MAX5417META+T Integrated Circuits (ICs)

Memory Type:	Non-Volatile
Base Part Number:	MAX5417
Supplier Device Package:	8-TDFN-EP (3x3)
Package / Case:	8-WDFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C
Resistance - Wiper (Ohms) (Typ):	325
Temperature Coefficient (Typ):	35 ppm/°C
Tolerance:	±25%
Features:	Selectable Address
Voltage - Supply:	2.7 V ~ 5.25 V
Series:	--
Interface:	I²C
Resistance (Ohms):	50k
Number of Taps:	256
Number of Circuits:	1
Configuration:	Potentiometer
Taper:	Linear
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to MAX5417META+TThe MAX5417META+T is a high-precision, low-power, digital linear potentiometer from Maxim Integrated Products. It is a two-terminal device (META+T) that combines a digi-pot and a temperature sensor for temperature compensation. It is designed to accurately control the application of AC or DC signals in industrial, medical, and consumer applications. ApplicationsThe MAX5417META+T is well-suited for a wide array of applications, from simple linear potentiometer applications to precise temperature-controlled systems. With its robust thermal performance, it can replace manual analog potentiometers in situations that require precise control of variable resistances over temperature. One primary application is to use the MAX5417META+T in multi-channel motor and servo control applications, where the precise control of various variable resistances are critical.The highly accurate control of the MAX5417META+T enables the use of accurately-controlled signal sources in other low-power and precision applications including audio signal processing, digital signal processing, and automotive control. With its integrated temperature sensor, the MAX5417META+T is especially suited for temperature measurement and control in temperature sensitive applications.Working PrincipleThe MAX5417META+T is easy to use and has a simple and straightforward working principle. The device consists of two parts: the META part, which is the integrated temperature-sensing element, and the T part, which is the linear potentiometer. The integrated temperature sensing element of the MAX5417META+T converts an applied temperature change into an output voltage which is used to adjust the relative resistance of the potentiometer. This integrated temperature sensing element can measure temperatures from -40°C to +125°C and is accurate to 1°C.The potentiometer element of the MAX5417META+T offers a wide range of adjustable resistance, from 0-700 ohms, with low-side adjust, and up to 6.5 kΩ with midside adjust. It is controlled by a digital input signal which reflects the desired resistance value and is accurate in increments of 8 mΩ.ConclusionThe MAX5417META+T is a powerful integrated device that combines a digital potentiometer and a temperature sensor for precise temperature compensation. By accurately adjusting the relative resistance of the linear potentiometer, it is ideal for a variety of motor and servo control applications as well as general low-power and precision applications. Additionally, the integrated temperature sensing element of the MAX5417META+T allows it to measure temperatures from -40°C to +125°C and is accurate to 1°C. The combined features make the MAX5417META+T an ideal choice for applications that require precise control and temperature sensing.

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