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UC3844 Current Mode Controller IC

20.00 inc. GST
  • High Performance Current Mode Controller
  • Total Power Supply and Zener Current: 30mA
  • Output Current: 1A
  • Reference Output Voltage: 5V
  • Line Regulation Max: 20mV
  • Load Regulation Max: 25mV
  • Frequency: 52KHz
  • Input Bias Current Max: -10µA
  • Propagation Delay Max: 300ns
  • Low Level Output Voltage: 0.1V
  • High Level Output Voltage: 13.5V
  • Startup Threshold Max: 17.5V
  • Package: DIP-8
  • Optimized for off-line and DC-to-DC converters
  • Low start-up current (< 1 mA)
  • Automatic feedforward compensation
  • Pulse-by-pulse current limiting
  • Enhanced load-response characteristics
  • Undervoltage lockout with hysteresis
  • Double-pulse suppression
  • High-current totem-pole output
  • Internally trimmed bandgap reference
  • Up to 500-kHz operation
  • Error amplifier with low output resistance