■ Front and top adjust styles
Features
■ 6mm Round / Single-Turn / Cermet
Industrial / Open Frame
■ Cross slot adjustment options
■ Horizontal and vertical mounting styles
■ Dust resistant/splash resistant covers
■ PC board stand-offs and retention feature
3306 - 6mm Round Trimming Potentiometer
Electrical Characteristics
ADJ.
CROSS SLOT
.80 ± .15
(.031 ± .006)
3.4 ± .15
(.134 ± .006)
2.01 ± .15
(.079 ± .006)
Top Adjust
Side Adjust
Common Dimensions
Common Dimensions
Standard Resistance Range
..................................100 to 1 megohm
(see standard resistance table)
Resistance Tolerance .............±25% std.
Absolute Minimum Resistance
.....................2% max. (≤2K = 30 ohms)
Contact Resistance Variation ...3% max.
Resolution.....................................Infinite
Adjustment Angle ...................215° nom.
WIDE
LONG
6.81 ± .51
(.268 ± .020)
3.4
(.134)
6.81 ± .51
(.268 ± .020)
X
X
DEEP
8.10 ± .51
(.319 ± .020)
8.4 ± .51
5.0 ± .51
(.197 ± .020)
(.331 ± .020)
ADJ.
CROSS SLOT
.80 ± .15
MOUNTING
SURFACE
3.0
(.118)
1
2
3
WIDE
LONG
(.031 ± .006)
3.4 ± .15
(.134 ± .006)
2.01 ± .15
2.5
(.098)
5.0
(.197)
Environmental Characteristics
X
X
Power Rating (100 volts max.)
DEEP
70°C .........................................0.2 watt
Temperature Range ......-25°C to +100°C
Temperature Coefficient .....±250ppm/°C
Load Life ..1,000 hours 0.2 watt @ 70°C
(5% ∆TR)
(.079 ± .006)
3306W
3
1
2
2.5
(.098)
Physical Characteristics
2
5.0
Mechanical Angle ....................260° ±20°
Torque (Operating)...........4.5 oz-in. max.
Stop Strength ..................6.5 oz -in. min.
Terminals ........................Solderable pins
Marking ...........................Manufacturer’s
trademark, resistance code
(.197)
2.50 ± .51
(.098 ± .020)
3306P
4.5 ± .51
(.177 ± .020)
3306K
7.62 ± .76
Standard Packaging ....300 pcs. per bag
Adjustment Tool ..............................H-90
Aqueous cleaning not recommended
MOUNTING
SURFACE
(.300 ± .030)
3.51
(.138)
2
2
2.50 ± .51
(.098 ± .020)
3.05 ± .76
(.120 ± .030)
2.50 ± .51
(.098 ± .020)
How To Order
3306 W - 1 - 103
4.5 ± .51
(.177 ± .020)
3306F
Model
Style
SUGGESTED PWB LAYOUT - STYLES K, P, W
Standard Product
Resistance Code
7.62 ± .76
(.300 ± .030)
MOUNTING
SURFACE
2.50 ± .18
1.0 ± .10
DIA. 3 PLCS.
(.098 ± .007)
(.039 ± .004)
3.51
Standard Resistance Table
(.138)
2
2.50 ± .18
(.098 ± .007)
5.0 ± .51
(.197 ± .020)
Resistance
(Ohms)
Resistance
Code
5.0 ± .18
(.197 ± .007)
100
101
201
501
102
202
502
103
203
253
503
104
200
SUGGESTED PWB LAYOUT - STYLE F
500
1,000
2,000
5,000
10,000
20,000
25,000
50,000
100,000
WIPER
2
1.0 ± .10
DIA. 3 PLCS.
(.039 ± .004)
5.0 ± .18
(.197 ± .007)
CW
CCW
3
1
CLOCKWISE
2.50 ± .18
(.098 ± .007)
200,000
250,000
500,000
1,000,000
204
254
504
105
TOLERANCES: ± 0.25 (.010) EXCEPT WHERE NOTED
5.0 ± .18
(.197 ± .007)
METRIC
(INCHES)
DIMENSIONS ARE:
Popular values listed in boldface. Special
resistances available.
SHADED AREA NOT TYPICALLY STOCKED BY
DISTRIBUTORS AND NOT RECOMMENDED FOR NEW
DESIGNS.
Specifications are subject to change without notice.
36
BOURNS [ BOURNS ELECTRONIC SOLUTIONS ]
