SG2525AP013TR Integrated Circuits (ICs)

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SG2525AP013TR is a switching buck-boost converter controller specially designed by Silicon Labs for mid-voltage industrial and embedded applications. It provides high efficiency, low magnetic and thermal stress, wide input voltage range, and low cost. This controller enables the system to be simplified for ease of design and cost savings. It is available in both in-line and SMD packages.

Application Field

The SG2525AP013TR is ideal for a broad range of applications including industrial and building automation, point-of-load converters, HAM radios, solar microinverters and drives, single-cell Li-Ion battery systems, portable medical equipment, LED lighting, and automotive infotainment systems.

Working Principles

The SG2525AP013TR is designed to operate in either buck or boost mode depending on the input voltage. It uses a synchronous fixed frequency voltage-mode control architecture operating in the PWM operation. This controller utilizes overcurrent and overvoltage protection to ensure that the output power supply is not interrupted. In addition, the SG2525AP013TR features programmable ramp compensation to prevent secondary side losses. Also, the integrated soft-start circuit reduces voltage-inrush current at start-up.

Conclusion

The SG2525AP013TR is a high-efficiency, cost-effective DC-DC switching controller that is ideal for a broad range of industrial and embedded applications. It provides high efficiency and low magnetic and thermal stress, wide input voltage range, and low cost. This controller enables the system to be simplified for ease of design and cost savings. Also, it features a synchronous fixed frequency voltage-mode PWM architecture and various protection circuits.

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