Overview of SMF3.3 by Littelfuse Inc.
The SMF3.3 by Littelfuse Inc. is a Trans Voltage Suppressor Diode specifically designed for unidirectional surge protection. It stands out with a 1.2 kW peak pulse power capability on a 10/1000 µs waveform and a nominal working voltage of 3.3 V, making it a robust solution against voltage transients caused by inductive load switching and lightning impacts. Packaged in a SOD123FL, it offers a compact footprint suitable for high-density board layouts while ensuring high reliability and performance in harsh environments.
Designed with silicon avalanche technology, the SMF3.3 offers excellent clamping capability, a feature that enhances its ability to limit voltage spikes and surges to safe levels. With a maximum breakdown voltage of 4.3 V and a minimum of 3.4 V, it operates nominally at 3.85 V, providing a tailored protection range for sensitive circuits. Furthermore, its unidirectional configuration ensures precise protection for applications requiring specific polarity safeguarding.
Compliance with standards such as RoHS, IEC-61000-4-2, 4-4, and recognition from UL ensure that the SMF3.3 is applicable across various industries worldwide, offering compliance and peace of mind. The component’s operational temperature range from -55 °C to +150 °C, coupled with a moisture sensitivity level of 1, underscores its reliability in varied environmental conditions. Its surface mount SMD design not only facilitates easier manufacturing processes but also contributes to a higher level of integration and space-saving on PCBs.
Industry Applications for SMF3.3
The versatility and robust protection offered by the SMF3.3 make it a valuable component in a myriad of application areas. Below are potential uses across various industries, though these applications require thorough analysis and verification by engineering and design teams to ensure compliance with specific applications and industry standards:
- Consumer Electronics: In gadgets such as smartphones, tablets, and laptops, the SMF3.3 might potentially safeguard sensitive microelectronic components from voltage transients, enhancing device longevity and reliability.
- Automotive: Given its broad operational temperature range and robust surge protection capabilities, although not specifically listed as AEC-Q100 or AEC-Q101 compliant, similar parts could possibly be utilized in automotive electronics, subject to rigorous validation for automotive standards.
- Computing and Data Storage: Servers and data centers could benefit from the protection the SMF3.3 offers, potentially mitigating the risk of damage due to electrical transients, thus ensuring data integrity and system reliability.
- Telecommunications: The SMF3.3 could be used in network equipment and infrastructure, possibly providing crucial protection against surges that can occur in communication lines, thereby helping to maintain service continuity and protect investment.
- Industrial Automation: Within sensor networks and control systems, the SMF3.3 might offer protection against voltage spikes that can occur due to lightning strikes or switching transients, potentially contributing to system stability and uptime.
Note that these potential industry applications are conceptual/illustrative and require analysis and verification by engineering and design teams for adherence to industry standards and specific application requirements.
About Littelfuse Inc.
Littelfuse Inc. is a premier organization in the field of circuit protection, offering a wide array of protective devices such as fuses, Transient Suppressors, and more. Their extensive portfolio, which includes the SMF3.3, showcases their commitment to engineering excellence and innovation in protecting electronic circuits. Littelfuse’s expertise in semiconductor technologies is evident in their diversified product range, catering to various industries with solutions that enhance safety, performance, and reliability.
Not limited to transient suppressors, Littelfuse’s offerings encompass a broad spectrum of diodes, ensuring solutions tailored to specific needs and applications. Their products are designed with a focus on addressing the challenges faced by engineers in designing secure and efficient systems across consumer electronics, automotive, industrial, telecommunications, and many more sectors.
Where to Find SMF3.3 by Littelfuse Inc.
To secure the SMF3.3 for your application, researching on findchips.com ensures access to current stock levels and competitive pricing from a range of distributors. The product has historically been available from distributors such as Win Source Electronics, Ozdisan Elektronik, New Advantage Corporation, and Sensible Micro Corporation, to name a few. For an up-to-date overview of availability and to compare amongst possibly hundreds of distributors, findchips.com provides the most comprehensive resource.
In addition, findchips.com offers the ability to search for alternative Transient Suppressors that might be offered by Littelfuse Inc. or other manufacturers, ensuring you find the best fit for your application requirements. Whether you’re finalizing procurement for a current project or seeking specifications for future designs, relying on findchips.com as your component sourcing tool streamlines the process.