TUHS25F12

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AC-DC converters are devices that convert the power from an alternating current (AC) to direct current (DC). They play an important role in power electronics, and are widely used in numerous applications such as in the automotive industry, medical instruments, and consumer electronics. The TUHS25F12 is a high-efficiency, high-speed power conversion IC used for AC/DC applications. In this article, we will discuss the application field and working principle of the TUH25F12.

The TUHS25F12 is a high-efficiency, high-speed power conversion IC that can be used in multiple AC/DC application fields. It features a high-frequency PWM topology, providing excellent power conversion efficiency and linear load regulation. The device is used in numerous applications including home appliances, battery chargers, DC-DC converters, AC-DC converters, and LED drive units.

The TUHS25F12 has two operating channel designs. It can be used for high-efficiency buck or boost operation, with a wide current range of 0.5A up to 3.0A. The device also features adjustable hysteretic current-mode control for pulse-width modulation (PWM) control and is optimized for fast transient response. It also includes both over-voltage and under-voltage protection (OVP/UVP) circuits to protect against excessive voltages.

The working principle of the TUHS25F12 involves the use of high-frequency PWM technology to convert low-voltage, high-current AC power to DC power. The PWM technology uses high-frequency pulses to control the voltage and current to ensure efficient power conversion. The process begins when the input AC power is converted to DC power through a rectification process, before passing through the PWM device. The PWM device then controls the voltage and current through the oscillation of the PWM control signals. Finally, the output power is sent through the output inductor and is regulated by the output capacitor.

The TUHS25F12 is a high-efficiency, high-speed power conversion IC and is designed to handle large currents as well as provide high conversion efficiency and linear load regulation when used in AC-DC applications. It features hysteretic current-mode control, adjustable output voltage, over-voltage and under-voltage protection, and fast transient response. Thus, the TUHS25F12 is an ideal candidate for AC/DC applications such as battery chargers, DC/DC converters, AC/DC converters, and LED drive units.

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