SI-8205NHD-TL Integrated Circuits (ICs)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The SI-8205NHD-TL is a high-performance DC-to-DC switching regulator which is designed for simple and efficient power conversion. Its extremely high efficiency and low operating current make it an ideal choice for applications requiring high voltage, low quiescent current, and low power consumption. It is a perfect fit for applications such as dimming LED lighting, smart phone power management, and power adapters. This article will discuss the application field and working principle of the SI-8205NHD-TL.

Application Field

The SI-8205NHD-TL is an adjustable DC-to-DC switching regulator that can provide a power output of up to 36W (12V/3A). It is a non-isolated buck converter with a wide input voltage range of 5.5V to 30V. It can also provide an adjustable output voltage of up to 30V. The SI-8205NHD-TL is designed promote high efficiency and low power consumption due its high switching frequency and low operating current. The switching frequency can be adjusted from 500KHz up to 3MHz, and it can support pulse-width-modulation (PWM) dimming.

The SI-8205NHD-TL can be used in a wide range of applications, including LED lighting, smart phone power management, and power adapters. It can provide constant current output for driving high-power LEDs. Its built-in PWM dimming function allows for efficient dimming of the LED light. It is also suitable for applications requiring wide input voltage and a controlled load current, such as smart phone power management and power adapters. Additionally, the SI-8205NHD-TL features short-circuit protection, over-temperature protection, and over-voltage protection to ensure safe operation.

Working Principle

The SI-8205NHD-TL works on the principle of DC-to-DC switching regulation. It uses a switching element such as a MOSFET to convert a DC input voltage into a regulated output voltage. When the power switch is on, the input voltage is applied to the inductor and the output voltage is produced. As the power switch turns off, the inductor\'s magnetic field collapses and the energy stored in the inductor is transferred to the output capacitor. The output voltage is regulated by changing the duty cycle of the power switch.

The SI-8205NHD-TL supports adjustable output voltage and adjustable switching frequency. The operating frequency can be adjusted from 500KHz up to 3MHz. This allows for efficient current and power management, allowing the output voltage to remain constant even when the load current changes.

The SI-8205NHD-TL also features a fast start-up circuit that eliminates the need for pre-charging the output capacitor, enabling fast start-up time. Additionally, it has a low standby current of only 2mA, which reduces power consumption and increases efficiency. The SI-8205NHD-TL also features short-circuit protection, over-temperature protection, and over-voltage protection to ensure safe operation.

Conclusion

The SI-8205NHD-TL is a high-performance DC-to-DC switching regulator designed for simple and efficient power conversion. It is designed for applications including dimming LED lighting, smart phone power management, and power adapters. The SI-8205NHD-TL works on the principle of DC-to-DC switching regulation, and it has configurable output voltage and adjustable switching frequency. Additionally, it features short-circuit protection, over-temperature protection, and over-voltage protection to ensure safe operation. The SI-8205NHD-TL is an ideal choice for applications requiring high voltage, low quiescent current, and low power consumption.

The specific data is subject to PDF, and the above content is for reference