AF164-FR-07887KL

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Resistor Networks, Arrays are components used to control or modify an electrical circuit\'s behavior. One of the most common network, the AF164-FR-07887KL, is a 9-channel, High Current Through-Hole Resistor Array. It has a number of useful features that make it an ideal choice for controlling or delivering current within a circuit.

The AF164-FR-07887KL is available in a variety of configurations ranging from a single-channel to a nine-channel resistor array. Each individual channel has a resistance value of 0.75 ohms and can handle up to 1.5 amps of current. The array also has an operating temperature range of -40°C to 85°C and an operational frequency range of 260KHz to 250kHz.

The main application field of the AF164-FR-07887KL is as an active current limiting device. It can act as the main shunt resistor, controlling current draw from a power supply, or as an inline resistor along a circuit, controlling the flow of current throughout the system. It can also be used in power-protection circuits, providing current limiting for a wide range of voltages and currents.

In addition to its current-limiting capabilities, the network can be used to provide active compensation for voltage drop in long runs of wire. By adding AF164-FR-07887KL resistor networks in series, a stable voltage can be maintained along a wire even when the load varies. This is particularly useful for powering multiple devices connected in a daisy-chain configuration.

In terms of its working principle, the AF164-FR-07887KL is a simple high-current, low-impedance shunt resistor. When a circuit is powered, the current flows from the power source through the resistor array and into the circuit. As the current flow through the array exceeds a certain level, the resistor array begins to clamp the voltage and limits the amount of current that can flow through the line.

One of the most important features of the AF164-FR-07887KL is its ability to handle high continuous current while dissipating minimal heat. Heat dissipation can be reduced by using a balanced layout which ensures that the current flows evenly across all channels. This further allows the resistor array to handle higher current without reaching its maximum allowed temperature and thermal shutdown.

In conclusion, the AF164-FR-07887K is a versatile, cost-effective resistor network ideal for any type of current limiting or voltage drop compensation application. It is highly reliable, has a wide operating temperature range, and is capable of handling high continuous currents with minimal heat dissipation. By implementing it properly, engineers can get the most out of this network solution.

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