XDPL8105

Überblick

Digital flyback XDP™ control IC with high power factor and primary side regulation for cost-effective LED drivers

The XDPL8105 is a digital, single stage flyback controller with high power factor for constant current output LED drivers. The device offers versatile functions for different applications in indoor and outdoor LED lighting. The advanced control algorithms in the digital core of the XDPL8105 provide multi-mode operation for high efficiency. Configurable parameters allow last minute changes, shorten the product development and reduce hardware variants. The extensive set of adjustable standard and sophisticated protection mechanisms ensure safe, reliable and robust LED drivers for a wide set of use cases.

Zusammenfassung der Merkmale

  • Programmable constant current output with primary-side regulation
  • Supports AC and DC input
  • Nominal input voltage range 100VAC – 277VAC or 127VDC – 430VDC
  • Reference board efficiency > 90%
  • Power factor >0.9 and THD < 15% over wide load range
  • Output voltage range can vary by a factor of 4 (e.g. 14V-56V)
  • Highly accurate primary-side control output current typ. ±3%
  • Temperature guard with adaptive thermal management with on-chip sensor
  • Digital control selects automatically best mode of operation, depending on actual requirements
    • QRM (quasi-resonant mode)
    • DCM (discontinuous conduction mode)
    • ABM (active burst mode)
  • Digital parameters
  • Configurable brown-out and brown-in protections
  • Relevant error conditions are monitored and protected
    • Undervoltage
    • Overvoltage
    • Open load
    • Output shorted

Vorteile

  • The XDPL8105 enables to implement high performance and innovative value LED driver with small effort
  • Reduced BoM minimizes system cost and increases flexibility
  • High reliability features improve lifetime of the driver
  • Fast design cycle reduces time to market and efforts for value products
  • Supply chain efficiency optimizes stock keeping and enables high flexibility

Potentielle Zielanwendungen

  • Dimmable LED driver with constant current primary regulation
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