ON Semiconductor NCP1236AD65R2G Product Overview

The NCP1236AD65R2G is a high-performance, fixed-frequency current-mode controller designed by ON Semiconductor for robust and efficient power supply operations. This versatile component is specifically engineered for AC-DC converters and off-line applications, making it an ideal choice for a wide range of electronic devices requiring reliable power management solutions.

Key Features

• Current-Mode Operation: The device employs a current-mode control scheme that provides fast transient response and excellent loop stability.
• Adjustable Switching Frequency: With a switching frequency of 65 kHz, the NCP1236AD65R2G allows for a balanced design that optimizes efficiency and minimizes electromagnetic interference (EMI).
• High-Voltage Startup: An integrated high-voltage startup circuit ensures a rapid and smooth power-up sequence, reducing stress on the system.
• Auto-Recovery Overload Protection: The controller features built-in overload protection that automatically recovers, helping to safeguard the power supply and the end application against excessive power draw or short circuits.
• Frequency Foldback: To enhance efficiency at light loads, the NCP1236AD65R2G incorporates frequency foldback, which reduces the switching frequency under low-load conditions.
• Green Mode Operation: The device enters a low-power operating mode under light-load conditions, significantly reducing standby power consumption.
• Soft-Skipping: A soft-skipping technique minimizes acoustic noise and electromagnetic emissions when the device operates in green mode.

Applications

The NCP1236AD65R2G is suitable for a broad array of applications, including:

• Power supplies for LCD TVs and monitors
• Offline battery chargers
• Adapters for notebooks and other portable devices
• Standby and auxiliary power supplies

Quality and Reliability

ON Semiconductor is known for its commitment to quality, and the NCP1236AD65R2G is no exception. It is built to meet high standards, ensuring long-term reliability and performance in your power management systems. The device is available in a compact PDIP-7 package, making it easy to integrate into various circuit designs.