• Part: UC3843B
  • Description: HIGH-PERFORMANCE CONTROLLER
  • Manufacturer: onsemi
  • Size: 738.31 KB
UC3843B Datasheet (PDF) Download
onsemi
UC3843B

Key Features

  • Trimmed Oscillator for Precise Frequency Control
  • Oscillator Frequency Guaranteed at 250 kHz
  • Current Mode Operation to 500 kHz
  • Automatic Feed Forward pensation
  • Latching PWM for Cycle−By−Cycle Current Limiting
  • Internally Trimmed Reference with Undervoltage Lockout
  • High Current Totem Pole Output
  • Undervoltage Lockout with Hysteresis
  • Low Startup and Operating Current
  • This is a Pb−Free and Halide−Free Device
UC3843B reference image

Representative UC3843B image (package may vary by manufacturer)