Why do we solder




















If you do use lead solder, make sure you have proper ventilation and that you wash your hands after use. When buying solder, make sure NOT to use acid core solder as this will damage your circuits and components.

Acid core solder is sold at home improvement stores and is mainly used for plumbing and metal working. As mentioned earlier, solder does come in a few different diameters. The thicker diameter solder. This clips will assist you by holding the items you are trying to solder while you use the soldering iron and solder.

A very helpful tool to have in your makerspace. We always recommend you use a soldering iron stand to help prevent accidental burns or damage.

Make sure you are soldering in a well ventilated area. When solder is heated, there are fumes released that are harmful to your eyes and lungs. Lastly, make sure to wash your hands when done soldering especially if using lead solder.

Before you can start soldering, you need to prep your soldering iron by tinning the tip with solder. Tinning will also help to protect the tip and reduce wear. Step 1: Begin by making sure the tip is attached to the iron and screwed tightly in place. Step 2: Turn on your soldering iron and let it heat up.

Step 3: Wipe the tip of the soldering iron on a damp wet sponge to clean it. Wait a few seconds to let the tip heat up again before proceeding to step 4. Step 4: Hold the soldering iron in one hand and solder in the other. Touch the solder to the tip of the iron and make sure the solder flows evenly around the tip.

You should tin the tip of your iron before and after each soldering session to extend its life. Eventually, every tip will wear out and will need replacing when it becomes rough or pitted. This will help the component make a better connection with the copper pad and prevent it from falling out while soldering.

At this point, touch the tip of the iron to the copper pad and the resistor lead at the same time. Each one of them has a specific function or job to perform. By joining these parts together in different ways, you can build different kinds of electronic devices, such as calculators, computers, televisions, gaming devices, and others.

Each of the different components has metal legs or terminals that need to be connected into circuits. The legs could be connected using electrical cables, but the cables may be disconnected or wriggle free, resulting in a poor or unreliable connection. Any device built this way will be very fragile and will not function very well. This is where soldering comes in.

Soldering makes effective and reliable electrical connections. Soldering starts by cleaning the components to be joined. TWI has been at the forefront of development and testing of electronic devices and sensors with over 40 years experience.

Find out more on how we can help on electronic and sensors. Brazing and soldering are in essence very similar in that a filler metal the braze or solder is melted between the two components to be joined. There are a number of reasons for unfilled joints following wave soldering, several of which are related to fluxing Support for SMEs.

Software Products. Go to Technical knowledge Search. Login Login. Members' Portal. What is Soldering? Contents How does it work? What metals are used?

Which flux can be used for soldering? The damp sponge is used to clean the tip of the iron. Solder braid is used to remove solder; solder is "soaked up" into the braid when it is heated by the soldering iron.

The wire strippers can be adjusted to strip the plastic covering off of various thicknesses of wire. The prototype board is used to connect electronic components in a circuit.

Unplug the iron when it is not in use. Keep the power cord away from spots where it can be tripped over. Take great care to avoid touching the tip of the soldering iron on a power line. If a power cord is touched by a hot iron, there is a serious risk of burns and electric shock.

Always return the soldering iron to its stand when it is not in use. Never put the soldering iron down on your work bench, even for a moment!

Work in a well-ventilated area. The smoke that will form as you melt solder is mostly from the flux and can be quite irritating. Avoid breathing it by keeping your head to the side of, not above, your work. Solder contains lead, which is a poisonous metal. Wash your hands after using solder. Tips Reliable operation of a circuit with soldered connections depends on good soldering practices. Plan before you start to solder.

Identify all the parts that you will be using. It is helpful to attach each part to a piece of paper and write what it is and its value for example, resistor 1: ohms.

Some components, such as LED's, must be placed the correct way around in order to function. The following is a suggested order for the installation of various components: Integrated circuit IC holders note the orientation.

The IC will be added later. Resistors Capacitors, less than 1 micro farad Large capacitors, 1 micro farad or greater, note the orientation. Diodes, note the orientation.

LED's, note the orientation. Transistors, note the orientation. Solid wire connections between components on the board Solid wire is fairly rigid, so it will stay in place once attached. Stranded wire to parts that are connected by wire to the circuit Stranded wire is more flexible than solid wire.

Integrated circuits Connect them the correct way around.



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