BOURNS 3361P

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V SC
AV ER OM
AI SIO PL
LA N IA
BL S NT
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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 RoHS compliant surface
mount trimmers
■ For trimmer applications/processing
guidelines, click here
3361 - 1/4 ” Square SMD Trimpot® Trimming Potentiometer
Electrical Characteristics
Product Dimensions
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.
3361P
3361S
6.71 ± 0.25
(.264 ± .010)
7.04 ± 0.25
(.277 ± .010)
A
3.84 ± 0.25
(.151 ± .010)
A
3361
1
ELECTRICAL
ADJ. SLOT
0.64
WIDE X
(.025)
0.89
DEEP
(.035)
3
2
CCW
3
0.25
(.010)
3361
0.64
WIDE X
(.025)
0.89
DEEP
(.035)
2.29 ± .005
(.090 ± .0002)
0.89
(.035)
0.89
(.035)
SECTION A-A
SECTION A-A
4.88 ± 0.12
(.192 ± .005)
5.21 ± 0.63
(.205 ± .025)
ELECTRICAL
ADJ. SLOT
3
46 °
2.29
(.090)
1.54
(.061)
4.88 ± 0.25
(.192 ± .010)
0.46 ± 0.02
DIA.
(.018 ± .001)
3 PLACES
LEADS TO BE
COPLANAR
WITHIN 0.10
(.004)
0.79 ± 0.25
(.031 ± .010)
2
2.54 ± 0.25
(.100 ± .010)
2.51 ± 0.25
(.099 ± .010)
TYP.
8.53 ± 0.76
(.336 ± .030)
1
2.54 ± 0.25
(.100 ± .010)
LEADS TO BE
COPLANAR
WITHIN 0.10
(.004)
6.65
REF.
(.262)
2.54 ± 0.25
(.100 ± .010)
2.54 ± 0.25
(.100 ± .010)
2.29 ± 0.25
(.090 ± .010)
2
1.02 ± 0.25
(.040 ± .010)
2.54 ± 0.25
(.10 ± .010)
3
3
2.54 ± 0.25
(.100 ± .010)
0.38 ± 0.05
(.015 ± .002)
0.71 ± 0.25
(.028 ± .010)
0.38 ± 0.12
(.015 ± .005)
1
2.29 ± 0.25
(.090 ± .010)
Recommended Land Pattern
1.19 ± 0.12 3 PLCS
(.047 ± .005)
Recommended Land Pattern
3.30 ± 0.25
(.130 ± .010)
3 PLCS
1.19 ± 0.12
TYP.
(.047 ± .005)
7.62 ± 0.12
(.300 ± .005)
9.70 ± 0.12
(.381 ± .005)
CW
2.54 ± 0.12
(.100 ± .005)
TYP.
CLOCKWISE
TOLERANCES:
1
WIPER
1
DIMENSIONS:
4.17 ± 0.38
(.164 ± .015)
2.77 ± .005
(.109 ± .0002)
A
A
46 °
2.29
(.090)
1.54
(.061)
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
6.71 ± 0.12
(.264 ± .005)
7.37 ± 0.38
(.290 ± .015)
2.29 ± .005
(.090 ± .0002)
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)
2.77 ± .005
(.109 ± .0002)
MM
(INCHES)
EXCEPT WHERE NOTED
3.30 ± 0.25
(.130 ± .010)
5.08 ± 0.12
(.200 ± .005)
*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
3361 P - 1 - 502 G LF
(P Style)
(S Style)
Model
EMBOSSED
CARRIER TAPE
Style
5.84 ± 0.1
(.230 ± .004)
Standard or Modified
Product Indicator
-1 = Standard Product
7.50 ± .10
(.295 ± .004)
Consult factory for other available options.
Standard Resistance Table
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
Popular distribution resistance values listed in
boldface. Special resistances available.
COVER TAPE
7.50 ± .10
(.295 ± .004)
4.00 ± .01
(.157 ± .004)
1 3361 3
2.00 ± .05
(.079 ± .002)
EMBOSSED
CARRIER TAPE
8.60 ± .10
(.339 ± .004)
1.5 + .10/ –.00
DIA.
(.059 + .004/ –.000)
1 3361 3
Terminations
LF = 100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
1 3361 3
Packaging Designator
G = Embossed Tape
“S” Style = 500 pcs./13 ” reel
“P” Style = 750 pcs./13 ” reel
4.00 ± .01
(.157 ± .004)
1 3361 3
1.5 + .10/ –.00
DIA.
(.059 + .004/ –.000)
Resistance Code
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
COVER TAPE
12.00 ± .10
(.472 ± .004)
2.00 ± .05
(.079 ± .002)
12.00 ± .10
(.472 ± .004)
1.75 ± .10
(.069 ± .004)
16.0 ± .03
(.630 ± .001)
1.75 ± .10
(.069 ± .004)
TAPE
16.0 ± .10
(.630 ± .004)
1.50 ± .02 EQUAL SPACED 3 PLCS.
(.059 ± .005)
18.69 ± .79
DIA.
(.736 ± .031)
13.0 ± .20 DIA.
(.512 ± .008)
TAPE
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)
330.2 ± .50
DIA.
(13.00 ± .02)
REEL
16.41 ± .005
(.646 ± .127)
UNITS PACKAGED 750 PIECES PER REEL.
DIMENSIONS:
MM
(INCHES)
330.2 ± 5.08
DIA.
(13.000 ± .200)
REEL
16.51 ± 2.03/ -.000
(.650 ± .080/ -.000)
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.