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FT838NB - Low-Power Off-Line CC/CV Switch

Description

The FT838NB/FT838RNA controller device is optimized for high-performance, low power switching mode power supply applications.

Features

  • Constant-Current (CC) and Constant-Voltage (CV) with Primary Side Control.
  • Proprietary technology enabling high efficiency and fast dynamic response.
  • No audible noise over entire operating range.
  • Built-in power NPN.
  • Built-in Cable Compensation.
  • Built-in Line Compensation.
  • Primary-side feedback eliminates opto-coupler and TL431.
  • Cycle-by-Cycle Current Limiting.
  • Over Temperature Protection.
  • VCC Over Voltage Protection.
  • Open Circuit Protection.

📥 Download Datasheet

Datasheet Details

Part number FT838NB
Manufacturer Fremont Micro Devices
File Size 374.60 KB
Description Low-Power Off-Line CC/CV Switch
Datasheet download datasheet FT838NB Datasheet

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Full PDF Text Transcription

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Fremontmicro USA Use Only Fremont Micro Devices FT838NB/FT838RNA Low-Power Off-Line CC/CV Switch FEATURES  Constant-Current (CC) and Constant-Voltage (CV) with Primary Side Control  Proprietary technology enabling high efficiency and fast dynamic response  No audible noise over entire operating range  Built-in power NPN  Built-in Cable Compensation  Built-in Line Compensation  Primary-side feedback eliminates opto-coupler and TL431  Cycle-by-Cycle Current Limiting  Over Temperature Protection  VCC Over Voltage Protection  Open Circuit Protection TYPICAL APPLICATION  Adapter/Charger for Cell/Cordless Phones, PDAs, MP3 and Other Portable Apparatus  Standby and Auxiliary Power Supplies Set Top Boxes (STB)  AC/DC LED Driver applications DESCRIPTION The FT838NB/FT838RNA contr
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