Circuit design of photoelectric converter and preamplifier

Photoelectric detection technology is a new detection technology produced by the combination of Optics and electronics. It mainly uses electronic technology to detect optical signals, and further transmit, store, control, calculate and display them. In principle, photoelectric detection technology can detect all non electric quantities that can affect the quantity and characteristics of light. It […]

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the silicon labs automotive and infrastructure product line acquired by MAOZe stock skyworks

MAOZe sells skyworks mixed signal solution product line. November 22, 2021 – mouser electronics, an electronic component distributor focusing on introducing new products and providing massive inventory, will expand its product lineup of skyworks solutions and stock the products of silicon labs infrastructure and automobile business recently acquired by skyworks. Engineers and purchasers can continue […]

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3-12v DC timer circuit

The earliest timing tool used by human beings was the hourglass or water drain, but after the birth and development of clocks and watches, people began to try to use this new timing tool to improve timers and achieve the purpose of accurately controlling time. The timer is indeed a great invention, which makes it […]

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Classification and characteristics of diodes

1: Diode classification 1. According to the semiconductor materials used, they can be divided into germanium diode (GE tube) and silicon diode (Si tube). 2. According to its different uses, it can be divided into detection diode, rectifier diode, voltage stabilizing diode, switching diode, isolation diode, Schottky diode, light-emitting diode, silicon power switching diode, rotating […]

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Design and implementation of Zener diode voltage reference

When you use zener diode for reference design, because zener diode is relatively simple, you can use it to demonstrate the design process, and the problems in use will make you glad to have IC reference. Circuit indicators: VCC = 30V ± 10%, 8.445 VREF 9.555 Δ VREF 200 mV, 100 K Ω rload 200 […]

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Design of intelligent LED constant current source

Recently, artificial intelligence has been widely spread, especially robots. It seems that they can replace humans immediately, and even control and manipulate humans in the future. The final world will become the world of robots. In fact, such rumors are moved from science fiction, which can only play a role of sensationalism. Some devices, such […]

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Use ESD diode as voltage clamp

In many applications where the input is not controlled by the system but connected to the outside world, such as test equipment, instruments and some sensing equipment, the input voltage may exceed the maximum rated voltage of the front-end amplifier. In these applications, protection schemes must be implemented to maintain the survival range and robustness […]

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What is the difference between LED and OLED

What is the difference between LED and OLED? 1. Name The English name of LED is light emitting diode and the Chinese name is light emitting diode. It is a kind of light-emitting device. OLED English name organic light emitting diode, Chinese name organic light emitting diode, is a current type organic light emitting device. […]

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