The BK30-185-SI-E0.5 with PTC Resettable Fuses Through Hole RoHS manufactured by Yageo are electronic components with a nominal value of 185 mA, rated current of 0.5A maximum, breakdown voltage of 30V minimum, and overload voltage of 22V to 32V. It is a RoHS-compliant through-hole component with a resettable Polymeric Positive Temperature Coefficient (PPTC). It is used for protection against overcurrent and short circuit. It offers good resistance to fire and high-temperature rating, and it is suitable for a wide variety of applications. It features fast response time, low power consumption, and reliable performance.