CRB3A4E360JT

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Resistor Networks, Arrays enable the electrical current of a circuit to be divided or combined, offering electrical engineers a powerful tool for preventing overloads as well as for customizing output signals. One example is the CRB3A4E360JT series, a high-frequency integrated resistor network with ESD protection designed for use in modern electronic equipment. It provides reliable protection against current and voltage overloads while delivering clean, uniform values and is also well-equipped to withstand high surge voltages.

CRB3A4E360JT Application Field

The CRB3A4E360JT series is designed for use in a wide variety of electronic applications, including automotive electronics, consumer electronics, communications equipment, computers, and medical devices. It is particularly well-suited for supporting high-frequency operation of circuits in applications such as radio communication, satellite communications, and other wireless services. The device consists of four monolithic low-profile resistive networks, each with a resistance range of 0.1 Ohms to 10K Ohms.

Working Principle

The CRB3A4E360JT series features a patented bipolar technology, which allows the resistive networks to switch quickly and reliably between two distinct resistance values. This technology enables precision control of the circuit’s current and voltage, and its fast switching capability facilitates reliable protection against sudden changes in load or supply voltage. The device also includes an ESD protection network designed to protect both the circuit and the device itself from over-voltages due to electrostatic discharge.

The CRB3A4E360JT series is constructed with two separate sections, with the first section designed to control the current in the circuit and the second designed to monitor and control the voltage. Both sections are connected to a custom-designed microcontroller, which is able to continuously monitor and adjust the current and voltage to maintain precise operation. Additionally, the device includes on-chip transistors and diodes for additional protection against noise and ESD.

Advantages of CRB3A4E360JT

The CRB3A4E360JT offers a range of advantages over conventional resistor networks and arrays. Its integration of a microcontroller enables convenient monitoring and control of the circuit’s current and voltage—all without the need for an external power supply. Furthermore, its low profile allows for easy installation in compact spaces, and its ESD protection ensures reliable performance in electronics subjected to high voltage surges.

In addition to its superior performance, the CRB3A4E360JT also boasts superior durability. Its temperature range extends from -40°C to 125°C, making it suitable for use in extreme temperatures; its dielectric strength is rated at 50V; and its power dissipation is rated at 0.5W. All of these features make the device an ideal choice for use in demanding electronics applications.

Conclusion

The CRB3A4E360JT is a high-performance resistor network with ESD protection designed for use in a variety of high-frequency circuits. It integrates a microcontroller and precision-engineered components to enable fast, reliable operation, and its low profile allows for easy installation. This integrated resistor network also offers superior durability due to its wide temperature range, dielectric strength, and power dissipation. As such, the CRB3A4E360JT provides excellent performance and protection for high-frequency electronics, making it an ideal choice for modern electronic equipment.

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