What is a bootstrap capacitor?
The DC-DC BUCK chip has a pin called BOOT, some called BST, as shown below:How does the bootstrap capacitor work?
The following is the block diagram of the DCDCBUCK chip...
[size=5]Machine interface and boot design based on MCU+DSP embedded platform[/size][size=5] [/size] [size=5]1 Introduction[/size] [size=5] [/size] [size=5] Automation control requires real-time data a...
The simplest actual circuit of 5V/5W switching power supply is shown in the figure. In the figure, TOP210 (IC1) is a three-terminal PWM switch. IC1 contains PWM controller, power MOSFET and various pr...
GM4158 is a telephone call chip with hands-free calling function. It contains the functions that an analog call chip should have. With the ringing and dialing chips, it can form a complete telephone. ...
1. If the MCU uses the delay function to delay, that is, the empty waiting method is used to delay, but the MCU has only one core and cannot split itself to handle other things. If this method is used...
The previous article ( https://bbs.eeworld.com.cn/thread-1187454-1-1.html ) only analyzed the board based on the schematic diagram. This article will directly power it on and take a look.
The CB5654 d...