Features
nꢀ Forꢀtrimmerꢀapplications/processingꢀꢀ
guidelines,ꢀclickꢀhere
nꢀ 1-1/4ꢀ˝ꢀRectangularꢀ/ꢀMultiturnꢀ
ꢀ
ꢀ
Cermetꢀ/ꢀIndustrialꢀ/ꢀSealed
nꢀ Panelꢀmountꢀoptionꢀavailableꢀ
nꢀ ListedꢀonꢀtheꢀQPLꢀforꢀstyleꢀRJ12ꢀperꢀꢀ
ꢀ
MIL-PRF-22097
nꢀ RoHSꢀcompliant*ꢀversionꢀavailable
3059 - Trimpot® Trimming Potentiometer
Electrical Characteristics
Product Dimensions
3059L
Common Dimensions
3059Y
Std. Resistance Range..10 to 2 megohms
(see standard resistance table)
Resistance Tolerance ...........±10 % std.
(tighter tolerance available)
31.75
(1.25)
ꢀꢀ3.18
ꢀꢀ(.125)
25.4
(1.000)
Absolute Minimum Resistance
........................... 1 % or 2 ohms max.
(whichever is greater)
1.47ꢀ ꢀ.5ꢁ
(.058ꢀ ꢀ.022)
1
2
7.ꢁ2
(.300)
3
ꢁ.ꢁ0
(.2ꢁ0)
ADJ.ꢀSLOT
2.92ꢀ ꢀ.38
(.115ꢀ ꢀ.015)
Contact Resistance Variation
17.78
DIA.
2.54
(.100)
..........................1.0 % or 1 ohm max.
(whichever is greater)
(.700)
ꢀꢀ.ꢁ4
2.3ꢁ
DIA.
WIDE
(.025)
X
X
(.093)
ꢀMTG.ꢀHOLESꢀ(2)
Adjustability
ꢀꢀ.79
DEEP
(.031)ꢀ
Voltage .................................. ±0.01 %
Resistance ............................ ±0.05 %
Resolution ................................... Infinite
Insulation Resistance ...............500 vdc.
1,000 megohms min.
4.83
(.190)
ꢁ.10
TYP.
.71ꢀ ꢀ.03
(.028ꢀ ꢀ.001)ꢀ
DIA.ꢀTYP.
ꢁ.10
TYP.
.240ꢀ
(.240)
152.4
12.70ꢀ ꢀ.79
(.500ꢀ ꢀ.031)
LEADSꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀMIN.ꢀLENGTH
(ꢁ.000)
Dielectric Strength
8.00ꢀ ꢀ.38
(.315ꢀ ꢀ.015)
Sea Level................................ 900 vac
70,000 Feet............................ 350 vac
Effective Travel .................22 turns nom.
2.54
(.100)
2.ꢁ7ꢀ ꢀ.25
Environmental Characteristics
(.105ꢀ ꢀ.010)
3.43ꢀ ꢀ.38
(.135ꢀ ꢀ.015)
Standard Resistance Table
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 ... ±100 ppm/°C
Seal Test......................85 °C Fluorinert†
(pin styles only)
Humidity .......MIL-STD-202 Method 106
(2 % ΔTR, 10 Megohms IR)
Vibration ....... 20 G (1 % ΔTR; 1 % ΔVR)
Shock ........... 50 G (1 % ΔTR; 1 % ΔVR)
Load Life.1,000 hours 1.0 watt @ 70 °C
...................(3 % ΔTR; 1% or 1 ohms,
whichever is greater, CRV)
Resistance
(Ohms)
10
Resistance
3059J
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
3.80
(.150)
20
50
100
2
1
3
200
500
1,000
2,000
7.ꢁ2
(.300)
ꢁ.ꢁ0
(.2ꢁ0)
5,000
10,000
20,000
25,000
50,000
100,000
200,000
250,000
500,000
1,000,000
2,000,000
17.78
(.700)
.71ꢀ ꢀ.03
DIA.ꢀTYP.
(.028ꢀ ꢀ.001)ꢀ
Rotational Life .......................200 cycles
(2 % ΔTR; 1 % or 1 ohm,
whichever is greater, CRV)
2.54
(.100)
Physical Characteristics
3059P
Popular distribution values listed in boldface.
Special resistances available.
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 ...............50 % (Actual TR) ±10 %
Flammability ..........................U.L. 94V-0
Standard Packaging
How To Order
2
1
3
3059 L - 1 - 103 M LF
17.78
(.700)
ꢁ.ꢁ0 12.70ꢀ ꢀ.79
(.2ꢁ0) (.500ꢀ ꢀ.031)
Model
22.8ꢁ
(.900)
Style
.71ꢀ ꢀ.03
(.028ꢀ ꢀ.001)ꢀ
DIA.ꢀTYP.
Standard or Modified
Product Indicator
-1 = Standard Product
RED
WIPER
2
Resistance Code
P&Y Styles ................10 pcs. per tube
L&J Styles ..................25 pcs. per bag
Adjustment Tool..............................H-90
GREEN
CW
YELLOW
CCW
3
1
Optional Suffix Letter
M = Panel Mount
(Factory Installed)
CLOCKWISE
ꢀ
MM
(INCHES)
0.25ꢀ ꢀꢀꢀꢀꢀꢀ
WARNING Cancer and
Reproductive Harm
www.Pꢁ5Warnings.ca.gov
Terminations
DIMENSIONS:
ꢀ
LF =
100 % Tin-plated (RoHS compliant)
ꢀ
TOLERANCES:ꢀ
EXCEPTꢀWHEREꢀNOTED
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
ꢀ
(.010)
REV.ꢀ08/19
*RoHSꢀDirectiveꢀ2015/8ꢁ3,ꢀMar.ꢀ31,ꢀ2015ꢀandꢀAnnexꢀ
“Trimpot”ꢀisꢀaꢀtrademarkꢀofꢀBourns,ꢀInc.
†“Fluorinert”ꢀisꢀaꢀregisteredꢀtrademarkꢀofꢀ3MꢀCo.
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.ꢀUsersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀ
applications.ꢀTheꢀproductsꢀdescribedꢀhereinꢀandꢀthisꢀdocumentꢀareꢀsubjectꢀtoꢀspecificꢀlegalꢀdisclaimersꢀasꢀsetꢀforthꢀonꢀtheꢀ
lastꢀpageꢀofꢀthisꢀdocument,ꢀandꢀatꢀwww.bourns.com/docs/legal/disclaimer.pdf.
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