Core Insights - Vishay Intertechnology, Inc. has introduced two new series of thin film chip fuses, the S2F and S3F, designed for circuit protection with minimal resistance and reliable interruption under overload conditions [1][2] Product Specifications - The fuses are available in case sizes of 0402, 0603, and 1206, compliant with UL 248-14, and cover rated currents from 0.315 A to 7 A [2] - Both series maintain low resistance and ensure body temperature rise below 75 °C at 100% rated current, enhancing reliability in compact designs [2] Performance Characteristics - The S2F series is fast acting, designed to open in less than one minute under 200% overload, while the S3F series is very fast acting, opening in less than five seconds [3] - This distinction allows designers to select fuses based on specific application needs, with S2F suitable for brief overloads and S3F for sensitive circuits requiring rapid response [3] Market Applications - The new products support high reliability and competitive pricing, making them suitable for secondary circuit protection in various electronic systems where stability and precision are critical [4] - Samples and production quantities are currently available, with lead times of 16 weeks [4] Company Overview - Vishay is a major manufacturer of discrete semiconductors and passive electronic components, serving diverse markets including automotive, industrial, computing, consumer, telecommunications, military, aerospace, and medical [5]