Features
*R
oH
VE S CO
AV R M
AI SIO PL
LA N IA
BL S NT
E
n
Stable, infinite resolution cermet element
n
Vertical and horizontal adjust styles
n
Optional packaging on embossed tape
n
Compatible with surface mount manufacturing processes
n
RoHS compliant* - see processing information on RoHS compliant surface mount
n
For trimmer applications/processing guidelines, click here
trimmers
M
PL
IA
NT
Electrical Characteristics
Standard Resistance Range
........................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)
Contact Resistance Variation
........................ 3.0 % or 3 ohms max.
(whichever is greater)
Adjustability
Voltage Divider ...................... ±0.02 %
Rheostat ................................ ±0.05 %
Resolution ................................... Infinite
Insulation Resistance ............... 500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level................................ 600 vac
80,000 Feet ............................ 250 vac
Effective Travel .................12 turns nom.
Environmental Characteristics
Power Rating (300 volts max.)
85 °C .................................... 0.25 watt
150 °C ....................................... 0 watt
Temperature Range ... -65 °C to +150 °C
Temperature Coefficient ... ±100 ppm/°C
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,
whichever is greater, CRV)
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,
wiring diagram, date code,
ADJ. SLOT 1.78 DIA. X .51 WIDE X .51 DEEP
manufacturer’s model
(.020)
(.020)
(.070)
number and style
6.35 ± .51
1.02
Standard Packaging ................. (MSL-2)
(.250 ± .020)
(.040)
1.02
50 pcs. per tube
(.040)
Adjustment Tool..............................H-90
TYP
Wiper ............... 50 % (Actual TR) ±10 %
3 PLCS.
*R
oH
S
CO
3269 - 1/4 ” Square SMD Trimpot
®
Trimming Potentiometer
Product Dimensions
LE
AD
F
RE
E
CCW
ADJ. SLOT 1.78 DIA. X .51 WIDE X .51 DEEP
(.020)
(.020)
(.070)
1.02
(.040)
6.35 ± .51
(.250 ± .020)
2
1
CLOCKWISE
WIPER
3
1.19
TYP.
(.047)
CW
2.79
(.110)
TYP.
1.02
(.040)
TYP
3 PLCS.
2.54
(.100)
MM
DIMENSIONS:
9.70
(INCHES)
(.382)
0.25
TOLERANCES: ±
EXCEPT WHERE NOTED
7.62
(.010)
(.300)
3
2
1
1.52 ± .38
(.060 ± .015)
5.21 ± 0.63
(.205 ± .025)
.46 ± .03
(.018 ± .001)
DIA. TYP.
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
2.54
(.100) TYP. 3 PLCS. 2.54
(.100)
2.54
(.100)
How To Order
3.30
(.130)
TYP.
1.19
(.047)
Model
TYP.
3269 X - 1 - 103
2.54
LF
G
2.54
(.100)
(.100)
Style
2.54
(.100)
3
.46 ± .03
(.018 ± .001)
DIA. TYP.
1
1.52 ± .38
(.060 ± .015)
Standard or Modified
Product Indicator
For P pin style:
-1 = Terminals #1 & #3 away from
sprocket holes
For W & X pin styles:
-1 = Terminals #1 & #3 toward
sprocket holes
For P, W & X pin styles:
-11 = ±5 % TR
Resistance Code
2
1.02
(.040)
6.35 ± .51
(.250 ± .020)
SQ.
1.02
(.040)
4.32
(.170)
1.02
(.040)
TYP
7.44
(.293)
2.54
(.100)
2.54
(.100)
1.52 ± .38
(.060 ± .015)
2.29 TYP.
(.09) 3 PLCS.
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.
Terminations
LF =
100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
1.02
(.040)
1.02
(.040)
2.29
(.090)
TYP.
3 PLCS.
2
7.44
(.293)
Standard Resistance Table
Resistance
(Ohms)
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
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
3
1
1.19
TYP.
(.047)
9.70
(.382)
2.54
(.100)
2.54
(.100)
7.62
(.300)
2.79
(.110)
TYP.
Popular distribution values listed in boldface.
2.54
*RoHS Directive 2002/95/EC Jan. 27, 2003 including
3
2
1
Special resistances available.
3.30
(.100) TYP. 3 PLCS.
annex and RoHS Recast 2011/65/EU June 8, 2011.
1.52 ± .38
2.54
2.54
1.19
(.130)
TYP.
(.060 ± .015)
(.100)
†“Fluorinert” is a registered trademark of 3M Co.
2.54
(.100)
(.047)
TYP.
Specifications are subject to change without notice.
5.21 ± 0.63
(.100)
(.205 ± .025)
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
2.54
Users should verify actual device performance in their specific applications.
(.100)
.46 ± .03
(.018 ± .001)
DIA. TYP.
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