Low voltage main input switch energy storage coil

Is a low-voltage input boost converter suitable for indoor solar energy harvesting?

In the indoor environment, the output voltage of a small photovoltaic cell is usually too low to charge the battery or utilize it directly. As a result, this paper proposed a low-voltage input boost converter with novel switch driver enhancement technology for indoor solar energy harvesting.

Is a structure boost converter suitable for indoor solar energy harvesting?

Designed an integrated circuit of a new structure boost converter which is suitable for indoor solar energy harvesting. Proposed novel switch driver enhance technology which improves power conversion efficiency of the charge pump. An adaptive dead-time circuit is designed to further optimize conversion efficiency at low input voltage.

What ICs can be used for energy harvesting?

For ultra-low-input-voltage requirements, a special class of energy-harvesting ICs can work with input voltages in the range of tens of millivolts, maximizing energy extraction from weak sources. Finally, boost converters designed specifically for MCUs simplify the creation of suitable power sources for MCU-based energy-harvesting designs.

What is low voltage input boost converter with novel switch driver enhance technology?

The proposed low voltage input boost converter with novel switch driver enhance technology is designed in 180 nm Bipolar-CMOS-DMOS (BCD) process. The layout of the integrated circuit is shown in Fig. 16. The layout details have been marked. Besides, the boost converter circuit was implemented and fabricated. The die micrograph is shown in Fig. 17.

How to improve switching conductance at low input voltage?

Driver circuits is proposed to improve switching conductance at low input voltage. Additionally, an adaptive dead-time circuit is designed to improve VCE and PCE. A negative clock generator circuit provides the negative clock to drive CP circuits. The proposed boost converter circuit can operate at voltages as low as 0.12 V.

What types of energy harvesting inputs are available?

minute amounts of energy as a power source. Typical energy-harvesting inputs include: Linear Technology’s LTC®3108, a highly integrated dc-dc converter, is intended for energy harvesting. It can harvest surplus energy from extremely low-input-voltage sources such as thermoelectric generators (TEGs), thermopiles, and small solar cells.