The DGH205Q2R7 is a low ESR supercapacitor designed for high pulse power and fast charge/discharge applications. It offers a capacitance of 2.0 F with a working voltage of 2.7 VDC. Key characteristics include a DC ESR of 240 mΩ, an AC ESR of 120 mΩ at 1 kHz, and a maximum continuous current of 0.70 A. With a high short circuit current of 11 A and low leakage current of 0.01 mA, it is ideal for extending battery life. Typical applications include battery backup, pulse power systems, energy harvesting, and LED displays.