*R
oH
V SC
AV ER OM
AI SIO PL
LA N IA
BL S NT
E
Features
■
Single-Turn / Cermet / Industrial / Sealed
■
Miniature package
■
Rotor designed for automatic machine
■
Compatible with surface mount
adjust interface
■
Withstands harsh environments and
immersion cleaning processes
manufacturing processes
■
RoHS compliant* - see
processing
information
on RoHS compliant surface
mount trimmers
■
For trimmer applications/processing
guidelines,
click here
3361 - 1/4 ” Square SMD Trimpot
®
Trimming Potentiometer
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 ....................................... Infinite
Insulation Resistance ................... 500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level ................................... 900 vac
80,000 Feet ................................ 350 vac
Adjustment Angle ..................... 240 ° nom.
Product Dimensions
3361P
6.71
±
0.25
(.264
±
.010)
7.04
±
0.25
(.277
±
.010)
3.84
±
0.25
(.151
±
.010)
A
A
2.77 ± .005
(.109 ± .0002)
3361S
6.71
±
0.12
(.264
±
.005)
7.37
±
0.38
(.290
±
.015)
4.17
±
0.38
(.164
±
.015)
A
A
2.77 ± .005
(.109 ± .0002)
1
3361
3
ELECTRICAL
ADJ. SLOT
0.64
WIDE X
(.025)
0.89
DEEP
(.035)
1
3361
3
ELECTRICAL
ADJ. SLOT
0.64
WIDE X
(.025)
0.89
DEEP
(.035)
2.29 ± .005
(.090 ± .0002)
46 °
2.29
(.090)
1.54
(.061)
2.29 ± .005
(.090 ± .0002)
46 °
2.29
(.090)
1.54
(.061)
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 Coefficient ....... ±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 %
ΔVR)
Shock ..............100 G (1 %
ΔTR;
1 %
ΔVR)
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)
SECTION A-A
5.21
±
0.63
(.205
±
.025)
0.89
(.035)
SECTION A-A
4.88
±
0.25
(.192
±
.010)
0.89
(.035)
4.88
±
0.12
(.192
±
.005)
0.46
±
0.02
DIA.
(.018
±
.001)
3 PLACES
LEADS TO BE
COPLANAR
WITHIN 0.10
(.004)
0.38
±
0.05
(.015
±
.002)
0.71
±
0.25
(.028
±
.010)
LEADS TO BE
COPLANAR
WITHIN 0.10
(.004)
2.54
±
0.25
(.100
±
.010)
2
1.02
±
0.25
(.040
±
.010)
2.29
±
0.25
(.090
±
.010)
0.38
±
0.12
(.015
±
.005)
0.79
±
0.25
(.031
±
.010)
2
2.54
±
0.25
(.100
±
.010)
6.65
REF.
(.262)
2.54
±
0.25
(.100
±
.010)
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
2.51
±
0.25
(.099
±
.010)
TYP.
8.53
±
0.76
(.336
±
.030)
2.54
±
0.25
(.10
±
.010)
3
1
2.29
±
0.25
(.090
±
.010)
3
2.54
±
0.25
(.100
±
.010)
1
2.54
±
0.25
(.100
±
.010)
Recommended Land Pattern
1.19
±
0.12 3 PLCS
(.047
±
.005)
3.30
±
0.25
(.130
±
.010)
3 PLCS
Recommended Land Pattern
1.19
±
0.12
TYP.
(.047
±
.005)
7.62
±
0.12
(.300
±
.005)
2
CCW
WIPER
1
CLOCKWISE
3
MM
(INCHES)
CW
3.30
±
0.25
(.130
±
.010)
5.08
±
0.12
(.200
±
.005)
9.70
±
0.12
(.381
±
.005)
DIMENSIONS:
TOLERANCES:
0.25
(.010)
2.54
±
0.12
(.100
±
.005)
TYP.
EXCEPT WHERE NOTED
*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
3361 - 1/4 ” Square SMD Trimpot
®
Trimming Potentiometer
How To Order
Packaging Specifications
(P Style)
EMBOSSED
CARRIER TAPE
5.84
±
0.1
(.230
±
.004)
COVER TAPE
7.50
±
.10
(.295
±
.004)
1.5 + .10/ –.00
DIA.
(.059 + .004/ –.000)
4.00
±
.01
(.157
±
.004)
8.60
±
.10
(.339
±
.004)
3361 P - 1 - 502 G LF
Model
Style
Standard or Modified
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.
(S Style)
EMBOSSED
CARRIER TAPE
COVER TAPE
7.50
±
.10
(.295
±
.004)
1.5 + .10/ –.00
DIA.
(.059 + .004/ –.000)
4.00
±
.01
(.157
±
.004)
1 3361 3
2.00
±
.05
(.079
±
.002)
1 3361 3
1 3361 3
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
2,000,000
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
1.75
±
.10
(.069
±
.004)
16.0
±
.03
(.630
±
.001)
TAPE
1 3361 3
12.00
±
.10
(.472
±
.004)
2.00
±
.05
(.079
±
.002)
12.00
±
.10
(.472
±
.004)
1.75
±
.10
(.069
±
.004)
16.0
±
.10
(.630
±
.004)
TAPE
1.50
±
.02 EQUAL SPACED 3 PLCS.
(.059
±
.005)
18.69
±
.79
DIA.
(.736
±
.031)
13.0
±
.20 DIA.
(.512
±
.008)
17.78
±
.25 EQUAL SPACED 3 PLCS.
(.700
±
.010)
18.69
±
.79
DIA.
(.736
±
.031)
13.0
±
.51 DIA.
(.512
±
.020)
99.06
±
1.02
DIA.
(3.90
±
.040)
99.06
±
1.02
(3.90
±
.040)
Popular distribution resistance values listed in
boldface. Special resistances available.
330.2
±
.50
DIA.
(13.00
±
.02)
REEL
16.41
±
.005
(.646
±
.127)
330.2
±
5.08
DIA.
(13.000
±
.200)
REEL
16.51
±
2.03/ -.000
(.650
±
.080/ -.000)
UNITS PACKAGED 750 PIECES PER REEL.
MM
(INCHES)
DIMENSIONS:
UNITS PACKAGED 500 PIECES PER REEL.
REV. 06/11
“Trimpot” is a registered trademark of Bourns, Inc.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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