Features
nꢀ Stable,ꢀinfiniteꢀresolutionꢀcermetꢀelement
nꢀ Verticalꢀandꢀhorizontalꢀadjustꢀstyles
nꢀ Optionalꢀpackagingꢀonꢀembossedꢀtape
nꢀ Compatibleꢀwithꢀsurfaceꢀmountꢀmanufacturingꢀprocesses
nꢀ RoHSꢀcompliant*ꢀ-ꢀseeꢀprocessingꢀinformationꢀonꢀRoHSꢀcompliantꢀsurfaceꢀmountꢀꢀ
ꢀ
trimmers
nꢀ Forꢀtrimmerꢀapplications/processingꢀguidelines,ꢀclickꢀhere
ꢀ
3269ꢀ-ꢀ1/4ꢀ˝ꢀSquareꢀSMDꢀTrimpot®ꢀTrimmingꢀPotentiometer
Electrical Characteristics
Product Dimensions
WIPER
2
Standard Resistance Range
CW
CCW
3
1
........................10 ohms to 1 megohm
(see standard resistance table)
Resistance Tolerance ...........±10 % std.
(closer tolerance available)
Absolute Minimum Resistance
........................... 1 % or 2 ohms max.
(whichever is greater)
.51
WIDE
X
.51
(.020)
ꢀ1.78
(.070)ꢀ
CLOCKWISE
ADJ.ꢀSLOT
DIA.
X
DEEP
1.02
ꢀ(.040)
TYP
(.020)
ꢀꢀ1.02
ꢀꢀ(.040)
6.35ꢀ±ꢀ.51
ꢀ(.250ꢀ±ꢀ.020)
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
ꢀ
0.25ꢀ ꢀꢀꢀꢀꢀꢀ
(.010)
TOLERANCES:ꢀ
ꢀ
EXCEPTꢀWHEREꢀNOTED
3ꢀPLCS.
Contact Resistance Variation
........................ 3.0 % or 3 ohms max.
(whichever is greater)
How To Order
2.54
ꢀ(.100)
1
2
3
TYP.ꢀ3ꢀPLCS.
3269 X - 1 - 103 G LF
2.54
ꢀ1.52ꢀ±ꢀ.38
(.060ꢀ±ꢀ.015)
ꢀ(.100)
Model
Style
Adjustability
ꢀꢀ5.21ꢀ ꢀ0.63
ꢀꢀ(.205ꢀ ꢀ.025)
Voltage Divider...................... ±0.02 %
Rheostat................................ ±0.05 %
Resolution ................................... Infinite
Insulation Resistance ...............500 vdc.
1,000 megohms min.
.46ꢀ±ꢀ.03
(.018ꢀ±ꢀ.001)
DIA.ꢀTYP.
Standard or Modified
Product Indicator
For P pin style:
-1 = Terminals #1 & #3 away from
sprocket holes
2.54
ꢀ(.100)
.46ꢀ±ꢀ.03
(.018ꢀ±ꢀ.001)
DIA.ꢀTYP.
ꢀ1.52ꢀ±ꢀ.38
(.060ꢀ±ꢀ.015)
Dielectric Strength
3
Sea Level................................ 600 vac
80,000 Feet............................ 250 vac
Effective Travel .................12 turns nom.
For W & X pin styles:
-1 = Terminals #1 & #3 toward
sprocket holes
1
For P, W & X pin styles:
-11 = ±5 % TR
2
Environmental Characteristics
ꢀꢀ1.02
ꢀꢀ(.040)
Power Rating (300 volts max.)
4.32
ꢀ(.170)
Resistance Code
6.35ꢀ±ꢀ.51
ꢀ(.250ꢀ±ꢀ.020)
SQ.
85 °C....................................0.25 watt
150 °C.......................................0 watt
Temperature Range...-65 °C to +150 °C
Temperature Coefficient ... ±100 ppm/°C
Embossed Tape Designator
G = Embossed Tape (MSL-2)
“P” Style - 750 pcs./13 ˝ reel
“W, X” Style - 500 pcs./13 ˝ reel
Tape and reel material meets Antistatic
ANSI/ESD 5541-2003 packaging standards.
1.02
ꢀ(.040)
TYP
1.02
ꢀ(.040)
7.44
(.293)
†
Seal Test..85 °C Fluorinert /60 seconds
Humidity .......MIL-STD-202 Method 106
(2 % ΔTR; IR 100 Megohms)
Vibration ....... 30 G (1 % ΔTR; 1 % ΔVR)
Shock ......... 100 G (1 % ΔTR; 1 % ΔVR)
Load Life.. 1,000 hours 0.25 watt @ 85 °C
(3 % ΔTR; 3 % or 3 ohms
whichever is greater, CRV)
Rotational Life .......................200 cycles
(2 % ΔTR; 3 % or 3 ohms,
2.29
ꢀ(.09)
2.54
ꢀ(.100)
2.54
ꢀ(.100)
TYP.ꢀ
3ꢀPLCS.
Terminations
LF =
100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
ꢀ1.52ꢀ±ꢀ.38
(.060ꢀ±ꢀ.015)
1.02
ꢀ(.040)
Standard Resistance Table
7.44
ꢀ(.293)
Resistance
(Ohms)
10
Resistance
ꢀꢀ1.02
ꢀꢀ(.040)
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
whichever is greater, CRV)
2.29
ꢀ(.090)
TYP.ꢀ
20
50
2
Physical Characteristics
Torque.............................2.5 oz-in. max.
Mechanical Stops.................Wiper idles
Terminals .......................Solderable pins
Weight .....................................0.015 oz.
Marking...........................Manufacturer’s
trademark, resistance code,
100
3ꢀPLCS.
200
500
1,000
3
1
2,000
5,000
10,000
20,000
25,000
50,000
100,000
200,000
250,000
500,000
1,000,000
wiring diagram, date code,
manufacturer’s model
1.19
ꢀ(.047)
TYP.
number and style
Standard Packaging ................. (MSL-2)
50 pcs. per tube
Adjustment Tool..............................H-90
Wiper ...............50 % (Actual TR) ±10 %
9.70
(.382)
2.79
(.110)
TYP.
2.54
ꢀ(.100)
2.54
ꢀ(.100)
7.62
(.300)
Popular distribution values listed in boldface.
Special resistances available.
*RoHSꢀDirectiveꢀ2015/863,ꢀMar.ꢀ31,ꢀ2015ꢀandꢀAnnexꢀ
“Trimpot”ꢀisꢀaꢀtrademarkꢀofꢀBourns,ꢀInc.
†“Fluorinert”ꢀisꢀaꢀregisteredꢀtrademarkꢀofꢀ3MꢀCo.
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.ꢀ
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀ
specificꢀapplications.ꢀTheꢀproductsꢀdescribedꢀhereinꢀandꢀ
thisꢀdocumentꢀareꢀsubjectꢀtoꢀspecificꢀlegalꢀdisclaimersꢀasꢀ
setꢀforthꢀonꢀtheꢀlastꢀpageꢀofꢀthisꢀdocument,ꢀandꢀatꢀꢀ
www.bourns.com/docs/legal/disclaimer.pdf.
3.30
(.130)
TYP.
2.54
2.54
ꢀ(.100)
1.19
TYP.
ꢀ(.100)
ꢀ(.047)
WARNINGꢀꢀCancerꢀandꢀ
ReproductiveꢀHarm
www.P65Warnings.ca.gov