Features
■ 1-1/4” Rectangular / Multiturn
Cermet / Industrial / Sealed
■ Panel mount option available
(see page 72 for details)
3059 - Trimpot® Trimming Potentiometer
3059Y
3059L
Common Dimensions
Electrical Characteristics
Standard Resistance Range
31.75
(1.25)
..................................10 to 2 megohms
(see standard resistance table)
Resistance Tolerance .............±10% std.
(tighter tolerance available)
Absolute Minimum Resistance
...............................1% or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
..............................1.0% or 1 ohm max.
(whichever is greater)
3.18
(.125)
25.4
(1.000)
1.47 ± .56
(.058 ± .022)
1
2
7.62
(.300)
3
6.60
(.260)
ADJ. SLOT
2.92 ± .38
(.115 ± .015)
17.78
(.700)
2.54
(.100)
DIA.
.64
(.025)
2.36
(.093)
WIDE
X
X
DIA.
.79
MTG. HOLES (2)
DEEP
(.031)
4.83
(.190)
Adjustability
.71 ± .03
(.028 ± .001)
6.10
(.240)
MIN. LENGTH
DIA. TYP.
Voltage ......................................±0.01%
Resistance ................................±0.05%
Resolution.....................................Infinite
Insulation Resistance ................500 vdc.
1,000 megohms min.
TYP.
12.70 ± .79
(.500 ± .031)
6.10
TYP.
.240
152.4
LEADS
(6.000)
8.00 ± .38
(.315 ± .015)
2.54
(.100)
Dielectric Strength
2.67 ± .25
(.105 ± .010)
Sea Level ..................................900 vac
70,000 Feet...............................350 vac
Effective Travel..................22 turns nom.
3.43 ± .38
(.135 ± .015)
RED
WIPER
2
3059J
Environmental Characteristics
3.80
(.150)
GREEN
CW
YELLOW
3
1
Power Rating @ 70°C (400 volts max.)
..................................................1.0 watt
Power Rating @ 150°C.................0 watt
Temperature Range ......-55°C to +150°C
Temperature Coefficient .....±100ppm/°C
Seal Test ........................85°C Fluorinert*
(pin styles only)
CCW
CLOCKWISE
2
1
3
TOLERANCES: ± 0.25 (.010) EXCEPT WHERE NOTED
METRIC
(INCHES)
DIMENSIONS ARE:
7.62
(.300)
6.60
(.260)
17.78
(.700)
Humidity........MIL-STD-202 Method 106
(2% ∆TR, 10 Megohms IR)
Standard Resistance Table
Vibration............20G (1% ∆TR; 1% ∆VR)
Shock................50G (1% ∆TR; 1% ∆VR)
Load Life ..1,000 hours 1.0 watt @ 70°C
(3% ∆TR; 1% or 1 ohms,
whichever is greater, CRV)
Rotational Life ........................200 cycles
(2% ∆TR; 1% or 1 ohm,
Resistance
(Ohms)
Resistance
Code
.71 ± .03
(.028 ± .001)
DIA. TYP.
10
20
50
100
200
500
1,000
2,000
5,000
10,000
20,000
25,000
50,000
100,000
200,000
250,000
500,000
1,000,000
2,000,000
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
2.54
(.100)
3059P
whichever is greater, CRV)
Physical Characteristics
Torque .............................5.0 oz-in. max.
Mechanical Stops..................Wiper idles
Terminals .Solderable printed circuit pins
Flexible leads ......(7 strands of 30 AWG)
Weight ..........................................0.1 oz.
Marking .........Manufacturer’s trademark,
......................resistance code, terminal
....numbers, date code, manufacturer’s
....................... model number and style
Wiper ...............................Set at CW end
Flammability...........................U.L. 94V-0
Standard Packaging
2
1
3
17.78
(.700)
6.60
12.70 ± .79
(.260) (.500 ± .031)
22.86
(.900)
.71 ± .03
(.028 ± .001)
DIA. TYP.
How To Order
Popular values listed in boldface. Special
resistances available.
3059 L - 1 - 103 M
Model
Style
SHADED AREAS TYPICALLY NOT STOCKED BY
DISTRIBUTORS AND NOT RECOMMENDED FOR NEW
DESIGNS.
Standard or Modified
Product Indicator
P&Y Styles ..................10 pcs. per tube
L&J Styles ....................25 pcs. per bag
Adjustment Tool ..............................H-90
-1 = Standard Product
Resistance Code
Optional Suffix Letter
*”FLUORINERT” IS A REGISTERED TRADEMARK OF 3M CO.
Specifications are subject to change without notice.
M = Panel Mount
(Factory Installed)
11
BOURNS [ BOURNS ELECTRONIC SOLUTIONS ]
