77083821P

Number of Pins:	8
Height - Seated (Max):	0.195" (4.95mm)
Size / Dimension:	0.800" L x 0.098" W (20.32mm x 2.50mm)
Supplier Device Package:	8-SIP
Package / Case:	8-SIP
Mounting Type:	Through Hole
Applications:	--
Operating Temperature:	-55°C ~ 125°C
Temperature Coefficient:	±100ppm/°C
Power Per Element:	100mW
Series:	770
Resistor-Ratio-Drift:	--
Resistor Matching Ratio:	--
Number of Resistors:	4
Tolerance:	±2%
Resistance (Ohms):	820
Circuit Type:	Isolated
Part Status:	Active
Packaging:	Bulk

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Resistor Networks, Arrays and 77083821P Application Field and Working Principle

Resistor networks and arrays can be applied to many different fields of research; in particular, 77083821P provides an application field and working principle that can be used in a variety of applications.77083821P, also known as the eight-fold resistor network, is an integrated circuit package containing eight resistors connected in series and four resistors connected in parallel. The series resistors create a parallel-connected PIN diode array (PCPA), which consists of four interconnected parallel resistors on a single package. Furthermore, each of the four parallel resistors are connected in two pairs, forming two separate sets of circuits that operate independently from each other.The 77083821P can be used in various applications such as: signal conditioning, impedance matching, and signal isolation. In signal conditioning applications, the 77083821P is used to filter and amplify signals. It can also act as an impedance match, allowing for proper electrical communication between two devices. The 77083821P can also be used for signal isolation, wherein two separate circuits can be connected to each other without affecting the signal quality of either circuit.In terms of its working principle, the 77083821P primarily relies on the Ohm’s Law principle, which states that the current passing through a conductor is equal to the voltage divided by the resistance. The resistance in this case comes from the parallel-connected PIN diode array (PCPA) which works as a current divider. This current divider then reduces the voltage across each of the individual resistors, producing a set of lower-voltage signals than that of the input.Furthermore, the 77083821P can also be used in various noise-reduction applications. As the circuit is composed of two separate sets of circuits, their impedances act in opposite directions, which aids in the reduction of ground loop noise. Additionally, the parallel resistors connected in two pairs further reduce the ground loop noise and any external noise from the environment.The 77083821P is also used in the field of digital signal processing (DSP), where it acts as a voltage-controlled filter. It can be used to filter DC signals, providing improved signal-to-noise (SNR) ratio and faster data transmission. Furthermore, it can also help in the isolation of noise and interference due to its independent operation between each of the two sets of circuits.Lastly, the 77083821P can also be used to construct dedicated amplifier circuits, wherein each of the two sets of circuits act independently to amplify individual signals. This allows for improved amplification of more complex amplifier circuits with fewer components.In conclusion, the 77083821P can be used in various applications such as signal conditioning, impedance matching, signal isolation, noise reduction, digital signal processing (DSP), and dedicated amplifier circuits. It relies on the Ohm’s Law principle and consists of eight resistors connected in-series and four resistors connected in-parallel. It is an easy-to-use, cost-effective solution for many different applications.

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