UEI-12/5-Q48N-C

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DC-DC converters are electronic circuits that convert a DC input voltage to a different DC output voltage. The UEI-12/5-Q48N-C is a single is a non-isolated, fixed-frequency (Adjustable 250KHz to 1MHz), buck-type step-down LED driver. This device is designed to effectively drive high-power LEDs.

UEI-12/5-Q48N-C has an output current range of 0 to 48A to drive hundreds of LEDs with high efficiency. The device is capable of driving currents as high as 0.6A and voltage as high as 1V. It also has a wide input voltage range from 6V to 60V and a number of adjustable features such as duty cycle and frequency.

The UEI-12/5-Q48N-C can be used in a variety of applications such as LED lighting, LED displays, automotive lighting, and even high-power audio systems. Its high performance and efficiency make it ideal for driving high-power LEDs with minimal heat generation and power consumption.

The working principle of the UEI-12/5-Q48N-C is simple and straightforward. It uses a buck type converter, also known as a step-down converter, to drive the LEDs. A buck converter consists of two semiconductor switches, which are controlled by a switching controller. When these switches are opened, the capacitor connected to it charges up and as they are closed it discharges the current into the LEDs.

The UEI-12/5-Q48N-C follows a PWM (pulse-width modulation) technique in order to keep the output current within a certain range. It works by enabling and disabling the switches at a fixed rate according to the desired output current. When the switch is enabled, a certain amount of current gets transferred to the LEDs, and when the switch is disabled, it allows the capacitor to charge up. This process is repeated at a frequency of 250-1000KHz.

The UEI-12/5-Q48N-C comes with an adjustable frequency feature that allows the user to choose the suitable frequency for the desired application. It also has an external Synchronization option, which enables it to be connected with an oscillator, allowing a synchronized frequency output. Other features include over-current protection, thermal protection, over-voltage protection, and soft-start protection.

The working principle of the device makes it efficient at transferring power from the input to the output at a very high efficiency of up to 95% or better. This helps to reduce the heat dissipation as well as the power consumption. The device is also designed to have a low output ripple and noise, ensuring stable output current for driving the LEDs.

In summary, the UEI-12/5-Q48N-C is an ideal DC-DC converter for driving high power LEDs. Its adjustable frequency feature enables it to be used in a variety of applications, and its high efficiency ensures minimal power consumption and reduced heat dissipation. As such, it is a highly sought-after product for driving high power LEDs.

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