TPS62054DGSRG4

TPS62054DGSRG4 Application Field and Working Principle

The TPS62054DGSRG4 is a DC/DC buck converter which is the most popular voltage regulator in the PMIC - Voltage Regulators - DC DC Switching Regulators. It implements an average current mode control architecture to provide reliable, high performance regulated power from a wide input voltage range. The device integrates an optimized high-side NMOS and low-side PMOS with an adjustable current limit from 500mA to 1A and accuracy of ±5%.

This device enables the most common MPU and DSP ICs to be powered from a wide input voltage range, with minimal external components. It reduces the number of required external components needed to deliver the required current and to prevent system overloads. The ability to design the maximum output current and the selectable slope compensation are two of the key features of this device that allow it to deliver additional system power.

The device features an adjustable peak current limit and selectable slope compensation that allows the designer to adjust the waveform of the output voltage. This allows the design engineer to ensure the output voltage of the system is as close to the nominal value as possible and prevents the system from being overloaded if an input voltage spike or noise affects the power supply. The peak current limit is adjustable from 500mA to 1A, depending on the requirements of the system and the configured slope compensation.

The TPS62054DGSRG4 incorporates a wide array of protection circuitry and advanced fault detection features. These protection features include current limiting, thermal shutdown, short-circuit protection and overvoltage protection, providing robust and reliable operation. This device also implements a power-saving feature for light loads where the peak current limits can be reduced with light load, preventing overcurrent and overvoltage from occurring with light load conditions.

The device utilizes a wide input voltage range, from 2.5V to 5.5V, allowing the designer to optimize their power design for an advanced system. The device itself is rated to operate at junction temperatures of up to +125°C, making it a suitable choice for most power systems.

In summary, the TPS62054DGSRG4 provides a low-cost solution for implementing a fast, reliable voltage regulation system within a small form factor. Its wide input voltage range and advanced protection circuitry provide electronic systems with robust and reliable power supply operation. Its small size and flexibility make it an ideal choice for high-performance power regulation systems.