Description
AS1860 60/90W PoE PD Controller
- Digitally Isolated Programmable Power
- 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 AS1860
- AS1860 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
- 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 light and full load
- Outputs #2 & #3: Buck Regulators w/2A FETs
- Output #4: DC-DC Controller for Buck, Boost, or LED Boost platform applications
Key Applications
- Voice-over-IP (VoIP) phones
- Wireless LAN & WiMAX access points (WAP)
- Pan, Tilt, Zoom (PTZ) Cameras, IP cameras
- Thin-client and notebook computers
- Fiber-to-the-home (FTTH) terminals
- Point-of-sale (PoS) terminals, RFID readers
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