This product is shortly to be EOL’d and is therefore not recommended for new designs. Existing customers should contact their local sales office for more information.

Kinetic Technologies recommends the pin-to-pin compatible KTA1137A for all existing and new designs.

13W/30W 802.3af/at PoE PD and Integrated DC-DC Controller


  • Full support of both IEEE® Std. 802.3af-2005 and IEEE® Std. 802.3at-2009 power requirements
  • “2-Event” classification for 802.3at higher power PDs
  • Robust Type 2 PSE detector with proprietary digital filtering for line noise to eliminate false positives
  • IEC 61000-4-2/3/4/5/6 requirements for EMC Compliance
  • Integrated Surge Protection for 15kV/8kV System level ESD Compliance
  • Integrated DC-DC controller for exceptional EMI performance
  • Programmable DC current limit up to 720mA for 30W applications
  • Seamless support for local power, down to 9.5V
  • Implemented in robust 100V automotive process
  • Low Rds-on Hot-Swap FET (typical 0.8Ω)
  • Integrated Short-Circuit Protection
  • Over temperature protection
  • Industrial temperature range, -40°C to +85°C
  • 5×5 mm, 20 lead QFN Package, RoHS compliant


  • Pan, tilt and zoom (PTZ), security and web cameras
  • Voice over IP (VoIP) phones
  • Wireless LAN access points, WiMAX terminals
  • Point-of-sale (PoS) terminals, RFID terminals
  • Thin clients and notebook computers
  • Fiber-to-the-home (FTTH) terminals

Key Electrical Specifications

Vin(Min) Vin(Max) PoE PD Support Control  Topology Number of Output Rails High Voltage Isolation Package
9.5V 57V 802.3af&at HW Mode Flyback 1 External QFN-5×5-20L-0.9

Typical Application Diagram