M
PL
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Features
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9 mm Round / Single-Turn / Cermet
■
■
■
■
■
■
RoHS compliant*
■
For trimmer applications/processing
T
Industrial / Open Frame
Top and single side (front) adjust
Cross slot adjustment design
Horizontal and vertical mounting styles
Dust resistant/splash resistant covers
PC board stand-offs and retention feature
*R
oH
S
CO
guidelines,
click here
3309 - 9 mm Round Trimpot
®
Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
....................100 ohms to 2 megohms
(see standard resistance table)
Resistance Tolerance ........... ±25 % std.
Absolute Minimum Resistance
................. 2 % max. (≤2K = 30 ohms)
Contact Resistance Variation .. 3 % max.
Resolution ................. Essentially infinite
Adjustment Angle ................. 235 ° nom.
Environmental Characteristics
Power Rating (250 volts max.)
70 °C ...................................... 0.5 watt
Temperature Range ... -25 °C to +100 °C
Temperature Coefficient ... ±250 ppm/°C
Load Life................1,000 hours 0.5 watt
@ 70 °C (5 %
ΔTR)
Physical Characteristics
Mechanical Angle ..................260 °±10 °
Torque (Operating) ............. 5 oz-in. max.
Stop Strength ............... 11.0 oz -in. min.
Terminals .......................Solderable pins
Marking........................... Manufacturer’s
trademark, resistance code
Standard Packaging ....200 pcs. per bag
Adjustment Tool..............................H-90
Aqueous cleaning not recommended
SUGGESTED PWB LAYOUT
Product Dimensions
3309P-1 Top Adjust
9.0 ± .51
(.354 ± .020)
3309W-1 Single Side (Front) Adjust
ADJ.
CROSS SLOT
.80 ± .15
WIDE
(.031 ± .006)
3.4 ± .15
X
LONG
(.134 ± .006)
2.0 ± .15
X
DEEP
(.079 ± .006)
11.5 ± .51
(.453 ± .020)
5.0
(.197)
ADJ.
CROSS SLOT
.80 ± .15
WIDE
(.031 ± .006)
3.4 ± .15
X
LONG
(.134 ± .006)
2.0 ± .15
X
DEEP
(.079 ± .006)
9.0 ± .51
(.354 ± .020)
11.0 ± .51
(.433 ± .020)
12.5 ± .51
(.492 ± .020)
8.0 ± .51
(.315 ± .020)
3
MOUNTING
SURFACE
1
1
2
5.0
(.197)
3
2.5
(.098)
2
4.0
(.157)
2.5
(.098)
5.0
(.197)
MOUNTING
SURFACE
6.35 ± .51
(.250 ± .020)
2
10.34 ± .51
(.407 ± .020)
4.0
(.157)
2
4.72
(.186)
2.5
(.098)
Standard Resistance Table
Resistance
(Ohms)
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
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
1.2 ± .18
(.047 ± .007)
DIA. 3 PLCS.
SUGGESTED PWB LAYOUT
10.0 ± .18
(.394 ± .007)
1.20 ± .18
(.047 ± .007)
DIA. 3 PLCS.
2.5 ± .18
(.098 ± .007)
5.0 ± .18
(.197 ± .007)
2.5 ± .18
(.098 ± .007)
5.0 ± .18
(.197 ± .007)
2.5 ± .18
(.098 ± .007)
DIMENSIONS:
TOLERANCES: ±
0.25
(.010)
MM
(INCHES)
EXCEPT WHERE NOTED
How To Order
3309 W - 1 - 103
2
CCW
WIPER
Model
Popular distribution resistance values listed in
boldface.
1
CLOCKWISE
3
CW
Style
P = Top adjust
W = Single side (front) adjust
Rotor Style
-1 = Standard
Resistance Code
REV. 04/14
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
“Trimpot” is a registered trademark of Bourns, Inc.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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