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Your PCB Manufacturing Expert – Highleap Electronic

PCB Potting Services: Compounds, Process, and Design Rules

PCB Potting Services: Compounds, Process, and Design Rules

Figure 1. PCB potting services image for Highleap Electronics PCB manufacturing and assembly review.PCB potting encases an assembled board (or a connector or module) in a solid block of resin, sealing it completely against moisture, vibration, chemicals, and...

PCB Soldering Machine Types: Reflow, Wave, and Selective Equipment

PCB Soldering Machine Types: Reflow, Wave, and Selective Equipment

Figure 1. PCB soldering machine types image for Highleap Electronics PCB manufacturing and assembly review.A PCB soldering machine is the production equipment used to join components to an assembly at scale, most often a reflow oven for SMT, a wave soldering system...

Clean Flux vs No-Clean Flux: Residue, Cleaning, and PCB Reliability

Clean Flux vs No-Clean Flux: Residue, Cleaning, and PCB Reliability

Figure 1. clean flux vs no-clean flux image for Highleap Electronics PCB manufacturing and assembly review.Flux is the chemistry that makes solder flow and wet a joint, and the big practical question is whether its residue has to be washed off afterward. "No-clean"...

Hot Plate Soldering: Process, Limits, and Reflow Comparison

Hot Plate Soldering: Process, Limits, and Reflow Comparison

Figure 1. hot plate soldering image for Highleap Electronics PCB manufacturing and assembly review.Hot plate soldering is a popular way to reflow surface-mount boards on a benchtop: you apply solder paste, place the parts, and heat the board from below on a...

IPC J-STD-001: Classes, Requirements, and RFQ Specification

IPC J-STD-001: Classes, Requirements, and RFQ Specification

Figure 1. IPC J-STD-001 image for Highleap Electronics PCB manufacturing and assembly review.IPC J-STD-001 is the industry standard that defines the requirements for soldered electrical and electronic assemblies — the materials, methods, and acceptance criteria for...

Hard Drive PCB: Function, Failure Modes, and Manufacturing

Hard Drive PCB: Function, Failure Modes, and Manufacturing

Figure 1. hard drive PCB image for Highleap Electronics PCB manufacturing and assembly review.The hard drive PCB is the green board bolted to the underside of a 3.5" or 2.5" HDD. It runs the motor, positions the heads, manages the read channel, and talks to the host...

SMT PCB Assembly Process Explained

SMT PCB Assembly Process Explained

Figure 1. SMT PCB assembly process SMT (surface-mount technology) is the dominant way modern circuit boards are assembled: components are placed directly onto pads on the board surface and soldered all at once in a reflow oven. It is what makes today's small, dense,...

PCB Pin Headers: Selection and Mounting Guide

PCB Pin Headers: Selection and Mounting Guide

Figure 1. PCB pin headers A PCB header, or pin header, is a row (or rows) of conductive pins on a fixed pitch, soldered to a board to provide connection points, jumper positions, or a way to stack boards together. They look trivial, but a header is a connector, and...

Best Soldering Flux for Electronics

Best Soldering Flux for Electronics

Figure 1. best soldering flux There is no single "best soldering flux" — the best one is the type matched to your job. For most electronics work, the right choice is a no-clean or a rosin (RMA) flux: both are mild, non-corrosive once used correctly, and safe on...

Melting Point of Solder: Alloy Temperature Guide

Melting Point of Solder: Alloy Temperature Guide

Figure 1. melting point of solder The melting point of solder depends entirely on its alloy. Eutectic tin-lead solder (Sn63/Pb37) melts at a single, sharp 183 °C (361 °F), while the most common lead-free alloy, SAC305, melts over a range of about...