BOURNS 3082

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VE S CO
AV R M
AI SIO PL
LA N IA
BL S NT
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Model 3082 is currently available,
although not recommended for new
designs.
Features
■ Multiturn / Cermet / Industrial / Sealed
■ Space saver: 0.100 ” x 0.150 ” x 0.500 ”
■ ±100 ppm/°C temperature coefficient over
entire temperature and resistance ranges
■ Available with or without standoffs
■ For trimmer applications/processing
guidelines, click here
3082 - 1/2 ” Rectangular Trimpot® Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
.................................... 10 to 2 megohms
(see standard resistance table)
Resistance Tolerance ............... ±10 % std.
Absolute Minimum Resistance
.............................1.0 % or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
.............................3.0 % or 3 ohms max.
(whichever is greater)
Continuity
..... Maintained for full mechanical range
Adjustability
Voltage ...................................... ±0.05 %
Resistance ................................ ±0.10 %
Insulation Resistance ....................500 vdc
1000 megohms min.
Adjustment Angle................. 10 turns nom.
Environmental Characteristics
Power Rating (400 volts max.)
85 °C...........................................0.3 watt
Temperature Range.......-65 °C to +150 °C
Temperature Coefficient ....... ±100 ppm/°C
Humidity ...........MIL-STD-202 Method 106
100 megohms min. insulation
resistance after removal from
chamber
Vibration ......30 G (exceeds MIL-R-22097)
Contact Bounce .... 0.1 millisecond max.
Wiper Shift, Max....... 1.0 % voltage ratio
Shock ........100 G (exceeds MIL-R-22097)
Contact Bounce .... 0.1 millisecond max.
Wiper Shift, Max....... 1.0 % voltage ratio
Load Life ... 1,000 hours, 0.3 watt @ 25 °C
Resistance Shift, Max. ................ ±2.0 %
Mechanical Life ......................... 200 cycles
without discontinuity
Dielectric Strength ................ MIL-R-22097
Room Conditions ...............900 volts AC
80,000 feet .........................400 volts AC
Physical Characteristics
Immersion Leak Test ................... No leaks
Torque .................................2.0 oz-in. max.
Mechanical Adjustments ..... 12 turns nom.
Mechanical Stops .................... Wiper idles
Wiper ................... 50 % (Actual TR) ±10 %
Terminals........................... Solderable pins
Weight ..........................................0.009 oz.
Marking .............................. Manufacturer’s
trademark, resistance code,
terminal numbers, date code and
manufacturer’s model number
Standard Packaging ........ 25 pcs. per tube
REV. 01/13
Standard Resistance Table
Product Dimensions
A
1
3
Resistance
(Ohms)
10
20
50
100
200
500
1,000
2,000
5,000
10,000
20,000
50,000
100,000
200,000
500,000
750,000
1,000,000
2,000,000
C MIN.
TYP.
2
1.02
(.04)
D TYP.
1.40 ± .254
(.055 ± .010)
2.5
(.10)
10.2
(.40)
12.7
(.50)
B±
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
503
104
204
504
754
105
205
How To Order
.254
(.010)
3082 P - 1 - 103 LF
Model
Style
4.4
MIN.
(.172)
2.5
(.10)
Standard or Modified
Product Indicator
-1 = Standard Product
-45 = With Standoffs
1.02
(.04)
Resistance Code
.64
.51
1.91
ADJ. SLOT
DIA. X
WIDE X
DEEP
(.025)
(.020)
(.075)
Terminations
LF = 100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
Consult factory for other available options.
#26 AWG
.41 ± .025
PINS
(.016 ± .001)
2
3082P-1
(Without
Standoffs)
3082P-45
(With
Standoffs)
A
3.8
(0.15)
4.3
(0.17)
B
2.7
(0.108)
3.3
(0.130)
C
None
.381
(0.015)
D
None
.51
(0.020)
Dimension
MM
(INCHES)
±.25
±.127
TOLERANCES: .XX
.XXX
±.010
±.005
EXCEPT WHERE NOTED
DIMENSIONS:
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
“Trimpot” is a registered trademark of Bourns, Inc.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
CCW
WIPER
3
1
CLOCKWISE
CW