Datasheet4U Logo Datasheet4U.com

KA7521 - ELECTRONIC BALLAST CONTROLLER

Key Features

  • Dimming Control.
  • 3 Step Soft start.
  • ZVS Driving.
  • DC feed-forward.
  • No Lamp Protection.
  • Over temperature protection with Variable Hysteresis.
  • Option Comparator.
  • Internal UVLO 16 DIP.

📥 Download Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
KA7524 POWER FACTOR CONTROLLER Unisonic Technologies
KA7524 POWER FACTOR CONTROLLER Contek
KA7524B Power Factor Correction Controller Fairchild
KA75250 Voltage Detector Fairchild
KA75250M Voltage Detector Fairchild

Other Datasheets by Fairchild (now onsemi)

Part Number Description
KA7522 DIMMING BALLAST CONTROLLER
KA7522D DIMMING BALLAST CONTROLLER
KA75360 Voltage Detector
KA75390 Voltage Detector
KA7405D 2-Channel DC Motor Driver

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.

View original datasheet text
KA7521 BALLAST CONTROLLER ELECTRONIC BALLAST CONTROLLER The KA7521 is a electronic ballast controller for fluorescent inverter system. It contains soft start, no lamp protection and over temperature protection. With the zero voltage switching, it can also provide low noise and low power loss. FEATURES • Dimming Control • 3 Step Soft start • ZVS Driving • DC feed-forward • No Lamp Protection • Over temperature protection with Variable Hysteresis • Option Comparator • Internal UVLO 16 DIP ORDERING INFORMATION Device KA7521 Package 16 DIP ÎOperating Temperature -25 ~ + 100 BLOCK DIAGRAM ©1999 Fairchild Semiconductor Corporation Rev.