TOP225Y

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The TOP225Y is a synchronous buck converter, typically used in off-line applications. It features an integrated internal MOSFET, providing up to 91% efficiency. The device has a wide input voltage range of up to 400V, making it suitable for many applications, such as telecommunications and industrial devices. The device is available in a range of output voltage and current ratings, ensuring that it can meet a wide range of power requirements. The TOP225Y is current mode controlled, further enhancing its flexibility and making it suitable for many applications.

The TOP225Y’s control scheme is designed to ensure a constant ouput voltage, with fast loop response, ensuring that the device is suitable for many varying load conditions. The device is also capable of providing a wide output voltage range, ranging from 0.83V to 38V. This makes the device suitable for many different applications, such as powering batteries, LED arrays, and other low voltage applications. The device’s output current is rated to a maximum of 18A, allowing for higher power densities.

The device features a soft start feature and over-voltage protection for enhanced reliability. This ensures that the device is successfully integrated into a variety of systems. The device also features a secondary output sense line, enabling bidirectional current sensing. This is useful for applications such as LED driving, where the LED current feedback is required.

The device also features an integrated current limit function, with adjustable current limit via a single resistor. This ensures that the device\'s peak current is limited to the specified maximum even under continuously high load or limited airflow conditions. The device also features an integrated current fault comparator and zener clamp, preventing any current limit related fault. The device also features an internal hiccup mode protection, eliminating any risk of catastrophic failure due to a fault condition.

The device also features a state-of-the-art power saving feature, allowing the device to enter into a light load mode, saving up to 60% of the Power dissipation at light load conditions. This ensures that energy is not wasted unnecessarily and that the device can be reliably operated in all conditions. The device also features an auto restart function for short term overloads, great for times when a short surge of current is required.

The device has a thermal shutdown feature, preventing damage to the device from high operating temperatures. The device is also rated for operation in a wide temperature range, from -40 to +125°C. The device is also highly efficient in switching mode power supply (SMPS) applications, up to 91% efficiency, making it ideal for powering many different devices such as industrial systems, telecom systems etc. The device is capable of operating in most environmental conditions, making it viable for many different applications.

The TOP225Y is a versatile, high quality, pre-packaged off-line synchronous buck converter. The device offers a wide input voltage range, along with a wide output voltage range, making it suitable for many different applications. The device also offers state-of-the-art power saving features, ensuring that it meets the most stringent energy efficiency requirements. The device also features a range of protection features, making it safe and reliable for all applications.

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