Description

OB2269 SMPS PWM Power IC

The OB2269 is a high-performance PWM (Pulse Width Modulation) power IC designed for use in Switch Mode Power Supplies (SMPS). This IC is commonly used in a variety of power supply applications, including adapters, chargers, and other small electronic devices.

Key Features:

1. High Efficiency: The OB2269 is designed to deliver high efficiency in power conversion, reducing energy loss and heat generation.
2. PWM Control: It uses PWM control to regulate the output voltage and current, ensuring stable power delivery.
3. Overload Protection: The IC includes built-in protection features such as overload, overvoltage, and over-temperature protection, enhancing the safety and reliability of the power supply.
4. Low Standby Power: It has a low standby power consumption, making it ideal for energy-efficient designs.
5. Frequency Jittering: This feature helps in reducing EMI (Electromagnetic Interference), which is crucial for compliance with international EMI standards.
6. Built-in Startup Circuit: The OB2269 includes a built-in high voltage startup circuit, simplifying the design and reducing external component count.

Typical Applications:

• AC-DC adapters
• LED drivers
• Battery chargers
• Standby power supplies