS) Terminal



The AS1130 is a fully integrated PD and architected at a system level to provide the following features:

  • Fully supports IEEE® Std. 802.3af-2003 and the pre-standard IEEE® Std. 802.3at power requirements
  • Integrated cable discharge protection meets IEC 61000-4-2/3/4/5/6 requirements for electric discharge
  • Meets IEC 60950 overvoltage protection
  • Integrated DC-DC converter provides exceptional EMI performance
  • Programmable DC current limit up to 800 mA
  • Supports “two finger” classification for pre-standard IEEE® Std. 802.3at-2006 higher power PD applications
  • Provides seamless support for local power
  • Over temperature protection
  • 5x5 mm QFN Package, RoHS compliant 


Block Diagram




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