AS1844 - Akros Silicon

AS1844 Digital Power PoE PD Controllers

The AS18x4 product family integrates Akros GreenEdge™ Isolation technology with next generation Power-over-Ethernet (PoE) PD and power conversion technology to deliver groundbreaking power integration, and enable a new range of Digital Power PoE PD capabilities and solutions. A Type 1 (IEEE® 802.3af) and Type 2 (IEEE® 802.3at) compliant PD is integrated wit.

Features

   PoE PD Controller  Type 1 and Type 2 IEEE® 802.3af & 802.3at Compliant PD Automatic PoE-Plus (Type 2) detection in HW and I2C Modes Low Resistance PD Power FET Switch (0.5 typical) Primary‐Side DC‐DC Controller  High-efficiency DC-DC Controller with Digital Optimization Primary-Secondary High-voltage integrated Digital Isolation Programmable Primary Clock Frequency Local-power operation down to 9.5V Secondary‐Side Power Outputs  Programmable PWM Frequencies synched to External Clock Output #1: Sync Controller with programmable power FET timing for high efficiency at both .