Description
OB2276 is a highly integrated current mode PWM control IC optimized for high performance, low standby power and cost effective offline flyback converter applications.
Features
- Power on Soft Start Reducing MOSFET Vds Stress.
- Frequency shuffling for EMI.
- Extended Burst Mode Control For Improved
Efficiency and Minimum Standby Power Design.
- Audio Noise Free Operation.
- Fixed 65KHZ Switching Frequency.
- Comprehensive Protection Coverage o VDD Under Voltage Lockout with
Hysteresis (UVLO) o Cycle-by-cycle over current threshold
setting for constant output power limiting over universal input voltage range o Overload Protection (OLP) with autorecov.