tlfong01
Electronics Hobbyist
https://plus.google.com/103602689234696675890/about
tp4506 lipo charging
Q: TP4056 keep shorting / dropping voltage when connected to XL6009. I found 2 solutions, which one is the best? Here is the electronics, I took the picture after I cut the wires, […]
Rpi power from USB and internal port
day Modified today Viewed 10 times 1 My goal is to be able to power the RPI from either the internal pin or from the usb-c port, but protect the RPI board in case […]
TP4056 Lipo Charger testing notes
Q: TP4056 keep shorting / dropping voltage when connected to XL6009. I found 2 solutions, which one is the best? Here is the electronics, I took the picture after I cut the wires, […]
2n2222 notes
2N2222 burning out in the lab at 22 V Ask Question Asked 16 days ago Modified 3 days ago Viewed 2k times 7 According to the datasheet, a 2N2222 can handle VCE(max)VCE(max) up to 40 V40 V. However, in the […]
2N2222 burning notes
2N2222 burning out in the lab at 22 V Ask Question Asked 11 days ago Modified today Viewed 2k times 6 According to the datasheet, a 2N2222 can handle VCE(max)VCE(max) up to 40 V40 V. However, in the lab, I’ve […]
2N2222 burning out notes
2N2222 burning out in the lab at 22 V Ask Question Asked 10 days ago Modified 3 days ago Viewed 2k times 6 According to the datasheet, a 2N2222 can handle VCE(max)VCE(max) up to 40 V40 V. However, in the […]
2N2222 testing notes
2N2222 burning out in the lab at 22 V Ask Question Asked 7 days ago Modified today Viewed 2k times 6 According to the datasheet, a 2N2222 can handle VCE(max)VCE(max) up to 40 V40 V. However, in the lab, I’ve […]
ESC BLDC PWM signal
Creating a servo PWM signal for BLDC ESC Controller using PICO Ask Question Asked 4 days ago Modified 4 days ago Viewed 53 times 2 I am trying to use my RPi PICO to control […]
SPI touch screen with RPi?
How to use SPI touch screen with RPi? Ask Question Asked today Modified today Viewed 19 times 1 I bought a SPI TFT 2.4″ display with a resistive touchscreen from eBay (this one). The screen […]
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