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UC3843BDG|ONSEMI|simage
UC3843BDG|ONSEMI|limage
PWM and Resonant Controllers

UC3843BDG

Current Mode PWM Controller 1A 500kHz 14-Pin SOIC N Tube

onsemi
Datasheets 

Product Technical Specifications
  • EU RoHS
    Compliant
  • ECCN (US)
    EAR99
  • Part Status
    Obsolete
  • HTS
    8542.31.00.30
  • Automotive
    No
  • PPAP
    No
  • Type
    Current Mode PWM Controller
  • Control Method
    Current
  • Topology
    Boost|Flyback
  • Number of PWM Outputs
    1
  • Oscillator Accuracy (kHz)
    250
  • Maximum Switching Frequency (kHz)
    500
  • Maximum Duty Cycle (%)
    96(Typ)
  • Output Current (mA)
    1000(Max)
  • Rise Time (ns)
    50
  • Fall Time (ns)
    50
  • Operating Supply Voltage Range (V)
    30(Max)
  • Maximum Operating Supply Voltage (V)
    30
  • Maximum Supply Current (mA)
    12(Typ)
  • Maximum Power Dissipation (mW)
    862
  • Adjustable Output
    No
  • On/Off Pin
    No
  • Synchronous Pin
    No
  • Minimum Operating Temperature (°C)
    0
  • Maximum Operating Temperature (°C)
    70
  • Packaging
    Tube
  • Mounting
    Surface Mount
  • Package Height
    1.5(Max) mm
  • Package Width
    4(Max) mm
  • Package Length
    8.75(Max) mm
  • PCB changed
    14
  • Standard Package Name
    SO
  • Supplier Package
    SOIC N
  • Pin Count
    14
  • Lead Shape
    Gull-wing

Documentation and Resources

Datasheets
Design resources