ON Semiconductor NCP1247BD065R2G PWM Current-Mode Controller

The NCP1247BD065R2G from ON Semiconductor is a high-performance PWM current-mode controller designed for a wide range of power supply applications. This versatile component is engineered to provide precise power control and efficient energy management in AC-DC converters, offline battery chargers, and switch-mode power supplies.

At the core of the NCP1247BD065R2G is its current-mode control which offers excellent output voltage regulation and reduced component count, leading to a more compact and cost-effective power supply design. The controller integrates a fixed-frequency oscillator with a frequency jittering feature to reduce electromagnetic interference (EMI), making it ideal for applications that require compliance with strict EMI standards.

The device also boasts a wide operating range with an undervoltage lockout (UVLO) feature that ensures stable operation under varying input voltage conditions. Its built-in high-voltage startup circuit allows for a quick and energy-efficient startup, minimizing standby power consumption. The NCP1247BD065R2G also includes a range of protective features such as overcurrent protection (OCP), overvoltage protection (OVP), and a thermal shutdown mechanism to safeguard the system against a multitude of potential faults.

ON Semiconductor's NCP1247BD065R2G is available in a compact DIP-7 package, making it suitable for space-constrained applications. Its auto-recovery capability allows for uninterrupted operation after fault conditions have been cleared, enhancing the reliability of the end product. With its advanced features and robust design, the NCP1247BD065R2G is an excellent choice for designers looking to improve the performance and safety of their power supply solutions.

Whether you're designing power supplies for consumer electronics, industrial systems, or telecommunications equipment, the NCP1247BD065R2G offers a combination of efficiency, precision, and protection that can help you meet the demands of your application.