GreenEdge™ HV Isolation 9-57VDC Quad-output Power SoC

  • 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
  • EMC Compliance and Protection
    • Slew-rate-controlled power drivers
    • Multi-phased PWM clocking, with External Sync clock option
    • Optional spread-spectrum clocking available for all PWMs
    • Over-current, Under/Over-voltage and Short-circuit Protection
    • High-temperature warning and shutdown
    • Meets IEC 61000-4-2/3/4/5/6, IEC60747, IEC 60950, DIN EN60747-5-2 (VDE0884), & UL1577 requirements for EMC compliance and basic isolation to 2120 VDC (1500 VRMS)
    • 100V Process for PoE transient voltage robustness


  • 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

Key Electrical Specifications

Vin(Min) Vin(Max) Max Output Power Number of Output Rails High Voltage Regulation Package
9V 57V 20W 4 Integrated QFN-9×9-64L-0.9

Typical Application Diagram