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OB2268AP - Current Mode PWM Controller

Download the OB2268AP datasheet PDF. This datasheet also covers the OB2269 variant, as both devices belong to the same current mode pwm controller family and are provided as variant models within a single manufacturer datasheet.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (OB2269_Liteon.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number OB2268AP
Manufacturer LITEON
File Size 249.45 KB
Description Current Mode PWM Controller
Datasheet download datasheet OB2268AP Datasheet

General 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.

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

Overview

GENERAL.

Key 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.