RACF324DJT470R

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Resistor Networks, Arrays are a special type of electrical components mainly used in static circuit control and radio frequency applications to provide signal conditioning and signal routing. The RACF324DJT470R is a resistor network or array composed of four resistor elements and an integrated electronic switch. The array is manufactured in a RoHS compliant package and is rated for an operating voltage of 12 volts. The integrated electronic switch (aka the FET switch) enables the designers to control the resistance of the network quickly and precisely.

RACF324DJT470R offers an extremely accurate resistance from 10 ohms to 470 ohms and the dynamic resistance remains within the stated specification over a wide frequency range of 10 kHz to 1GHz. It has a very low total resistance temperature coefficient of 0.2 PPM/°C which gives superior performance in temperature controlled applications. The integrated FET switch enables the users to control the resistance of the array through a digital logic signal. This makes it ideal for use in signal routing applications and switching circuits.

RACF324DJT470R is primarily used in the areas of radio frequency applications. It is suitable for use in dc-dc converters, RF test and measurement equipment, and antenna switch designs. In radio frequency applications, RACF324DJT470R can reduce the complexity of radio frequency circuits by decreasing the number of components. It can also improve the overall circuit performance and reduce the effects of thermal drift.

RACF324DJT470R also has a high ESD rating of 1.5kV, which protects the circuit against any transient voltage spikes. It also has a high surge protection rating of 18A and can protect the circuit from any high frequency or continuous electrical noise. The RACF324DJT470R is also RoHS compliant, which means that it can be easily integrated in any application without the need for additional components or special modifications.

The basic principle of operation of the RACF324DJT470R involves the control of resistance. The resistance of the array is controlled by the integrated FET switch, which is triggered by a digital logic signal. When the logic signal is LOW, the resistance in the array is varied according to the chosen resistance value and when the logic signal is HIGH, the resistance in the array is set to the maximum value (470 ohms). This is achieved by changing the state of the switch from OFF (which connects the resistor network to the ground) to ON (which connects the resistor network to the power supply). This enables the designers to quickly and precisely control the resistance of the array, which is ideal for signal routing applications.

In conclusion, the RACF324DJT470R is a highly versatile resistor array or network for radio frequency applications. It has a wide range of adjustable resistances from 10 Ohms to 470 Ohms, a very low total resistance temperature coefficient of 0.2 PPM/°C, and an integrated FET switch to precisely control the resistance. It is also RoHS compliant and has a high ESD rating of 1.5kV, making it suitable for use in a wide variety of applications.

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