TL3842BD-8

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The TL3842BD-8 is a high frequency switching regulator integrated circuit from Texas Instruments used for voltage regulation. It is part of the TL3842 family of DC DC switching controllers and offers full cycle by-cycle current limit, adjustable soft-start and over-temperature protection. This IC is ideal for a wide range of Buck applications in the industrial, computing, and automotive markets.

The capacity of this device is 27V with a maximum output current of up to 8A peak. Its operating frequency is adjustable between 200kHz and 1.2MHz. This allows the IC to realize high power conversion efficiency with a low external form factor and components. Additionally, the TL3842BD-8 features an adjustable voltage accuracy of 150mV, adjustable soft-start and adjustable dead time option, which helps reduce output noise and EMI generated by switching.

The working principle of the TL3842BD-8 is simple and efficient. It utilizes a symmetric topology to control and regulate voltage output. A power MOSFET is used as the switch element which is connected in series with the load. The TL3842BD-8 then regulates the voltage level on the load by controlling the pulse width of the PWM signal sent to the power MOSFET. This in turn determines the flow of current through the load and produces the desired output voltage.

The TL3842BD-8 can be used in a wide range of applications. Its design makes it suitable for Buck applications in a variety of venues such as industrial, automotive, and computing markets. It is also a great choice for highly efficient power supply design, making it a reliable option for many projects. Furthermore, its adjustable operating frequency and adjustable output voltage regulation accuracy makes it an ideal choice for applications that require reliable, accurate power conversion.

The TL3842BD-8 is a great choice for various DC to DC conversion applications thanks to its wide operating range and adjustable features. Its symmetric topology helps ensure a low EMI or output noise, making it a great choice for products that require an efficient, reliable power conversion. Additionally, its adjustable soft start logic helps reduce the stress on other components within the circuit and helps ensure a reliable power supply design.

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