The pitch of a header pin refers to the distance between each individual pin on the header. 0.1" pitch means that the pins are spaced 0.1 inches apart, while 0.150" pitch means that the pins are spaced 0.150 inches apart. This may seem like a small difference, but it can have a significant impact on the size and spacing of components on a circuit board.
In most cases, it is not recommended to substitute 0.1" pitch header pins for 0.150" pitch header pins or vice versa. This is because the spacing between the pins is different, which can lead to compatibility issues with other components on the circuit board. It is best to use the correct pitch for your specific project to ensure proper functionality.
0.1" pitch header pins are more commonly used and readily available, making them a popular choice for many projects. They also allow for tighter spacing between components, which can be beneficial for smaller circuit boards. Additionally, 0.1" pitch header pins are often less expensive than 0.150" pitch header pins.
One potential disadvantage of using 0.1" pitch header pins is that they may not be suitable for high-density circuit boards. If your project requires a large number of components, the smaller spacing between pins may make it difficult to fit everything onto the board. In this case, using 0.150" pitch header pins may be a better option.
If you need to convert 0.1" pitch header pins to 0.150" pitch header pins, you will likely need to purchase new pins with the desired pitch. This can involve desoldering the existing pins and replacing them with the new ones. It is important to carefully research and plan the conversion process to ensure compatibility and proper functionality of your circuit board.