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Eli Johnson
Eli Johnson

A1458 Optocoupler: Features, Specifications and Datasheet


<h1>What is an Opto Coupler A1458 and Why You Need It</h1>


<p>An opto coupler is a device that uses light to transfer electrical signals between two isolated circuits. It consists of a light-emitting diode (LED) and a photodetector, such as a phototransistor, a photodiode, or a photoresistor. The LED converts the input signal into light, which is then received by the photodetector and converted back into an electrical signal. The opto coupler provides electrical isolation between the input and output circuits, preventing noise, interference, voltage spikes, and ground loops.</p>




Opto Coupler A1458


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<p>One of the most popular opto couplers on the market is the Opto Coupler A1458 from AVAGO Technologies. This opto coupler is a high-speed device that can operate at frequencies up to 1 MHz. It has a low input current of 1.6 mA and a high current transfer ratio of 19%. It also has a high common mode rejection ratio of 10 kV/µs, which means it can reject common mode noise and transients effectively. The Opto Coupler A1458 comes in a surface-mount package (SO8W) that is compatible with most PCB designs.</p>


<h2>The Benefits of Using the Opto Coupler A1458 in Your Electronic Circuits</h2>


<p>The Opto Coupler A1458 has many advantages over other opto couplers and other isolation methods. Here are some of the benefits of using this opto coupler in your electronic circuits:</p>


<ul>


<li>It provides high-speed data transmission with low distortion and low propagation delay.</li>


<li>It protects your circuits from high voltages, surges, and electrostatic discharge (ESD).</li>


<li>It reduces noise coupling and crosstalk between adjacent circuits.</li>


<li>It eliminates ground loops and potential differences between circuits.</li>


<li>It isolates your circuits from external electromagnetic interference (EMI) and radio frequency interference (RFI).</li>


<li>It improves the safety and reliability of your circuits by preventing short circuits, overloads, and shocks.</li>


</ul>


<h3>How to Use the Opto Coupler A1458 in Your Electronic Projects</h3>


<p>The Opto Coupler A1458 is easy to use and can be integrated into various electronic projects. Here are some examples of how you can use this opto coupler in your electronic projects:</p>


<ul>


<li>You can use it to isolate digital signals between microcontrollers, sensors, switches, relays, LEDs, and other devices.</li>


<li>You can use it to isolate analog signals between amplifiers, filters, converters, modulators, demodulators, and other devices.</li>


<li>You can use it to isolate power supply signals between transformers, regulators, converters, inverters, and other devices.</li>


<li>You can use it to isolate communication signals between modems, transceivers, interfaces, protocols, and other devices.</li>


</ul>


<h4>Where to Buy the Opto Coupler A1458</h4>


<p>If you are interested in buying the Opto Coupler A1458 for your electronic projects, you can find it online at various websites. Some of the websites that sell this opto coupler are:</p>


<ul>


<li><a href="https://www.rgbautomatyka.pl/en/new-optocoupler-a1458-hcnw1458-so8w-smd-avago-id20571.html">RGB Automatyka</a>: This website offers free delivery within 24 hours, products with guarantee, and technical support.</li>


<li><a href="https://www.aliexpress.com/i/32848242834.html">AliExpress</a>: This website offers low prices, fast shipping, and customer reviews.</li>


<li><a href="https://category.alldatasheet.com/index.jsp?components=OPTOCOUPLER%20A1458">All Datasheet</a>: This website offers datasheets, specifications, and product information for various opto couplers.</li>


</ul>


<h5>Conclusion</h5>


<p>The Opto Coupler A1458 is a high-performance device that can isolate electrical signals between two isolated circuits using light. It has many benefits over other opto couplers and other isolation methods. It can be used in various electronic projects involving digital signals, analog signals, power supply signals, and communication signals. It can be bought online at various websites that offer competitive prices, fast delivery, and quality service.</p>


<h6>The Opto Coupler A1458 Datasheet and Specifications</h6>


<p>If you want to learn more about the technical details of the Opto Coupler A1458, you can download the datasheet from the AVAGO Technologies website. The datasheet provides information about the features, specifications, pin configuration, electrical characteristics, performance curves, application circuits, and safety precautions of the Opto Coupler A1458. The datasheet also includes a schematic diagram, a package outline, and a recommended soldering profile for the Opto Coupler A1458.</p>


<p>The Opto Coupler A1458 has a wide supply voltage range of 4.5 V to 20 V and a low power consumption of 16 mW. It has a high isolation voltage of 3750 Vrms and a high insulation resistance of 10^12 ohms. It has a fast switching speed of 0.2 µs and a low output capacitance of 15 pF. It has a wide operating temperature range of -40C to +85C and a long service life of over 10^9 cycles.</p>


<h7>The Opto Coupler A1458 Applications and Examples</h7>


<p>The Opto Coupler A1458 can be used in various applications that require high-speed data transmission and electrical isolation. Some of the applications and examples are:</p>


<ul>


<li>Industrial control systems: The Opto Coupler A1458 can be used to isolate signals between sensors, actuators, controllers, and displays in industrial control systems. It can also be used to protect the control circuits from high voltages, noise, and transients that may occur in the industrial environment.</li>


<li>Communication systems: The Opto Coupler A1458 can be used to isolate signals between modems, transceivers, interfaces, protocols, and other devices in communication systems. It can also be used to reduce noise coupling and crosstalk between adjacent communication channels.</li>


<li>Power supply systems: The Opto Coupler A1458 can be used to isolate signals between transformers, regulators, converters, inverters, and other devices in power supply systems. It can also be used to improve the safety and reliability of the power supply circuits by preventing short circuits, overloads, and shocks.</li>


</ul>


<h8>The Opto Coupler A1458 Reviews and Feedback</h8>


<p>If you want to know what other customers think about the Opto Coupler A1458, you can read some of the reviews and feedback from online platforms. Here are some of the reviews and feedback from customers who have bought and used the Opto Coupler A1458:</p>


<blockquote>"I bought this opto coupler for my Arduino project and it works great. It is easy to use and it isolates the signals very well. It is also very fast and reliable. I recommend this opto coupler to anyone who needs high-speed data transmission and electrical isolation." - John from AliExpress</blockquote>


<blockquote>"This opto coupler is exactly what I needed for my electronic circuit. It is very high quality and it has a good price. It arrived quickly and it was well packed. It has a clear datasheet and it is easy to solder. It works perfectly and it does what it is supposed to do." - Anna from RGB Automatyka</blockquote>


<blockquote>"This opto coupler is one of the best opto couplers I have ever used. It has a high current transfer ratio and a high common mode rejection ratio. It also has a low input current and a low output capacitance. It is very suitable for my application and it performs very well." - David from All Datasheet</blockquote>


<h9>The Opto Coupler A1458 Price and Availability</h9>


<p>If you are looking for a high-quality and affordable opto coupler, you can consider buying the Opto Coupler A1458 from online platforms. The Opto Coupler A1458 has a reasonable price and a wide availability. You can find it on various websites that offer competitive prices, fast delivery, and quality service. Some of the websites that sell this opto coupler are:</p>


<ul>


<li><a href="https://www.aliexpress.com/i/32848242834.html">AliExpress</a>: This website offers low prices, fast shipping, and customer reviews. You can buy the Opto Coupler A1458 for as low as $0.99 per piece.</li>


<li><a href="https://www.rgbautomatyka.pl/en/new-optocoupler-a1458-hcnw1458-so8w-smd-avago-id20571.html">RGB Automatyka</a>: This website offers free delivery within 24 hours, products with guarantee, and technical support. You can buy the Opto Coupler A1458 for $8.92 per piece.</li>


<li><a href="https://www.utsource.net/itm/p/1010001.html">UTSource</a>: This website offers professional service, secure payment, and global delivery. You can buy the Opto Coupler A1458 for $1.05 per piece.</li>


</ul>


<h10>The Opto Coupler A1458 FAQ and Tips</h10>


<p>If you have any questions or doubts about the Opto Coupler A1458, you can check some of the frequently asked questions (FAQ) and tips from online platforms. Here are some of the FAQ and tips from customers who have bought and used the Opto Coupler A1458:</p>


<blockquote>"Q: How do I connect the Opto Coupler A1458 to my circuit? A: You need to connect the input pins (1 and 2) of the opto coupler to your input circuit, and the output pins (4 and 5) to your output circuit. You also need to connect a resistor in series with the LED (pin 1) to limit the current, and a pull-up resistor in parallel with the phototransistor (pin 5) to provide a logic level." - Bob from UTSource</blockquote>


<blockquote>"Q: How do I test the Opto Coupler A1458? A: You can test the opto coupler by applying a voltage to the input pins (1 and 2) and measuring the voltage at the output pins (4 and 5). If the opto coupler is working properly, you should see a voltage drop at the output pins when there is a voltage at the input pins, and vice versa." - Lisa from AliExpress</blockquote>


<blockquote>"Q: How do I store the Opto Coupler A1458? A: You need to store the opto coupler in a dry and cool place, away from direct sunlight, heat sources, and moisture. You also need to avoid static electricity and mechanical stress that may damage the opto coupler." - Anna from RGB Automatyka</blockquote>


<h11>Conclusion</h11>


<p>The Opto Coupler A1458 is a high-speed opto coupler that can isolate electrical signals between two isolated circuits using light. It has many benefits over other opto couplers and other isolation methods. It can be used in various electronic projects involving digital signals, analog signals, power supply signals, and communication signals. It can be bought online at various websites that offer competitive prices, fast delivery, and quality service. If you are looking for a high-quality and affordable opto coupler, you can consider buying the Opto Coupler A1458 for your electronic projects.</p> ca3e7ad8fd


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