*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.
3361 - 1/4 " Square SMD Trimming Potentiometer
Features
Single-Turn / Cermet / Industrial / Sealed
Miniature package
Rotor designed for automatic machine
adjust interface
Withstands harsh environments and
immersion cleaning processes
Compatible with surface
mount manufacturing processes
RoHS compliant* - see
processing
information
on lead free surface mount
trimmers
Electrical Characteristics
Standard Resistance Range
.....................................10 to 2 megohms
(see standard resistance table)
Resistance Tolerance ................10 % std.
(tighter tolerance available)
Absolute Minimum Resistance
..........................................1 % or 2 ohms
(whichever is greater)
Contact Resistance Variation
.................................3 % or 3 ohms max.
(whichever is greater)
Adjustability
Voltage ........................................0.05 %
Resistance ..................................0.15 %
Resolution.........................................Infinite
Insulation Resistance ....................500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level .....................................900 vac
80,000 Feet ..................................350 vac
Adjustment Angle ......................240 nom.
Environmental Characteristics
Maximum Soldering Exposure
(Temp/Time) ....................+245 C/10 Sec.
Power Rating (300 volts max.)
70 C..........................................0.50 watt
125 C.............................................0 watt
Temperature Range ........-55 C to +125 C
Temperature Coefficient ........100 ppm/C
Seal Test............................85 C Fluorinert
Humidity............MIL-STD-202 Method 103
96 hours
(2 % TR; 10 Megohms IR)
Vibration.............30 G (1 % TR; 1 % VR)
Shock...............100 G (1 % TR; 1 % VR)
Load Life .....1,000 hours 0.5 watt @ 70 C
(3 % TR; 3 % or 3 ohms,
whichever is greater, CRV)
Rotational Life ............................200 cycles
(4 % TR; 3 % or 3 ohms,
whichever is greater, CRV)
Physical Characteristics
Mechanical Angle ......................270 nom.
Torque..................................3.0 oz-in. max.
Stop Strength ......................7.0 oz -in. min.
Terminals ............................Solderable pins
Weight ............................................0.02 oz.
Marking............................Resistance code,
terminal numbers, manufacturer's
model number, style
and date code
Wiper....................50 % (Actual TR) 10 %
Flammability ..............................U.L. 94V-0
Standard Packing
"S" Style........................500 pcs./13 reel
"P" Style........................750 pcs./13 reel
Adjustment Tool ..................................H-90
1
3
CW
CLOCKWISE
CCW
2
WIPER
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCES: 0.25 (.010) EXCEPT WHERE NOTED
Product Dimensions
Recommended Land Pattern
6.71 0.12
(.264 .005)
1 3361 3
7.04 0.25
(.277 .010)
3.84 0.25
(.151 .010)
5.21 0.63
(.205 .025)
4.88 0.12
(.192 .005)
0.46 0.02
(.018 .001)
3 PLACES
0.38 0.12
(.015 .005)
LEADS TO BE
COPLANAR
WITHIN 0.10
(.004)
2.54 0.25
(.100 .010)
TYP.
2
3
1
0.79 0.25
(.031 .010)
2.54 0.25
(.100 .010)
8.53 0.76
(.336 .030)
2.54 0.25
(.100 .010)
2.54 0.25
(.100 .010)
Electrical adjustment
2.77
(.109)
0.64
(.025)
0.89
(.035)
LONG
x
WIDE
DEEP
x
DIA.
6.71 0.12
(.264 .005)
7.37 0.38
(.290 .015)
4.17 0.38
(.164 .015)
4.88 0.25
(.192 .010)
.038 0.05
(.001 .002)
.071 0.25
(.028 .040)
6.65
(.062)
REF.
2.54 0.25
(.10 .010)
1.02 0.25
(.040 .010)
2
2.54 0.25
(.100 .010)
2.54 0.25
(.100 .010)
2.29 0.25
(.090 .010)
2.29 0.25
(.090 .010)
LEADS TO BE
COPLANAR
WITHIN 0.10
(.004)
1
Electrical adjustment
2.77 0.13
(.109 .005)
0.64 0.13
(.025 .005)
0.89 0.13
(.035 .005)
LONG
x
WIDE
DEEP
x
2.29 0.25
(.090 .010)
3 PLACES
DIA.
3
1 3361 3
3361P
3361S
3.30 0.25
(.130 .010)
5.08 0.12
(.200 .005)
9.70 0.12
(.381 .005)
1.19 0.12
(.047 .005)
TYP.
Recommended Land Pattern
1.19 0.12
(.047 .005)
7.62 0.12
(.300 .005)
3 PLCS
3.30 0.25
(.130 .010)
3 PLCS
2.54 0.12
(.100 .005)
TYP.
*RoHS COMPLIANT
VERSIONS
AVAILABLE
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
How to Order
3361 P - 1 - 502 G LF
Model
Style
Standard or Modified
Product Indicator
-1 = Standard Product
Resistance Code
Optional Suffix Letter
G = Embossed Tape
"S" Style = 500 pcs./13 "reel
"P" Style = 750 pcs./13 "reel
Terminations
LF = 100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
Consult factory for other available options.
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
Standard Resistance Table
Packaging Specifications
Packaging Specifications
Popular distribution resistance values listed in
boldface. Special resistances available.
3361 - 1/4 " Square SMD Trimming Potentiometer
UNITS PACKAGED 750 PIECES PER REEL.
UNITS PACKAGED 500 PIECES PER REEL.
TAPE
330.2 .50
(13.00 .02)
16.41 .005
(.646 .127)
REEL
7.50 .10
(.295 .004)
12.00 .10
(.472 .004)
1.5 + .10/ .00
(.059 + .004/ .000)
4.00 .01
(.157 .004)
2.00 .05
(.079 .002)
1.75 .10
(.069 .004)
DIA.
1.50 .02
(.059 .005)
EQUAL SPACED 3 PLCS.
13.0 .20
(.512 .008)
DIA.
99.06 1.02
(3.90 .040)
18.69 .79
(.736 .031)
DIA.
DIA.
16.0 .03
(.630 .001)
EMBOSSED
CARRIER TAPE
COVER TAPE
5.84 0.1
(.230 .004)
DIA.
1
3361
3
1
3361
3
1
3361
3
1
3361
3
TAPE
330.2 5.08
(13.000 .200)
16.51 2.03/ -.000
(.650 .080/ -.000)
REEL
7.50 .10
(.295 .004)
12.00 .10
(.472 .004)
1.5 + .10/ .00
(.059 + .004/ .000)
4.00 .01
(.157 .004)
2.00 .05
(.079 .002)
1.75 .10
(.069 .004)
DIA.
17.78 .25
(.700 .010)
EQUAL SPACED 3 PLCS.
13.0 .51
(.512 .020)
DIA.
99.06 1.02
(3.90 .040)
18.69 .79
(.736 .031)
DIA.
DIA.
16.0 .10
(.630 .004)
EMBOSSED
CARRIER TAPE
COVER TAPE
8.60 .10
(.339 .004)
(P Style)
(S Style)
REV. 06/05
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