Questions tagged [protoboard]
The protoboard tag has no usage guidance.
62
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Perfboard short circuit debugging
I've got a perfboard circuit I put together that's drawing 1.7A when just the 5V and GND pins are connected. As you might have guessed, this is not ideal given the existing components.
The A4988 motor ...
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Finding it hard to track connections when they are under the protoboard/perfboard
What I really like about creating the connections underneath the protoboard/perfboard is that you can create really compact circuits. Also, since there's no insulation, it's easier to make multiple ...
- 275
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Single-core-wires: should sharp turns be avoided?
When making connections with single-core wires, should sharp turns like this be avoided, opting for a rounder turn? Or it doesn't matter?
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Are fiber glass perfboards more durable than phenolic perfboards?
For example, in an identical setup, would a fiber glass perfboard last more years than a phenolic perfboard?
- 275
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Black spots on soldered joints
When I solder, I often end up with black spots like the ones you see in the picture. I circled one.
Is it burned flux? Will that affect the connections? How to avoid them?
- 275
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Is it an issue if connections are too close to each other?
I like the idea of making very compact circuits. However, it worries me that the connections will be too close of each other, increasing the likelihood of shorts or melting nearby solder by accident.
...
- 275
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LED Fails to illuminate, what am I not seeing in my configuration(s)?
I'm working on a super simple circuit, I want to light the LED.
Power Source 1: 5.5v from 9v battery through breadboard power supply module
Power Source 2: 5.5v from lab bench PSU
LED Info: Vf - 3v to ...
- 181
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Power protoboarding for Uno R3, 3x Mosfet Drivers, 1x A4988 w/motor and a grove relay
I need some help on this Arduino project. The breadboard wiring I did isn’t working for power delivery and we haven’t connected everything up thus far. I’m getting a drop in voltage when I turn on two ...
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Prototyping board for the STM32F401RCT6? [closed]
I am new to this kind of thing, but I am trying to learn how to turn a prototyped circuit into a commercial board. To do this I have switched from Teensy over to ST's platform. However, with going ...
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3
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250
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How to solder over solder mask
I'm new to prototyping with perf board (Proto board) and was wondering if I could solder over the solder mask to another hole instead of using wires to provide something for the solder to stick to.
(...
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How to place 3.96 mm pitch components on 2.54 mm pitch PTH protoboard?
I am trying to build a Clothes Dryer control board. Most components will have a 2.54 mm pitch - a few ICs, MOSFETs, and a Raspberry Pi Pico as the "brains". However, I wanted to retain the ...
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How can I safely connect 230V AC to this relay?
I have this high inrush relay (type G5RL-1A-E-HR.) Page 5 of the datasheet only mentions pin names from the bottom. The relay will switch on/off AC side of an SMPS.
There is no polarity mentioned for ...
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93
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How to prototype with sensitive electrical components without a PCB?
Right now I'm trying to get consistent radio operation with an NRF24L01+ and a Teensy 3.6, however in my experience working with radios they have extremely inconsistent connectivity when using ...
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No connection from wired protoboard
I am using protoboards for the first time, and I can't seem to get the circuits I am making on them to work. I would have no problem getting these circuits working on a breadboard, but for some reason ...
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DRV8825 Stepper Driver Burning Up
I am trying to wire up 3 NEMA 23 Steppers driven by 3 DRV8825 drivers and an Arduino Due. I tried to solder a perfboard prototype, but when I turned it on the first board burned and the ground jumper (...
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