AS1138 802.3af/at PoE PD Controller

802.3af/at PoE PD with 2-event classification, ATdetect 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
• Type 2 PSE detection per 802.3at standard
• 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)
• Over temperature protection
• Industrial temperature range, -40º to +85ºC
• 5×5 mm, 20 lead QFN Package, RoHS compliant