XDPL8210

综述

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

The XDP™ control IC XDPL8210 is a digital, single-stage, quasi-resonant flyback controller with high power factor and high precision primary side controlled constant current output. Main application field for XDPL8210 control IC is cost-effective, constant current, single stage LED drivers. XDPL8210 provides an easy way to design high performance LED drivers with various features. Sophisticated algorithms feature flicker-free dimming below 1%, supporting IEC61000-3-2 Class C designs over wide load range.

特征描述

  • Programmable constant current output with primary side regulation
  • Dimming with PWM input and Analog output current modulation
  • Supports AC and DC input
  • Nominal input voltage range 100VAC – 277VAC
  • Reference board efficiency > 90%
  • Power factor >0.9 and THD < 15% over wide load range
  • Highly accurate primary side control output current typ. ±2%
  • 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)
  • Tunable, digital parameters
  • Configurable brown-out and brown-in protections
  • Relevant error conditions are monitored and protected
    • Undervoltage
    • Overvoltage
    • Open load
    • Output shorted

优势

  • The XDPL8210 enables the design of 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

潜在应用

  • LED driver with constant current and limited power primary side regulation
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