4820P-T01-271

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Resistor Networks, Arrays are circuit networks and/or integrated circuits (ICs) consisting of resistive elements arranged in a predetermined pattern that can perform a variety of functions. The 4820P-T01-271 is one such resilient network. This article looks at the 4820P-T01-271\'s application field and provides a detailed description of its working principle.

The application field of the 4820P-T01-271 is generally for precision current sensing and current control applications. It can also be used in direct current (DC) to direct current (DC) and AC applications, such as current regulation, current balancing, programmable current sources, and active filters among many others. The device also finds extensive use in high-power analog signal conditioning, providing the right amount of current for best performance in power amplifier circuits and other high-power analog circuits.

The 4820P-T01-271 is composed of 20 power resistors which are arranged in a particular modular shape to make up 4 banks of 5 resistance elements that are isolated from each other. The 4 banks of 5 resistors can be independently adjusted from 0 ohms to infinity, enabling resistance values that are not related to the standard resistor values. This makes it possible to obtain much more precise resistance values than what is achievable with some other resistor-based networks.

The working principle of the 4820P-T01-271 is based on an on-chip digital potentiometer. The device is composed of two main components: a master control register (MC) and a resistor bank (RB). The MC and RB are connected by a 4-bit digital connection. The MC is used to send data to the RB in order to configure its settings.

The MC consists of four shift registers, each of which is connected to one of the four RBs. Each shift register is 16 bits wide and contains four bits of data representing one of the four bits of the 4-bit digital connection. The RB contains the actual resistor elements, and the resistance of each of the four RBs can be adjusted by sending data from the MC to the RB. The digital data sent to the RB is either a high-impedance state or a low-impedance state, which corresponds to an open or a closed connection respectively. By changing the data sent from the MC to the RB, the resistance of the four RBs can be adjusted.

The 4820P-T01-271 also features two pins, BC and TM, which are used as control pins to set the desired resistance values for the four RBs. BC is the bank control pin and is used to select the specific RB to be adjusted. TM is the temperature monitor pin and is used to monitor the temperature of the device. To adjust the resistance of one of the four RBs, first, the BC pin is set to the desired RB and then the TM pin is set to the desired resistance level. The device will automatically adjust the resistance of the RB based on the settings of the BC and TM pins.

The 4820P-T01-271 is a versatile resistor-based network that has many applications. Its adjustable resistance values make it a great choice for precision current sensing and regulation applications. With its easy-to-use control pins, it is easy to adjust the resistance of the four RBs to get the exact resistance desired. This makes it well-suited for a wide range of applications, from consumer electronics to industrial applications.

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