Littelfuse recommends a PCB layout with a thermal pad connected to a large copper area to dissipate heat efficiently. A minimum of 1 oz copper thickness is recommended, and the thermal pad should be connected to a ground plane or a heat sink.
To select the correct fuse, consider factors such as the maximum current, voltage, and power rating of your circuit. Also, consider the fuse's interrupting rating, which is the maximum current the fuse can safely interrupt without damage.
The DSA1-18D is a high-speed fuse with a fast acting characteristic, making it suitable for high-energy applications. It has a higher interrupting rating and a faster response time compared to other similar fuses from Littelfuse.
The DSA1-18D is rated for operation up to 125°C, but its performance may degrade at higher temperatures. If your application requires operation above 125°C, consider using a fuse with a higher temperature rating or consulting with a Littelfuse application engineer.
To ensure proper soldering, use a soldering iron with a temperature range of 250°C to 300°C, and apply a small amount of solder to the fuse's terminals. Avoid applying excessive force or heat, which can damage the fuse or PCB.
Trust Checks
This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
DSA1-18D Overview
Use the download button to access the DSA1-18D schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like DSA1-,
or try a keyword search, such as Rectifier Diodes
