tag:blogger.com,1999:blog-67786075714739792692024-03-18T16:47:47.556+07:00Electronic Circuit1001++ Electronic Circuit SchematicUnknownnoreply@blogger.comBlogger1422125tag:blogger.com,1999:blog-6778607571473979269.post-61986823272682936142024-03-02T03:21:00.001+07:002024-03-02T03:21:05.616+07:00The Best Free Gerber Viewer Tools for PCB DesignersIn modern circuit board design, Gerber files are a common format used to convey circuit board manufacturing information.With the continuous development of electronic products and the advancement of technology, PCB design has become increasingly complex. Designers need to meticulously review Gerber files to ensure design accuracy and manufacturability. However, traditional Gerber viewers are oftenUnknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-38224054888971085392024-03-02T03:18:00.006+07:002024-03-02T03:18:32.239+07:00Guide to the Top 10 Commonly Used Electronic ComponentsElectronic components are fundamental elements of electronic technology and serve as the essential building blocks of electronic circuits. With the rapid development of electronic technology and its application fields, the number of components used in the design process is increasing day by day. It is crucial for electronic engineers or enthusiasts to master the characteristics and Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-60202629409441789622024-03-02T03:16:00.001+07:002024-03-02T03:16:19.613+07:00Exploring PCB Surface Finish A Comprehensive GuideThe PCB surface treatment process is a crucial step in PCB manufacturing. Its purpose is to protect the copper surface from oxidation and ensure that it can bond well with the solder during the soldering process. The following are some common PCB surface treatment processes and their advantages and disadvantages:HASL (Hot Air Solder Leveling):Hot air leveling (HASL) is a traditional method for Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-26287797600103692102024-03-02T03:13:00.002+07:002024-03-02T03:13:13.184+07:00 Common problems and solutions in PCB designPrinted circuit board (PCB) is an essential component of modern electronic equipment. During the PCB design process, designers often encounter various issues and problems, related but not limited to, layout inefficiencies, signal integrity concerns, and thermal management challenges. This article will explore common issues in PCB design and offer solutions to help engineers effectively address Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-65016570842070916092024-01-11T03:49:00.000+07:002024-01-11T03:49:22.549+07:00 How to Choose a SMT Stencil What is a SMT stencil?SMT Stencil is a thin metal sheet used in the soldering process for SMT (Surface Mount Technology) and it plays an essential role in the SMT soldering process. SMT Stencil allows the direct placement of solder paste onto the SMD pads of PCB, which can help prevent errors and defects during the reflow soldering process. This results in a precise amount of tin coverage once the work is Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-85850330546797961652024-01-11T03:37:00.002+07:002024-01-11T03:37:39.519+07:00How to Choose the Thickness of PCBFirst, in the world of electronic products, the PCB is often referred to as the "heart", it connects everything together making the board thickness an important parameter for this crucial component. Whether the thickness of the PCB is appropriately selected directly affects the performance, stability, and reliability of final electronic products.The process of selecting PCB thickness is Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-33974370820076962252024-01-11T03:26:00.005+07:002024-01-11T03:26:58.233+07:00PCBs Gold Fingers - Why It Matters ? PCBs Gold Fingers - Why It Matters ?What is PCB Gold Finger?PCB gold fingers refer to the metal contact points on a printed circuit board, typically located at the board's edge. They are commonly made of metallic materials such as gold or upgraded gold alloys . Since the surface of the pads is gold-plated and the conductive contacts are arranged like fingers, they are called "gold fingers".Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-37051527607907944662023-12-22T17:38:00.003+07:002023-12-23T04:38:58.493+07:002 Way Active Crossover PCB LayoutElcircuit will share the PCB Layout for a 2-way crossover circuit or active crossover for 2 low and high speakers. The schematic of the active crossover was designed by Mr. Anistardi Sudikan, a well-known audio master from Indonesia.The following PCB layout was designed by Wahyu Eko Romadhon and has been tested to function properly. Elcircuit will share Gerber files, BoM, and CPL files.Below is aUnknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-72859444345554299722023-11-05T07:26:00.003+07:002023-11-05T07:26:15.658+07:00100W Power Amplifier TDA7294 in SMD PCB Elcircuit will share a fixed and tested PCB layout for the TDA7294 power amplifier or you can also use the TDA7293, this power amplifier PCB uses SMD and throughole supporting components. by using SMD components the PCB dimensions can be smaller, this PCB has quite small and simple dimensions with a length of 4.6cm and a width of 2.7cm. quite small for the size of the TDA7294 power Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-82921591036809583442023-11-01T01:48:00.000+07:002023-11-01T01:48:36.613+07:00DIY 500W Class-D TL494 Switching Amplifier
In this project, I will share about class-d power amplifier using TL494 IC for PWM, and use N-Channel MOSFET transistor as the final amplifier. This circuit is not so complicated and cheap to make practice making power amplifier class-d. This power amplifier circuit can be supplied with a 30V to 100V DC asymmetric power supply using 8VDC bias voltage up to 12VDC. The output power of this Unknownnoreply@blogger.com73tag:blogger.com,1999:blog-6778607571473979269.post-7949251786265760452023-10-12T05:41:00.002+07:002023-10-12T05:41:24.865+07:00750W RMS Mini Class-D Amplifier LM311 IR2110 750W RMS Mini Class-D Amplifier PCB LayoutElcircuit will share the PCB layout but not from us, so whether this amplifier works or not is still 50:50 but the actual schematic is working well. The circuit scheme was designed by Mr. Kartino Surodipo, this amplifier circuit is quite simple, using the LM311 IC as a comparator, and the level shifter uses a 2n5401 transistor, so this amplifier Unknownnoreply@blogger.com1tag:blogger.com,1999:blog-6778607571473979269.post-51640569355649776522023-10-11T15:00:00.003+07:002023-10-11T15:00:59.912+07:00Bass Monster Mini Class-D Amplifier with IR2153Bass Monster Mini Class-D Amplifier with IR2153 Schematic DiagramSchematic diagram of class-d amplifier named Bassmonster mini, The class-D amplifier circuit uses IC IR2153 as the MOSFET driver, and for the comparator and level shifter section it uses IC LM311 and transistor 2N5401 for the MOSFET, you can use the irfp250N mosfet and can be supplied with a minimum voltage of +65 0 -65VDCUnknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-91089567785111518892023-10-11T13:54:00.002+07:002023-10-11T14:04:41.287+07:00PCB Layout Tone Control Sansui AU5500 PCB Layout Tone Control Sansui AU5500 Elcircuit will share the PCB layout for tone control, more specifically the Sansui AU5500 tone control. On the PCB layout there is a marking error for the power supply, the + - section is written upside down, so please pay attention if you want to enter the supply voltage.This tone control is equipped with bass, mid, and treble tone settings, as Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-40341475780247744262023-10-09T00:52:00.006+07:002023-10-25T15:20:37.096+07:00How to Order PCBA on JLCPCB its EasyIn this post, I will give a tutorial on how to make a PCB that has SMD components soldered using the PCBA or PCB Assembly service at JLCPCB.This is an example of a PCBA from JLCPCBWhy PCBA on JLCPCB???The results are very satisfying, we no longer need to bother soldering SMD components, because what DIYers complain about if the kit uses SMD components is that it's flat when soldering them. Due toUnknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-22610560751411026232023-09-21T01:33:00.005+07:002023-09-21T14:07:52.791+07:00 DSP vs. DAC: Main differences between themTable of contents1. What is DAC?2. What is DSP?3. How does DAC work?4. How does DSP work?5. DSP vs. DAC Features6. Difference between DSP and DACWhat is DAC?Digital signals are converted into analog impulses by a device called a digital-to-analog converter (DAC). A digital signal, which is represented by a string of binary integers, can be used to drive an analog device, such as a speaker or a Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-76733137681440568042023-09-14T23:27:00.001+07:002023-09-14T23:27:11.403+07:00Schematic Amplifier EEEngine G77 Slim Version Schematic Power Amplifier EEEngine G77 PCB Power Amplifier EEEngine Slim G77 Buy PCB https://shope.ee/8A3tNFeOZTVideo Test EEEngine G77 Slim 1500W RMSDownload Schematic EEEnginge Slim G77 Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-28584893934435373582023-08-29T03:01:00.003+07:002023-09-22T12:55:50.157+07:002800W Power Amplifier Schematic Tiger 2800 Class-D Fullbridge Class-D Amplifier Schematic 2800WReady KIT Amplifier Fullbridge class-D Tiger 2800 tested output upto 2800W RMSClick to Download Schematic Class-D Fullbridge 2800W RMS PDF FilePCB Tiger 2800 Class-D Fullbridge 2800WAssembly Video & Load Tested 2800W RMSTest Point / Troubleshoot VideoShopee PCB Tiger 2800 2800W RMS Amplifier Fullbridge Link : https://shope.ee/6zrV8t1baUDiY Kit Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-41855060535964028642023-06-18T23:11:00.004+07:002023-09-22T13:07:06.943+07:002000W OCL EEENGINE POWER AMPLIFIERThe OCL Power Amplifier is a class-AB Amplifier-based power amplifier because class AB power amplifiers have relatively low efficiency compared to class D amplifiers or Class TD Amplifiers/EEEngine Amplifiers.PCB OCL EEENGINE 2000W So the 2000W OCL EEEngine power amplifier has added the EEEngine stepper circuit, Yamaha's stepper. So making this power amplifier more efficient than a Unknownnoreply@blogger.com1tag:blogger.com,1999:blog-6778607571473979269.post-82384035910230946712023-06-18T22:50:00.005+07:002023-06-18T22:50:53.061+07:00Power Amplifier for tweeter 300W Elcircuit will share a Power Amplifier Tweeter PCB Layout design with a single layer line design, this PCB is designed by KQ5. but haven't tried it yet. for friends who want to try PCB Layout can be downloaded here.This tweeter power amplifier is used for tweeter speakers, with a maximum power supply voltage of 400W +63V 0 -63VDC. The scheme was designed by Mr. Kartino Surodipo. This Unknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-28293597510829710882023-06-07T03:29:00.004+07:002023-06-07T03:33:14.747+07:00PowerAmplifier 2 Channel M2 Bootstrap - PCB LayoutM2 Bootstrap power amplifier PCB layout design - this layout design is a complete 2-channel amplifier, that can be used for stereo amplifiers. You can see in the picture above that there are 8 final transistors, and each channel uses 4 final transistors. can use 2sc5200 / 2sa1943 final transistor. which can be supplied +32V 0 -32V to +75V 0 -75V DC. The output power can reach 500W per channel. ItUnknownnoreply@blogger.com0tag:blogger.com,1999:blog-6778607571473979269.post-22844001949160552622023-06-04T00:54:00.003+07:002023-06-04T00:54:22.520+07:00Power Amplifier SOCL504 Modded PCB Layout The following is for the SOCL504 Moded Power Amplifier PCB Layout which can be downloaded as a pdf file to make it easier to print your own PCBThe SOCL504 Modded amplifier circuit is basically a SOCL504 amplifier circuit that has been scattered on the internet, such as the circuit that has been posted here on elcircuit.: https://www.elcircuit.com/2017/12/Power-Amplifier-SOCL-504.htmlThe Unknownnoreply@blogger.com2tag:blogger.com,1999:blog-6778607571473979269.post-32196798644077565512023-06-02T22:43:00.003+07:002023-06-02T22:43:41.716+07:00High Power Amplifier 3500W Class-AB Fullbridge (BTL)Hello, this schematic is for high-power amplifier class-AB Fullbridge, its work includes buffer input balance and output protector. The above scheme is usually downloaded in a PDF version with much better image quality.For the PCB layout, you can create your own. The power amplifier circuit has been tested by YouTube Wahyu Eko Romadhon, using a 90VDC CT power supply voltage, it can produce Unknownnoreply@blogger.com5tag:blogger.com,1999:blog-6778607571473979269.post-14080481015744957792023-06-01T22:48:00.003+07:002023-11-21T23:05:04.883+07:00High Power Amplifier Class-D D2K5 Fullbridge Dual FeedbackElcircuit will assemble a class-d D2k5 dual feedback power amplifier, this This power amplifier is a high-power power amplifier, can be supplied with a symmetrical 90VDC voltage, with a power output of up to 2800W RMS. This D2K5 Fullbridge amplifier can be used for 18-21inch subwoofer speakers. the scheme was designed by Mr. Katino Surodipo.I've previously made this SMD version of the D2K5 Unknownnoreply@blogger.com12tag:blogger.com,1999:blog-6778607571473979269.post-29401052260855628632023-05-04T12:28:00.000+07:002023-08-28T19:33:55.165+07:00How can I prevent the power cord from causing voltage fluctuations?When a step-down regulator or linear regulator power supply is used, the voltage is generally regulated to a set value to supply the load. In some applications (e.g., laboratory power supplies or electronic systems where long cables are used to connect various components), it is not possible to ensure that an accurate regulated voltage is always available at the desired point of location because Unknownnoreply@blogger.com1tag:blogger.com,1999:blog-6778607571473979269.post-27711145032947622562023-05-01T18:21:00.000+07:002023-05-05T01:39:46.055+07:00500W Power Amplifier 2SC2922, 2SA1216 with PCB Layout Design
This is high power amplifier has Output power about 500 Watt with the compatible voltage supply is under 63 Volt or same. If this amplifier operated the transistor output recommended to be placed on the good heatsink. Because, the transistor will be hot. Transistor Output using SANKEN 2SC2922 and 2SA1216. This amplifier is mono circuit if you want to stereo you can multiple it, and the power Unknownnoreply@blogger.com110