OB2273,Current Mode PWM Controller,SOT23-6

The OB2273 is a high-performance current mode PWM controller optimized for cost-effective offline flyback converter applications. Its advanced design enables low standby power through extended burst mode and frequency shuffling, improving overall energy efficiency. Designed for compact applications, it comes in a SOT23-6 package that is easy to integrate into surface-mount designs.

With features like low startup current, soft start, and robust protection mechanisms (UVLO, OCP, OTP, and OVP), the **OB2273** ensures reliability and performance in demanding environments. It is suitable for use in battery chargers, power adapters, set-top box power supplies, and other open-frame SMPS applications.

• High Efficiency: Features frequency shuffling and burst mode for minimal standby power.
• Compact SOT23-6 Package: Ideal for surface-mount applications.
• Integrated Protections: Includes overcurrent, overload, overvoltage, and thermal protections.
• Low Start-Up Current: Ensures quick and reliable power-up with minimal energy loss.
• Wide Voltage Range: Operates within 10V to 23.5V for versatile applications.
• Optimized for EMI Reduction: Proprietary frequency shuffling ensures excellent EMI performance.