NCP1650DR2G

The NCP1650DR2G is a high-performance, power factor correction (PFC) integrated circuit designed for use in switch-mode power supplies (SMPS). It is particularly well-suited for applications requiring high efficiency and low harmonic distortion, such as LED drivers, computer power supplies, and industrial power converters.
Key features of the NCP1650 include a wide input voltage range, a built-in high-voltage start-up circuit, and the ability to dynamically adjust the output power. It employs a continuous conduction mode (CCM) with average current control, which helps maintain high efficiency across varying loads. The IC also integrates a variety of protection features such as overvoltage protection, overcurrent protection, and thermal shutdown.
The NCP1650 is designed for easy integration into circuits, making it a popular choice among engineers looking to improve the performance of their power supply designs while meeting regulatory standards for energy efficiency.

The NCP1650DR2G is a high-performance, power factor correction (PFC) controller designed for use in offline power supplies. Key features include:
1. Integrated PFC Controller: Ensures high efficiency and compliance with international power regulations.
2. Boost Converter Operation: Supports continuous conduction mode for efficient energy conversion.
3. Wide Input Voltage Range: Operates from 85V to 265V AC, suitable for global applications.
4. High Efficiency: Offers low standby power consumption and high conversion efficiency.
5. Adjustable Output Voltage: The controller allows for flexibility in output voltage settings.
6. Protection Features: Includes overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.
7. PWM Control: Features a pulse-width modulation scheme for precise control of output.
8. Compact Package: Available in a small SOIC-8 package, facilitating integration into space-constrained designs.
9. Low Startup Current: Reduces power loss during startup.
These features make the NCP1650DR2G ideal for LED drivers, adapters, and other power supply applications requiring high efficiency and reliability.

The NCP1650DR2G is packaged in a 10-lead MSOP (Micro Small Outline Package) format. This compact package is designed for surface mounting and is suitable for applications requiring high efficiency and space-saving solutions.

The NCP1650DR2G is a power factor correction (PFC) controller designed for use in LED drivers and other power applications. It has a pin count of 16.
Key functions of the pins include:
1. VCC: Supply voltage input.
2. GND: Ground reference.
3. CSN: Current sense negative input.
4. CSP: Current sense positive input.
5. COMP: Compensation network connection.
6. RAMP: Voltage ramp input for control.
7. VFB: Feedback voltage input.
8. SS: Soft-start pin for controlling startup behavior.
9. RT: Timing capacitor connection.
10. IREF: Reference current output.
11. FBA: Feedback amplifier input for closed-loop control.
12. FBS: Feedback sense for feedback loop stabilization.
13. OUT: Output driver for switching control.
14. DRAIN: Connection to the switching element.
15. VREG: Voltage regulator output.
16. NC: No connect for internal use.
This configuration supports efficient power conversion and regulation in various applications.

The NCP1650DR2G is manufactured by ON Semiconductor. ON Semiconductor is a global semiconductor company that designs and manufactures a wide range of electronic components, including power management, analog, logic, and sensor devices. The company serves various markets, including automotive, industrial, communications, and consumer electronics. Founded in 1999 and headquartered in Phoenix, Arizona, ON Semiconductor focuses on innovation and sustainability in the semiconductor industry, providing solutions that enhance energy efficiency and performance in electronic systems.

The NCP1650DR2G is primarily used in power supply applications, particularly for off-line power converters. Its key areas include LED drivers, battery chargers, and adapters for consumer electronics. It enables efficient power conversion in compact designs, making it suitable for various devices such as TVs, monitors, and industrial equipment, where energy efficiency and compact size are essential.

The NCP1650DR2G is a flyback converter controller. Equivalent products include the TOPSwitch series (e.g., TOP254YN), the LM5022 from Texas Instruments, and the LNK series (e.g., LNK304PN) from Power Integrations. Ensure to check specifications, such as input voltage range, output power, and features, to confirm compatibility for your specific application.