TL2844BDR-8 Integrated Circuits (ICs)

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The TL2844BDR-8 is a DC/DC switching regulator controller utilizing pulse trim technology. It is designed to provide reliable variable output voltage in higher current requirements. It can provide for easily adjustable and high accuracy outputs. The TL2844BDR-8 also includes an over-temperature protection, which helps to ensure safe operation.

The TL2844BDR-8 is primarily used in applications such as computers, servers, workstations, and embedded systems. It is suitable for use in the power supplies of televisions, battery systems, and various consumer electronics equipment. It is also used in industrial control and instrumentation systems.

The TL2844BDR-8 uses a full-feature, robust switching architecture to optimize system performance and reduce output ripple. It employs an innovative pulse trim technology, which enables a wide adjustable range of output voltage levels. This helps to reduce EMI levels due to tighter pulse control. The TL2844BDR-8 also features a low quiescent current of less than 8 µA for improved system efficiency and reliability.

The TL2844BDR-8 includes a programmable soft start function, which allows for easy system operation and protection during initial start-up. It also supports burst mode operation, which enables higher efficiency at light loading conditions. During operation, the TL2844BDR-8 operates with a switching frequency of up to 400 kHz, providing for a high efficiency output.

The TL2844BDR-8\'s on-chip controller provides several advanced control features such as cycle-by-cycle current limit, over-current protection, over-voltage protection, and short circuit protection. Additionally, it includes both open-loop and closed- Loop control allowing it to work with a fixed output voltage or a voltage sense feedback. The closed-loop control keeps the output voltage within the range of ±1% of the programmed value.

The TL2844BDR-8 also offers a number of secondary side control features, such as built-in active PWM controllers and hysteresis support. These features improve the stability, efficiency and power dissipation of the secondary side of the system. In addition, the TL2844BDR-8 supports programmable power-on reset and UVLO (Under Voltage Lock Out) with adjustable delay.

Overall, the TL2844BDR-8 is an integrated DC/DC switching regulator controller offering an ideal solution for applications requiring reliable and accurate output voltage. It provides an adjustable voltage range and features a full-featured robust switching architecture, active PWM control and hysteresis support for improved efficiency and stability. The TL2844BDR-8 also provides a built-in over-temperature protection, open-loop and closed loop control and programmable soft start. This makes it an ideal choice for computers, servers, workstations and other consumer electronics applications.

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