| Allicdata Part #: | SF-0603S040-2CT-ND |
| Manufacturer Part#: |
SF-0603S040-2 |
| Price: | $ 0.46 |
| Product Category: | Circuit Protection |
| Manufacturer: | Bourns Inc. |
| Short Description: | SINGLFUSE SF-0603S SERIES |
| More Detail: | N/A |
| DataSheet: |  SF-0603S040-2 Datasheet/PDF |
| Quantity: | 1000 |
| Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| 1 +: | $ 0.41580 |
| 5 +: | $ 0.40572 |
| 10 +: | $ 0.39312 |
| 50 +: | $ 0.33062 |
| 100 +: | $ 0.27443 |
| 250 +: | $ 0.24948 |
| 500 +: | $ 0.21206 |
| 1000 +: | $ 0.18711 |
| Response Time: | Slow |
| DC Cold Resistance: | 0.35 Ohms |
| Size / Dimension: | 0.063" L x 0.031" W x 0.018" H (1.60mm x 0.80mm x 0.45mm) |
| Color: | -- |
| Operating Temperature: | -20°C ~ 105°C |
| Approvals: | UL |
| Melting I²t: | 0.004 |
| Breaking Capacity @ Rated Voltage: | 50A |
| Mounting Type: | Surface Mount |
| Package / Case: | 0603 (1608 Metric) |
| Series: | SinglFuse™ SF-0603S |
| Voltage Rating - DC: | 50V |
| Voltage Rating - AC: | 35V |
| Current Rating: | 400mA |
| Fuse Type: | Board Mount (Cartridge Style Excluded) |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Cut Tape (CT) |
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Fuses are used to protect electrical circuits by connecting them into an electrical circuit to stop the current flow when the current exceeds a certain safe level. Fuses are generally made of metal and are designed to melt when the current reaches a certain level. SF-0603S040-2 is a type of fuse. This article will discuss its application field and working principle.
Application field
SF-0603S040-2 is classified as a miniature low-voltage fuse. This type of fuse is suitable for the protection of electronic circuits such as TV sets, refrigerators, automobiles, air conditioners, and other power supply systems. Besides, SF-0603S040-2 is also suitable for any device that requires low-power circuit protection with high safety. In the information communication industry, SF-0603S040-2 can be used for signal transmission and signal level surge protection.
Working principle
The operation of the SF-0603S040-2 fuse is controlled by the melting of the fuse element inside the body of the fuse. When the current passes through the element, the fusible metal wire in the element will start to heat up. When the current exceeds the set value of the fuse, the heat generated by the fuse element will melt the element inside the body of the fuse, interrupting the current. The current will drop to zero if the current exceeds the set value of the fuse and the fuse element is fully melted. At this time, the circuit is fully protected.
Conclusion
SF-0603S040-2 is a miniature low-voltage fuse that can be used for various protection needs, such as the protection of electronic circuits in TV sets, refrigerators, automobiles, air conditioners, and other power supply systems. The fuse operates by melting the fuse element inside the body of the fuse when the current passes through. When the current exceeds the set value of the fuse, the heat generated by the fuse element will melt the element inside the body of the fuse, interrupting the current. In this way, the circuit is fully protected.
The specific data is subject to PDF, and the above content is for reference
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