The CS2841B provides all the necessary features to implement off−line fixed frequency current−mode control with a minimum number of external components.

FEATUREs
• Optimized for Off−Line Control
• Internally Trimmed Temperature Compensated Oscillator
• Maximum Duty−Cycle Clamp
• VREF Stabilized Before Output Stage Enabled
• Low Start−Up Current
• Pulse−By−Pulse Current Limiting
• Improved Undervoltage Lockout
• Double Pulse Suppression
• 1.0 % Trimmed Bandgap Reference
• High Current Totem Pole Output
• Pb−Free Packages are Available*