PL
IA
Features
■
■
■
■
NT
9 mm Round / Single-Turn / Cermet
Industrial / Open Frame
Both sides adjust
Cross slot and hexagon adjustment
designs
Horizontal and vertical mounting styles
Dust resistant/splash resistant covers
■
PC board stand-offs and retention feature
■
RoHS compliant*
■
*R
oH
S
CO
M
3309 - 9 mm Round 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 %
∆TR)
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
Top/Bottom Adjust
Common Dimensions
3309P
9.0 ± .51
(.354 ± .020)
11.5 ± .51
(.453 ± .020)
3309P-3 Both Sides Adjust Hex
9.0 ± .51
(.354 ± .020)
11.5 ± .51
(.453 ± .020)
5.0
(.197)
ADJ.
CROSS SLOT
.80 ± .15
(.031 ± .006)
3.4 ± .15
X
(.134 ± .006)
2.0 ± .15
X
(.079 ± .006)
5.0
(.197)
WIDE
LONG
DEEP
1
2
5.0
(.197)
3
2.5
(.098)
1
2
5.0
(.197)
3
2.5
(.098)
3309P-1 Top Adjust
MOUNTING
SURFACE
MOUNTING
SURFACE
6.35 ± .51
(.250 ± .020)
2
5.80 ± .51
(.228 ± .020)
2
10.34 ± .51
(.407 ± .020)
4.0
(.157)
How To Order
10.34 ± .51
(.407 ± .020)
4.0
(.157)
HEX THRU HOLE
2.0
ACROSS FLATS
(.079)
3309 W - 2 - 103
Model
Style
Rotor Style
-1 = Standard
-2 = Cross Slot/Single Slot Rear Adjust
-3 = 2 mm Hex Thru Hole
Resistance Code
10.34 ± .51
(.407 ± .020)
MOUNTING
SURFACE
2
3309P-2 Both Sides Adjust/Cross Slot
5.8 ± .51
(.228 ± .020)
4.0
(.157)
SUGGESTED PWB LAYOUT - 3309P
2.29 ± .51
(.090 ± .020)
1.2 ± .18
(.047 ± .007)
DIA. 3 PLCS.
4.0
(.157)
DIA. -2, -3 ONLY
1.2
(.047)
5.0 ± .18
(.197 ± .007)
10.0 ± .18
(.394 ± .007)
2.5 ± .18
(.098 ± .007)
2
CCW
WIPER
TOLERANCES: ± 0.25 (.010) EXCEPT WHERE NOTED
1
CLOCKWISE
3
CW
DIMENSIONS ARE:
MM
(INCHES)
*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.
3309 - 9 mm Round Trimming Potentiometer
Side Adjust Common
Dimensions
3309W
3309W-3 Both Sides Adjust Hex
ADJ.
CROSS SLOT
.80 ± .15
(.031 ± .006) WIDE
3.4 ± .15
X
LONG
(.134 ± .006)
2.0 ± .15
X
(.079 ± .006) DEEP
12.5 ± .51
(.492 ± .020)
8.0 ± .51
(.315 ± .020)
3
1
2
5.0
(.197)
2.5
(.098)
4.0
(.157)
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
9.0 ± .51
(.354 ± .020)
12.5 ± .51
(.492 ± .020)
8.0 ± .51
(.315 ± .020)
9.0 ± .51
(.354 ± .020)
11.0 ± .51
(.433 ± .020)
MOUNTING
SURFACE
11.0 ± .51
(.433 ± .020)
3
1
2
5.0
(.197)
2.5
(.098)
MOUNTING
SURFACE
4.0
(.157)
Popular distribution resistance values listed in
boldface.
3309W-1 Single Side (Front) Adjust
2
2.5
(.098)
4.22
(.166)
2
2.5
(.098)
4.72
(.186)
HEX THRU HOLE
2.01
ACROSS FLATS
(.079)
3309W-2 Both Sides Adjust - Cross Slot
2
2.5
(.098)
4.22
(.166)
SUGGESTED PWB LAYOUT - 3309W
2.29
(.090)
1.20 ± .18
(.047 ± .007)
DIA. 3 PLCS.
.71
(.028)
5.0 ± .18
(.197 ± .007)
2.5 ± .18
(.098 ± .007)
2.5 ± .18
(.098 ± .007)
REV. 08/05
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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