AS1891 60/90W PoE PD Controller
GreenEdge™ 60/90W PoE PD Controller with HV Isolation, Quad DC-DC Outputs with I2C based Management & Diagnostics
Now Obsolete – Please Contact us for possible alternatives
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PoE PD Controller
- Fully Integrated 60/90W PD controller
- Backwards compatible with Type 1 and Type 2 IEEE® 802.3af/at Compliant PD
- 60/90W power up can be controlled by PSE or AS1891
- AS1891 will control safe 60/90W delivery from “Dumb” sources
- 4-pair power detection & secondary side logic notification
- Automatic Type 1, Type2 & 60W PoE detection in HW & I2C Modes
Primary-Side DC-DC Controller
- High-efficiency DC-DC Controller with Digital Optimization
- Primary-Secondary High-voltage integrated Digital Isolation
- Programmable Primary Clock Frequency
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 light and full load
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