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SC1139DG - Accurate CV Switcher

Key Features

  • Compensates for cable voltage drop.
  • Compensates for external component temperature variations.
  • Very tight IC parameter tolerances using proprietary trimming technology.
  • Frequency jittering greatly reduces EMI filter cost.
  • Operation frequency of 105 kHz to minimize transformer size.
  • Minimum operation frequency of 1.4 kHz improved transient load response Advanced Protection/Safety Features.
  • Auto-restart protection reduces power.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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SC1139DG Energy-Efficient, Accurate CV Switcher With CC Control for Adapters and Chargers Product Highlights Dramatically Simplifies CV Converters • Eliminates optocoupler and all secondary CV/CC control circuitry • Eliminates all control loop compensation circuitry • Enables Clampless™ designs Advanced Performance Features • Compensates for cable voltage drop • Compensates for external component temperature variations • Very tight IC parameter tolerances using proprietary trimming technology • Frequency jittering greatly reduces EMI filter cost • Operation frequency of 105 kHz to minimize transformer size • Minimum operation frequency of 1.