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HT2801S - High Accuracy CV/ CC Primary Sensing Regulation Controller IC

General Description

HT2801S is high performance primary sensing regulation and monolithic switchingmode power controller which is designed for small- power supply equipment with current mode control.

Built- in accurate CV/CC control circuit.

Key Features

  • Built- in 800V power BJT.
  • PSR control, eliminates Opto- coupler and TL431.
  • Accurate CV/CC control.
  • Hysteresis over- temperature protection (OTP) circuit.
  • High efficiency and meet Level 6 efficiency standards.
  • Output voltage protection (OVP/UVLO).

📥 Download Datasheet

Datasheet Details

Part number HT2801S
Manufacturer HOTCHIP
File Size 1.02 MB
Description High Accuracy CV/ CC Primary Sensing Regulation Controller IC
Datasheet download datasheet HT2801S Datasheet

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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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HOTCHIP HT2801S High Accuracy CV/ CC Primary Sensing Regulation Controller IC Description HT2801S is high performance primary sensing regulation and monolithic switchingmode power controller which is designed for small- power supply equipment with current mode control. Built- in accurate CV/CC control circuit. High integration design, a high performance power BJT and PFM controller and full protection circuits in single chip, to minimize external components and save the cost effectively. HT2801S can be simply designed a typical flyback switch converter, the unique driving technology promotes the characteristics of withstand voltage and achieves excellent converting efficiency . Fig. 1. CC vs CV Curve ( Typ.