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DS1841N+ +BOM

NV logarithmic resistor featuring temperature regulation and I²C communication

Manufacturer:

Maxim Integrated
Mfr.Part #:

DS1841N+
Datasheet:

DS1841N+ Datasheet (PDF)
Series:

DS1841N
Resistance:

22 kOhms
Temperature Coefficient:

250 PPM / C
Tolerance:

20 %
EDA/CAD Models:

Request Free CAD Models for DS1841N+

DS1841N+ General Description

Engineers can benefit from the DS1841N+'s low temperature coefficient of ±100 ppm/°C and its ability to operate with a single supply voltage ranging from 2.5 V to 6 V. The device's non-volatile memory ensures that resistance settings are retained even after power cycles, adding to its reliability and convenience. Whether used in LCD displays, instrumentation, or industrial control systems, the DS1841N+ offers a cost-effective and flexible solution for applications requiring accurate resistance adjustments

Key Features

Supply voltage range is 2.7V to 5.5V
Operating temperature range from -40°C to 100°C
22Kohm to 3.7Kohm adjustable logarithmic resistor with a 3.6Kohm fixed resistor
128 wiper tap points
End to end resistance is 22Kohm at ±20% tolerance and temperature coefficient is 250ppm/°C

Application

Instrumentation and Industrial Controls
Linear and Nonlinear Compensation
Mechanical Potentiometer Replacement
Optical Transceivers

Specifications

Product Category:	Digital Potentiometer ICs	Series:	DS1841N
Resistance:	22 kOhms	Temperature Coefficient:	250 PPM / C
Tolerance:	20 %	Number of POTs:	Single
Taps per POT:	128	Wiper Memory:	Non Volatile
Digital Interface:	Serial (I2C)	Operating Supply Voltage:	2.7 V to 5.5 V
Operating Supply Current:	350 uA	Minimum Operating Temperature:	- 40 C
Maximum Operating Temperature:	+ 100 C	Mounting Style:	PCB Mount
Termination Style:	SMD/SMT	Taper:	Log
Packaging:	Tube	Description/Function:	Temperature controlled logarithmic resistor
Height:	0.8 mm	Length:	3.1 mm
Product Type:	Digital Potentiometer ICs	Factory Pack Quantity:	100
Subcategory:	Digital Potentiometer ICs	Supply Voltage - Max:	5.5 V
Supply Voltage - Min:	2.7 V	Width:	3.1 mm
Part # Aliases:	DS1841N 90-1841N+000	Unit Weight:	0.001764 oz