The B0505S-W2 with Power Modules SIP-4 RoHS manufactured by RLT is a 5V DC power module voltage regulator, housed inside a 4-pin single inline package. This is a speedy, efficient, and reliable power module that is suitable for a wide range of applications. Its features include current-limit and thermal protection with auto-recovery, ultra-low dropout voltage, and high efficiency. It is RoHS-compliant, which means it has been designed to protect the environment by limiting the use of hazardous materials in its production. It is a great choice for small, low-power applications in a wide range of industries.