The CL1653CA is a DC-DC converter manufactured by ChipLink that is RoHS compliant. It is housed in SOT-23-5L packaging, and its features include 2A output current, up to 5V output voltage, an operating temperature of -40 to +85°C, a low profile (2.00mm maximum height), an operating frequency of up to 1MHz, integrated protection features, and high efficiency. It is designed for use in applications such as portable and pocket devices, industrial and mobile equipment, and portable accessories.