The CL1651BA with SOT-23-5 DC-DC Converter ROHS is a power management IC (PMIC) chip designed and manufactured by ChipLink. It is a monolithic low-noise, high-efficiency step-down DC-DC converter with output current up to 500mA. The CL1651BA is available in an SOT-23-5 package and is compliant with RoHS standards. It features an automatic burst mode operation, a precise voltage regulation, and a wide input voltage range of 2.5V to 6.0V. The CL1651BA also includes frequency foldback, soft start, over-current and thermal shut-down protections. The wide input voltage range makes it suitable for a variety of applications, including cell phones, portable media players, digital cameras, and other portable electronics.