The NCP1253BSN100T1G from ON Semiconductor is a highly integrated PWM current-mode controller designed for high-performance power supply systems. This versatile controller is ideal for AC-DC adapters, off-line battery chargers, and a wide range of power conversion applications. The NCP1253BSN100T1G combines a host of features that enhance the efficiency and reliability of power supply designs.

Key Features

• Current-Mode Control: Provides excellent transient response and simplified loop compensation.
• Adjustable Switching Frequency: Up to 100 kHz, enabling flexibility in the design of the power supply.
• Frequency Foldback: Reduces switching losses during light-load conditions, improving overall efficiency.
• Auto-Recovery Overcurrent Protection: Safeguards the system against overcurrent events without the need for external intervention.
• Brown-Out Protection: Ensures stable operation during under-voltage conditions.
• Soft-Start Function: Minimizes stress on the power supply during startup.

Applications

• AC-DC Adapters
• Off-Line Battery Chargers
• Open-Frame SMPS
• Auxiliary Power Supplies

Product Specifications

The NCP1253BSN100T1G is available in a compact TSOP-6 package, making it a space-efficient choice for modern power supply designs. Its robust protection features and flexible design options ensure that it can meet the requirements of various applications while maintaining high efficiency and reliability.