OB2268/OB2269
High Performance Current Mode PWM Controller
OB2268/OB2269 is a highly integrated PWM control IC designed for AC/DC switch mode power applications. Implemented with On-Bright patented proprietary technology, it achieves low standby power and high efficiency at reduced BOM cost. It also features comprehensive protection coverage and performance enhancement (EMI, etc).
Features:
◆ Built-in leading edge blanking(LEB) at current sense input
◆ VDD over voltage protection (OVP)
◆ Over temperature protection (OTP)
◆ VDD under voltage lockout with hysteresis (UVLO)
◆ Over load protection (OLP)
◆ Built-in line compensated OCP achieving balanced OCP over universal input
◆ Frequency shuffling improving EMI performance (OB2269 only)
◆ Available in DIP8 and SOP8 packages,RoHS compliant
Applications:
◆ LCD Monitor/TV Power
◆ DVD Power
◆ Notebook Adapter
◆ PC/TV/Set-Box Power