PNP7WVFT-91-4K7

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Through hole resistors, like the PNP7WVFT-91-4K7, are a type of electronic component used to define an electrical resistance within a circuit. These devices are generally found in printed circuit boards and have two leads protruding from the main body of the resistor. It’s a key part in a variety of circuits as it enables circuit designers to reduce the amount of power used in an electronic device and aids in dampening voltage and current spikes.

When it comes to PNP7WVFT-91-4K7, this type of resistor is considered to be one of the most dependable through-hole resistors available. It’s a miniaturized resistor of exceptional size and accuracy and is ideal for use in high-density boards. The PNP7WVFT-91-4K7 is obtained through stamping and pick & place processes that ensure it meets exact resistance requirements while maintaining a compact size. It’s composed of two parts – the body and the resistor element. The body is composed of high-grade, flame-retardant plastic material, while the resistor element is made of a high-grade ceramic-oxide substrate with a metal-film resistor. The device can withstand temperatures upwards of 250°C (472°F) and generally offers a resistance of 600,000 ohms per 7V of power.

As for the application field and working principle of PNP7WVFT-91-4K7, this device is typically used in a variety of electronic applications, ranging from turntables and motors to audio and video equipment. It’s an ideal component for build-it-yourself projects and educational boards due to its compact size and mechanical robustness. In terms of working principle, the device helps in establishing a fixed electrical resistance in circuits. The resistor element is composed of a thin metal film that has been etched into a substrate. When a voltage is applied to the terminals, the resistance of the resistor is proportional to the voltage. The current that flows through the device is thus proportional to the applied voltage and inversely proportional to the resistance.

The PNP7WVFT-91-4K7 is highly reliable owing to its durable design and high temperature resistance. This miniature resistor is also especially well-suited to high-density boards, as it ensures spacing and accuracy essential for modern electronic components. It also helps in improving the efficiency of circuits by limiting the amount of power used in an electronic device while dampening voltage and current spikes.

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