Description
OB2268/9 is a highly integrated current mode PWM control IC optimized for high performance, low standby power and cost effective offline flyback converter applications in above 20W power level..
Features
- Extended Burst Mode Control For Improved Efficiency and Minimum Standby Power Design.
- Audio Noise Free Operation.
- External Programmable PWM Switching
Frequency.
- Internal Synchronized Slope Compensation.
- Low VIN/VDD Startup Current(4uA) and Low
Operating Current (2.3mA).
- Leading Edge Blanking on Current Sense Input.
- Complete Protection Coverage With Auto Self-
Recovery o External Programmable Over Temperature
Protection (OTP) o With or Without On-chip VDD OVP f.
