High accuracy potentiometer BOURNS 3682S-1-103L featuring digital display and rohs compliant design

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Product Description

Product Overview

The 3680 Family of Precision Potentiometers offers repeatable settings and high resolution, up to 0.001%. Featuring a digital display for excellent readability and a snap-in panel mount design, these potentiometers are RoHS compliant. They are suitable for applications requiring precise control and reliable performance.

Product Attributes

Brand: Bourns
Product Family: 3680 Family
Certification: RoHS compliant*

Technical Specifications

Specification	Value
Standard Resistance Range	10 ohms to 1 megohm
Total Resistance Tolerance	3 %
Dielectric Withstanding Voltage (Sea Level)	1,000 VAC minimum
Power Rating (+25 C)	2 watts
Power Rating (+85 C)	0 watt
Insulation Resistance (500 VDC)	1,000 megohms minimum
Absolute Minimum Resistance	3 ohms or 0.2 % maximum (whichever is greater)
Accuracy (Dial Reading to Output Ratio)	1.0 % full scale
Operating Temperature Range	-25 C to +85 C
Storage Temperature Range	-25 C to +85 C
Temperature Coefficient (Over Storage Temp Range)	100 ppm/C maximum
Vibration	10 G
Wiper Bounce (Vibration)	0.1 millisecond maximum
Total Resistance Shift (Vibration)	1 % maximum
Voltage Ratio Shift (Vibration)	0.2 % maximum
Shock	50 G
Wiper Bounce (Shock)	0.1 millisecond maximum
Total Resistance Shift (Shock)	1 % maximum
Voltage Ratio Shift (Shock)	0.2 % maximum
Load Life	1,000 hours, 2 watts
Total Resistance Shift (Load Life)	2 % maximum
Rotational Life	75,000 button operations each decade
Total Resistance Shift (Rotational Life)	2 % maximum
IP Rating	IP 40
Marking	Manufacturers name and part number, resistance value and date code.
Readout Marking	10 positions, 0-9
Actuating Force (on detent decades)	19 to 29 oz.
Actuating Force Variation	4 oz. maximum
Soldering Condition (Manual)	96.5Sn/3.0Ag/0.5Cu solid wire or no-clean
Soldering Condition (Wave)	96.5Sn/3.0Ag/0.5Cu solder with no-clean flux; 260 C (500 F) max. for 5 seconds
Wash processes	Not recommended
Ganging (Multiple Section Potentiometers)	Up to 5 decades maximum

Model Specific Specifications

Model	Resolution	Weight (gms)	Dimension a (in.)	Dimension b (in.)	Dimension c (in.)	Dimension d (in.)	Dimension e (in.)
3681	10 %	9.5	0.650	0.590	-	0.39	0.165
3682	1 %	16.5	1.05	0.99	0.42	0.47	0.330
3683	0.1 %	23.5	1.46	1.39	0.73	0.47	0.165
3684	0.01 %	30.5	1.87	1.79	1.21	0.47	0.330
3685	0.001 %	37.5	2.270	2.190	1.540	0.47	0.165

Recommended Panel Cutout

Model	Dimension f (in.)	Dimension g (in.)
3681	0.830	0.620
3682	0.830	1.020
3683	0.830	1.420
3684	0.830	1.820
3685	0.830	2.220

Recommended Part Numbers

Model	Resistance ()	Part Number Suffix
3681	50	-50L
3681	100	-101L
3681	200	-201L
3681	500	-501L
3681	1,000	-102L
3681	2,000	-202L
3681	5,000	-502L
3681	10 K	-103L
3681	20 K	-203L
3681	50 K	-503L
3681	100 K	-104L
3681	500 K	-504L
3681	1 Meg	-105L
3682	50	-50L
3682	100	-101L
3682	200	-201L
3682	500	-501L
3682	1,000	-102L
3682	2,000	-202L
3682	5,000	-502L
3682	10 K	-103L
3682	20 K	-203L
3682	50 K	-503L
3682	100 K	-104L
3682	500 K	-504L
3682	1 Meg	-105L
3683	50	-50L
3683	100	-101L
3683	200	-201L
3683	500	-501L
3683	1,000	-102L
3683	2,000	-202L
3683	5,000	-502L
3683	10 K	-103L
3683	20 K	-203L
3683	50 K	-503L
3683	100 K	-104L
3683	500 K	-504L
3683	1 Meg	-105L
3684	1,000	-102L
3684	2,000	-202L
3684	5,000	-502L
3684	10 K	-103L
3684	20 K	-203L
3684	50 K	-503L
3684	100 K	-104L
3684	500 K	-504L
3684	1 Meg	-105L
3685	10 K	-103L
3685	20 K	-203L
3685	50 K	-503L
3685	100 K	-104L
3685	500 K	-504L
3685	1 Meg	-105L