Aiming at the problem of dead zone in analog voltage regulation when using analog connection technology in traditional applications, it is proposed to use serial communication between computer and ser...
I saw a step-down circuit of the LM3478 chip, but I don't understand the peripheral circuit of the chip, especially pin 1 (Isen). According to the datasheet, it should always be in short-circuit prote...
I've recently been working on a PD protocol power bank, and I'm planning on making a bidirectional 65W power bank. The power supply in the PD protocol is negotiated between the source and the sink thr...
In the past one or two years, Huawei and Apple have been fighting each other. This year, Apple's "first move" is the iPhone 11, and Huawei's "second move" is the Huawei Mate 30.After a fierce debate b...