The CL9901A15S3M is a low drop-out (LDO) linear voltage regulator manufactured by ChipLink. It is a very compact SOT-23 package made of surface mount technology and is RoHS compliant. It features an output voltage of 1.5V and adjustable current up to 3A, and an error flag indicator with adjustable shutdown delay. The device can also be used to regulate power from the input voltage rail from 2V to 14V. Additionally, the CL9901A15S3M also features temperature protection shutdown and thermal shutdown, which protects the device from over temperature conditions. It is typically used in mobile phones, digital cameras, and other handheld electronic devices.