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5V-USB Charger Circuit Diagram, Detailed Production Procedures

Date: Jun 28, 2019  | Click 6 times  |  Author:admin

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USB charger kit, also known as MP3/MP4 charger, input AC160-240V, 50/60Hz, rated output: DC 5V 250mA (label sticker is 500 mA, if you want to output more curren

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Manufacture of Electronic Fishing Device

Date: Jun 28, 2019  | Click 4 times  |  Author:admin

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Manufacture of Electronic Fishing Device

Working principle
The fishing device is based on the principle that the electric energy with a voltage higher than 100

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12V High Efficiency White Light LED Driver

Date: Jun 28, 2019  | Click 4 times  |  Author:enthusiast

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12V High Efficiency White Light LED Driver







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Making High Quality Hearing Aid with TDA2822M

Date: Jun 28, 2019  | Click 7 times  |  Author:TDA2822

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The working principle is that the integrated circuit TDA2822M is an eight-foot double-in-line package. If it can not be replaced by TDA2822, the package of TDA2

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Pcb layout software introduction

Date: Jun 15, 2019  | Click 11 times  |  Author:admin

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What are the common PCB layout software?1. Cadence Allegro
The Cadence Allegro System Interconnect Platform enables high-performance interconnects to be designe

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The difference between pcba and pcb

Date: Jun 15, 2019  | Click 12 times  |  Author:admin

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The difference between pcba and pcb


The translation of the PCB into Chinese is called a printed circuit board. Since it is made by electronic printing, it is

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Introduction to the working principle and characteristics of the relay

Date: Jun 15, 2019  | Click 2 times  |  Author:admin

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A relay is an electronic control device that has a control system (also called an input loop) and a controlled system (also called an output loop). It is usuall

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Single relay control forward and reverse and speed control circuit schematic

Date: Jun 15, 2019  | Click 4 times  |  Author:admin

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Idea: Using a single-pole double-throw relay to control the motor's forward and reverse design is very good, but how to make the motor stop and speed regula

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Incandescent lighting control switch circuit

Date: Jun 15, 2019  | Click 2 times  |  Author:admin

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Under normal conditions, the alternating current forms a loop through a voltage divider circuit composed of an incandescent lamp, a VD4 to VD7 rectifier bridge,

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Electronic time relay circuit diagram

Date: Jun 15, 2019  | Click 4 times  |  Author:admin

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In the circuit diagram, S1 is the mode selection switch; S2 is the time range selection switch, the main control integrated circuit is 52432-01, 52432-01 applic

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8051 microcontroller interrupts

Date: Jun 06, 2019  | Click 23 times  |  Author:admin

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When several interrupt sources request interrupts from the CPU at the same time, according to the priority of the real-time events that occur, priority is given

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8051 microcontroller pin diagram

Date: Jun 06, 2019  | Click 12 times  |  Author:admin

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8051 microcontroller pin diagram
The pins of the 8051 series are compatible with each other. The 8051, 8751 and 8031 are all available in a 40-pin dual-column l

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