Description
The CS3844/45 provides all the necessary features to implement off-line fixed frequency current-mode control with a minimum number of external components.

Features
■ Optimized for Offline Control
■ Temp. Compensated Oscillator
■ 50% Max Duty-cycle Clamp
■ VREF Stabilized before Output Stage is Enabled
■ Low Start-up Current
■ Pulse-by-pulse Current Limiting
■ Improved Undervoltage Lockout
■ Double Pulse Suppression
■ 1% Trimmed Bandgap Ref.
■ High Current Totem Pole Output