OB2269 Datasheet (Liteon) - Current Mode PWM Controller

OB2269, Current Mode PWM Controller

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.

PWM switching frequency at normal operation is externally programmable and trimmed to tight range.

At no l

OB2269 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)