MAX5479ETE+T

Memory Type:	Non-Volatile
Base Part Number:	MAX5479
Supplier Device Package:	16-TQFN (3x3)
Package / Case:	16-WFQFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ):	325
Temperature Coefficient (Typ):	70 ppm/°C
Tolerance:	±25%
Features:	Selectable Address
Voltage - Supply:	2.7 V ~ 5.25 V
Series:	--
Interface:	I²C
Resistance (Ohms):	100k
Number of Taps:	256
Number of Circuits:	2
Configuration:	Potentiometer
Taper:	Linear
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The MAX5479ETE+T is a digital potentiometer consisting of three 10kΩ elements. The device is divided into two integrated circuits, a resistive element, and a controller interface. The device allows the resistance value of one, two or three channels to be set to almost any level, depending on the control input.The MAX5479ETE+T is ideal for use in a wide range of applications, from medical equipment to military systems. It is a cost-effective solution that is especially well-suited for industrial and automotive applications, where it can be used to adjust the signal strength or gain of analog circuits. The device also has low-power draw and a wide temperature range, making it well-suited for battery operated systems.

Application Field and Working Principle

The MAX5479ETE+T is a digital potentiometer that can be used in a wide range of applications. Its main uses are in signal conditioning, as it allows the user to adjust the signal gain or signal strength with high precision. In signal conditioning circuits, the device is often used to adjust the gain of an amplifier or filter, allowing the user to match the circuit to the specific conditions of their application. Other common applications of the device include controlling battery charging control loops and adjusting audio output from video systems.The working principle of the MAX5479ETE+T is based on the concept of an adjustable resistive divider. The device consists of three 10kΩ resistive elements. By changing the resistance of each element, the user can adjust the signal gain or signal strength as desired. To adjust the signal strength, the user connects the appropriate input pins to the control input of the device. Depending on the signal levels, the device will adjust the resistance of the appropriate element, thus changing the signal strength or gain.

Summary

The MAX5479ETE+T is a digital potentiometer ideal for use in a wide range of applications in signal conditioning, battery charging control loops and audio output adjustment. It is cost-effective, has low power draw, and a wide temperature range. The device works by controlling the resistance values of its three 10kΩ resistive elements, allowing the user to adjust the signal strength or gain of an analog circuit as desired.

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