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LNK457 - Single-Stage LED Driver

Download the LNK457 datasheet PDF (LNK454 included). The manufacturer datasheet provides complete specifications, pinout details, electrical characteristics, and typical applications for single-stage led driver.

Features

  • Optimized for non-isolated flyback designs.
  • Frequency jitter greatly reduces EMI filter size and costs.
  • Low dissipation direct sensing of LED current Advanced Protection and Safety Features.
  • Cycle skipping regulation for abnormally low output power to clamp peak output current delivered.
  • 725 V integrated power MOSFET allows small bulk capacitance and maximizes power capability.
  • Short-ci.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (LNK454_PowerIntegrations.pdf) that lists specifications for multiple related part numbers.

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Full PDF Text Transcription

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LNK454/456-458/460 LinkSwitch™-PL Family LED Driver IC with TRIAC Dimming, Single-Stage PFC and Constant Current Control for Non-Isolated Applications Product Highlights Dramatically Simplifies Off-line LED Drivers • Flicker-free phase-controlled TRIAC dimming • Single-stage power factor correction and accurate constant current (CC) output • Very low component count with small non-electrolytic bulk capacitor for compact replacement lamp designs • Compact SO8, eSOP, and eDIP packages • Completely eliminates control loop compensation Advanced Performance Features • Optimized for non-isolated flyback designs • Frequency jitter greatly reduces EMI filter size and costs • Low dissipation direct sensing of LED current Advanced Protection and Safety Features • Cycle skipping regulation
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