Posts by dekker‭

I want to design a simple battery charger using MCP73831/2. This chip has a 3-State state pin according to the table below: I have a 3.3V MCU and I want to connect this pin to a GPIO. The MCU is...

2 answers  ·  posted 4y ago by dekker‭  ·  last activity 2y ago by Nick Alexeev‭

I want to know why the top-of-the-line CPUs and GPUs from Intel, NVIDIA, and AMD are all bragging about the fabrication process (7nm and 5nm) and trying to be consistently smaller. At the same tim...

3 answers  ·  posted 3y ago by dekker‭  ·  last activity 3y ago by TonyStewart‭

I am reading through a multi-channel power supply manual and at some point it discusses the ability to chain channels in parallel to increase current output. In the schematic, there is one resisto...

3 answers  ·  posted 2y ago by dekker‭  ·  last activity 2y ago by TonyStewart‭

Is there a scientific way to estimate the resistance of a pogo pin? If it was a solid cylinder or wire one could calculate the resistance: R = ρ × L / A But a pogo pin is hollow inside, the sp...

2 answers  ·  posted 2y ago by dekker‭  ·  last activity 2y ago by TonyStewart‭

Many ESD problems are "latent" that is they do not sofort show up....some time later things will stop working :)

posted 3y ago by dekker‭