BOURNS 3059 Service Manual
Features
1
3
GREEN
CW
CLOCKWISE
YELLOW
CCW
2
WIPERRED
3.18
(.125)
31.75
(1.25)
25.4
(1.000)
1.47 ± .56
(.058 ± .022)
2.36
(.093)
MTG. HOLES (2)
LEADS MIN. LENGTH
6.10
(.240)
6.10
.240
4.83
(.190)
8.00 ± .38
(.315 ± .015)
2.67 ± .25
(.105 ± .010)
3.43 ± .38
(.135 ± .015)
17.78
(.700)
22.86
(.900)
6.60
(.260)
2
1 3
12.70 ± .79
(.500 ± .031)
.71 ± .03
(.028 ± .001)
2
1 3
3.80
(.150)
2.54
(.100)
17.78
(.700)
7.62
(.300)
6.60
(.260)
DIA.
TYP.
DIA. TYP.
TYP.
152.4
(6.000)
ADJ. SLOT
2.92 ± .38
(.115 ± .015)
.64
(.025)
.79
(.031)
WIDE
X
X
DEEP
DIA.
.71 ± .03
(.028 ± .001)
DIA. TYP.
.71 ± .03
(.028 ± .001)
DIA. TYP.
7.62
(.300)
17.78
(.700)
6.60
(.260)
2
3
12.70 ± .79
(.500 ± .031)
1
2.54
(.100)
2.54
(.100)
*RoHS COMPLIANT
VERSIONS
AVAILABLE
■ 1-1/4 ” Rectangular / Multiturn
Cermet / Industrial / Sealed
■ Panel mount option
■ Listed on the QPL for style RJ12 per
available
MIL-PRF-22097
■ RoHS compliant* version available
3059 - Trimpot®Trimming Potentiometer
Standard Resistance Range
Resistance Tolerance ............±10 % std.
Absolute Minimum Resistance
Contact Resistance Variation
Adjustability
Resolution.....................................Infinite
Insulation Resistance ................500 vdc.
Dielectric Strength
Effective Travel..................22 turns nom.
Power Rating @ 70 °C (400 volts max.)
Power Rating @ 150 °C................0 watt
Temperature Range ....-55 °C to +150 °C
Temperature Coefficient ....±100 ppm/°C
Seal Test........................85 °C Fluorinert
Humidity........MIL-STD-202 Method 106
Vibration.........20 G (1 % ∆TR; 1 % ∆VR)
Shock.............50 G (1 % ∆TR; 1 % ∆VR)
Load Life .1,000 hours 1.0 watt @ 70 °C
Rotational Life ........................200 cycles
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,
Wiper....................50 % (Actual TR) ±10 %
Flammability ...........................U.L. 94V-0
Standard Packaging
Adjustment Tool ..............................H-90
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Electrical Characteristics
..................................10 to 2 megohms
(see standard resistance table)
(tighter tolerance available)
..............................1 % or 2 ohms max.
(whichever is greater)
.............................1.0 % or 1 ohm max.
(whichever is greater)
Voltage.....................................±0.01 %
Resistance ...............................±0.05 %
Sea Level ..................................900 vac
70,000 Feet...............................350 vac
Environmental Characteristics
..................................................1.0 watt
1,000 megohms min.
(pin styles only)
(2 % ∆TR, 10 Megohms IR)
(3 % ∆TR; 1% or 1 ohms,
whichever is greater, CRV)
(2 % ∆TR; 1 % or 1 ohm,
whichever is greater, CRV)
Physical Characteristics
numbers, date code, manufacturer’s
resistance code, terminal
model number and style
P&Y Styles ..................10 pcs. per tube
L&J Styles ....................25 pcs. per bag
Product Dimensions
3059L
Common Dimensions
3059J
†
3059P
TOLERANCES: ± 0.25 (.010) EXCEPT WHERE NOTED
DIMENSIONS ARE:
MM
(INCHES)
3059Y
Standard Resistance Table
Resistance Resistance
(Ohms) Code
10 100
20 200
50 500
100 101
200 201
500 501
1,000 102
2,000 202
5,000 502
10,000 103
20,000 203
25,000 253
50,000 503
100,000 104
200,000 204
250,000 254
500,000 504
1,000,000 105
2,000,000 205
Popular values listed in boldface. Special
resistances available.
How To Order
3059 L - 1 - 103 M LF
Model
Style
Standard or Modified
Product Indicator
-1 = Standard Product
Resistance Code
Optional Suffix Letter
M = Panel Mount
(Factory Installed)
Terminations
LF = 100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
REV. 09/04
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