TPS54526RSAR Integrated Circuits (ICs)

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The TPS54526RSAR is a DC DC switching regulator from the “Voltage Regulators” category of the PMIC (Power Management Integrated Circuit). This device manages the power flow so as to draw a constant amount of current from the power source while providing a regulated voltage output. It is designed to operate on a wide input voltage range of 3V to 36V, and is able to output up to 5.25V at a maximum current of 1A. The device contains a voltage-mode PWM (Pulse Width Modulation) controller, a power stage with integrated power MOSFET switches, and a robust protection circuitry. In this respect, the TPS54526RSAR is well suited for a wide range of DC DC conversion applications.

The most relevant application field of the TPS54526RSAR switch regulator is as an on-board voltage regulator in battery-powered industrial and portable equipment such as medical devices, smart watches, fitness trackers and smartphones. In these applications, a reliable regulator helps assure safety and reliable operation by providing clean and stable power to the customers\' application. The TPS54526RSAR is also suitable for many automotive applications, like power supplies for headlight systems and 48V-to-12V DC DC converters for on-board charging systems.

The TPS54526RSAR switch regulator consists of PiMOS stages, voltage-mode PWM controller, output voltage comparator and other protection circuitry. The switched mode regulating process begins when the input voltage is applied. The internal PWM controller then operates in the user adjustable PWM frequency range of 300kHz to 1.5MHz. The PWM signal is used to control the power switch MOSFET. The signal\'s duty cycle, determined by the voltage feedback divider and the error amplifier, acts as the regulation of the output voltage. The pulse width modulation allows the TPS54526RSAR to operate in the discontinuous current-mode, which reduces the losses incurred when the MOSFETs are opened and closed. This works to reduce switching energy losses and therefore improve overall efficiency.

The TPS54526RSAR also boasts many integrated protection features, ensuring reliable operation and improved system safety. Features such as over-temperature protection and over-voltage protection are used to protect the device from damage, while other features such as under-voltage lockout and over-power detection help protect the system from misbehavior due to erroneous control setting or sudden power surges. All these protection features make the TPS54526RSAR a reliable choice for applications that require quality performance.

In conclusion, the TPS54526RSAR is a good option for applications that require high performance, reliable operation and protection features. The device is designed to operate on a wide input voltage range, can output up to 5.25V at a maximum current of 1A, and features an internal PWM controller, a power stage with integrated power MOSFET switches, and a robust protection circuitry. The versatile use of the TPS54526RSAR makes it a good choice for battery-powered industrial and portable equipment, as well as many automotive applications.

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