The NCP1002P from ON Semiconductor is a high-performance, monolithic high-voltage switcher designed for the efficient conversion of electrical power. This device is particularly well-suited for AC-DC adapter applications, offering a compact and cost-effective solution for power supplies. The NCP1002P integrates a fixed-frequency current mode controller with a 700 V MOSFET, making it an ideal choice for off-line converters.

Key Features

• High-Voltage Capability: The NCP1002P operates with an impressive 700 V maximum rating on its internal MOSFET, allowing it to handle high-voltage applications with ease.
• Current Mode Control: It features a fixed-frequency current mode control that provides fast transient response and cycle-by-cycle current limiting.
• Frequency Modulation: To minimize electromagnetic interference (EMI), the NCP1002P includes frequency modulation for reduced spectral energy distribution.
• Integrated Protections: The device comes with a suite of protection features, including overvoltage, overload, and short-circuit protections, ensuring safe operation under abnormal conditions.
• Low Standby Power: It is designed to meet low standby power requirements, making it suitable for energy-efficient applications.

Applications

The NCP1002P is versatile and can be used in a variety of applications, including:

• AC-DC Adapters for Personal Electronics
• Auxiliary Power Supplies
• Standby and Auxiliary Power for White Goods
• Offline Battery Chargers

Technical Specifications

Below are some of the technical specifications for the NCP1002P:

• Output Power: Depends on the external components and transformer design
• Operating Frequency: Fixed frequency operation
• Package: PDIP-7 for easy mounting and handling

With its robust design and advanced features, the NCP1002P from ON Semiconductor is a reliable choice for designers looking to create efficient and compact power supply solutions. Its integration of a high-voltage MOSFET and a current mode controller, along with the built-in protections, ensures that this switcher can deliver performance and safety in a wide range of power applications.