NCP1252BDR2G

The NCP1252BDR2G is a highly integrated, low-cost off-line switching regulator designed for power supply applications. It operates in a flyback topology with a peak current mode control scheme, allowing for high efficiency and optimal performance in various designs. The device is suitable for applications such as adapter, charger, and power supply circuits, with an output power capability of up to 25W.
Key features include a wide input voltage range (typically 85-265VAC), built-in soft start, and low standby power consumption, making it compliant with energy-saving regulations. The NCP1252BDR2G also includes overvoltage protection, overcurrent protection, and thermal shutdown, enhancing reliability and safety. Its compact package and integrated functionalities simplify PCB design and reduce component count.
Overall, the NCP1252BDR2G is an effective solution for designers looking to create efficient and reliable power supplies in consumer electronics and industrial applications.

The NCP1252BDR2G is a CMOS-based power supply controller designed for flyback converters. Key features include:
1. Wide Input Voltage Range: Operates from 85V to 265V AC, making it suitable for various applications.
2. High Efficiency: Designed to optimize energy transfer, enhancing overall system efficiency.
3. Built-in Overvoltage Protection: Ensures reliable operation by preventing output voltage from exceeding safe levels.
4. Undervoltage Lockout: Protects the circuit by disabling the controller at low input voltages.
5. Soft Start Function: Gradually ramps up output voltage to limit inrush current during startup.
6. Frequency Control: Adjustable switching frequency allows for flexibility in design and helps reduce transformer size.
7. Thermal Protection: Integrated thermal shutdown feature to safeguard against overheating.
8. Compact Package: Available in a surface-mount package (SOIC-8), facilitating space-saving designs.
These features make the NCP1252BDR2G suitable for powering devices like adapters, chargers, and other low to medium power applications.

The NCP1252BDR2G is packaged in a SOIC-16 (Small Outline Integrated Circuit) package. This package type features a standard width of 7.5 mm and is designed for surface mounting, allowing for efficient heat dissipation and compact designs in electronic applications.

The NCP1252BDR2G is a high-performance, low-cost off-line switcher. It features a total of 8 pins. Here is a brief description of the pin functions:
1. VIN: Input voltage supply pin.
2. GND: Ground connection.
3. VCC: Supply voltage for the internal circuitry.
4. CSN (Current Sense Negative): Negative terminal for the current sense resistor.
5. CSP (Current Sense Positive): Positive terminal for the current sense resistor.
6. COMP: Compensation pin for the control loop.
7. RT (Timing Resistor): Connects to a resistor to set the switching frequency.
8. OUT: Output pin connected to the transformer or inductor.
The NCP1252BDR2G is designed for applications such as power adapters and LED drivers, providing features like burst mode operation for efficiency and overvoltage protection.

The manufacturer of the NCP1252BDR2G is ON Semiconductor Corporation. ON Semiconductor is a global semiconductor company that specializes in designing and manufacturing a wide range of semiconductor solutions, including power management, analog, and mixed-signal devices. The company serves various industries, including automotive, industrial, telecommunications, and consumer electronics. Founded in 1999 and headquartered in Phoenix, Arizona, ON Semiconductor focuses on energy-efficient technologies and innovative solutions to address the growing demand for sustainable power solutions in an increasingly connected world.

The NCP1252BDR2G is a high-performance, switch-mode power supply controller primarily used in applications such as adapters, chargers, LED drivers, and auxiliary power supplies. It is suitable for low to medium power designs, including consumer electronics, industrial equipment, and home appliances, due to its efficiency and compact design. Its features support energy-saving modes and reliable operation in various environments.

The NCP1252BDR2G is a power supply controller primarily used for flyback converters. Equivalent products include the UC3843, TL494, and LNK304PN from other manufacturers. Each has similar functionality and can be used in applications requiring a high-efficiency power supply solution. Always verify specific parameters such as voltage ratings and current capabilities for compatibility in your design.