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
3361 - 1/4 ” Square SMD Trimming Potentiometer
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications
Electrical Characteristics
Std. 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 ....................................... Infi nite
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) ..........+260 ˚C/20 sec. max.
above 255 °C
Power Rating (300 volts max.)
70 °C ........................................0.50 watt
125 °C ...........................................0 watt
Temperature Range ....... -55 °C to +125 °C
Temperature Coeffi cient ....... ±100 ppm/°C
Seal Test ..........................85 °C Fluorinert†
Humidity ...........MIL-STD-202 Method 103
96 hours
(2 % ΔTR; 10 Megohms IR)
Vibration ........... 30 G (1 % ΔTR; 1 % DVR)
Shock ............. 100 G (1 % ΔTR; 1 % DVR)
Load Life ..... 1,000 hours 0.5 watt @ 70 °C
(3 % ΔTR; 3 % or 3 ohms,
whichever is greater, CRV)
Rotational Life ...........................200 cycles
(4 % ΔTR; 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 Packaging
“S” Style ...................... 500 pcs./13 ˝ reel
“P” Style ...................... 750 pcs./13 ˝ reel
Adjustment Tool ..................................H-90
*RoHS COMPLIANT
VERSIONS
AVAILABLE
Product Dimensions
DIMENSIONS: MM
(INCHES)
TOLERANCES: 0.25 EXCEPT WHERE NOTED
(.010)
Recommended Land Pattern
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)
2.51 ± 0.25
(.099 ± .010)
TYP.
2
31
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)
DIA.
6.71 ± 0.25
(.264 ± .010)
2.29 ± .005
(.090 ± .0002)
AA
2.77 ± .005
(.109 ± .0002)
13361 3
7.04 ± 0.25
(.277 ± .010)
3.84 ± 0.25
(.151 ± .010) ELECTRICAL
ADJ. SLOT
0.64
(.025) WIDE
0.89
(.035) DEEP
X
SECTION A-A
46 °
2.29
(.090)
1.54
(.061)
0.89
(.035)
3361P
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.
3361S
6.71 ± 0.12
(.264 ± .005)
7.37 ± 0.38
(.290 ± .015)
4.17 ± 0.38
(.164 ± .015)
4.88 ± 0.25
(.192 ± .010) 0.38 ± 0.05
(.015 ± .002)
0.71 ± 0.25
(.028 ± .010)
6.65
(.262)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
3
13361 3
2.29 ± .005
(.090 ± .0002)
2.77 ± .005
(.109 ± .0002)
AA
ELECTRICAL
ADJ. SLOT
0.64
(.025) WIDE
0.89
(.035) DEEP
X
SECTION A-A
46 °
2.29
(.090)
1.54
(.061)
0.89
(.035)
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.
13CW
CLOCKWISE
CCW
2WIPER
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.
13361 3
13361 3
13361 31 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)
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications
3361 - 1/4 ” Square SMD Trimming Potentiometer
Packaging Specifi cations
DIMENSIONS: MM
(INCHES)
REV. 04/09
How To Order
3361 P - 1 - 502 G LF
Model
Style
Standard or Modifi ed
Product Indicator
-1 = Standard Product
Resistance Code
Packaging Designator
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.
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 distribution resistance values listed in
boldface. Special resistances available.
(P Style) (S Style)
UNITS PACKAGED 750 PIECES PER REEL.
UNITS PACKAGED 500 PIECES PER REEL.
