It is the circled area in the figure. At this time, no current flows into the secondary side, and the diode is reverse biased and cut off. Then its terminal voltage should be the secondary side voltag
Thermistor K value in lithium battery management circuit. If you use a different thermistor, you can choose to calculate and change the temperature coefficient using the attached excel document.
Recal
[i=s]This post was last edited by wangerxian on 2022-6-6 14:08[/i]A few days ago, I saw a review posted on the forum, which was a Qinheng CH224EVT evaluation board [ https://en.eeworld.com/bbs/elecpla
I took some time off over the weekend to disassemble a Bluetooth headset charging case.No logo on the frontThe reverse side has logo, model, capacity, etc.The charging port is a Type-C interface.After