PL
IA
Features
■
■
■
■
■
NT
PC board and bushing mount
Plastic bushing and plastic shaft
Withstands typical industry washing processes
Cermet resistance element
RoHS compliant*
*R
oH
S
CO
M
3366 - 1/4 ” Square Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
........................10 ohms to 2 megohms
(see standard resistance table)
Resistance Tolerance ............±10 % std.
Absolute Minimum Resistance
.............................1 % or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
.............................2 % or 3 ohms max.
(whichever is greater)
Resolution...................Essentially infinite
Insulation Resistance ................500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level.................900 vac (1 minute)
Adjustment Angle ..................220 ° nom.
Environmental Characteristics
Power Rating (200 volts max.)
70 °C........................................0.5 watt
125 °C.........................................0 watt
Temperature Range
.................................-55 °C to +125 °C
Temperature Coefficient
10 ohms to 20 ohms .......±150 ppm/°C
50 ohms to 2 megohms ..±100 ppm/°C
Humidity.................10 cycles, 240 hours
TRS ±2 %
Vibration ......30 G TRS ±1 %; VRS ±1 %
Shock ........100 G TRS ±1 %; VRS ±1 %
Load Life ................1,000 hours @ 70 °C
rated power
Rotational Cycling..................100 cycles
Physical Characteristics
Mechanical Angle ..................260 ° nom.
Torque .............................3.0 oz-in. max.
Stop Strength ..................7.0 oz -in. min.
Weight ................Approximately 0.02 oz.
Marking .................Resistance, type and
date code
Wiper......................Set at 50 % nominal
Flammability ..........................U.L.-94HB
Standard Packaging ...........50 pcs./tube
Adjustment Tool ..............................H-90
Product Dimensions
Common Dimensions
Top Adjust
ADJ. CROSS
SLOT
3.0 LONG X
(.118)
.70 WIDE X
(.028)
1.6 DEEP X
(.063)
Common Dimensions
Side Adjust
ADJ. CROSS
SLOT
3.0
LONG X
(.118)
.70 WIDE X
(.028)
1.6 DEEP X
(.063)
2
8.2
(.323)
4.6
(.181)
7.0 +0.4/-0
(.276 +.016/-0)
7.0
(.276)
3366P
3366S
ADJUSTMENT
3.5
(.138)
2.5
(.098)
3
1
1
3
2
2.5
(.098)
0.7
(.028)
2.5
(.098)
0.45
DIA. 3 PLCS.
(.018)
2.5
(.098)
2.5
(.098)
7.0 +0.4/-0.2
(.276 +.016/-.008)
2.5
(.098)
0.45
DIA. 3 PLCS.
(.018)
7.0
(.276)
6.3
(.248)
6.5 ± 2.0
(.256 ± .079)
7.5 ± 2.0
(.295 ± .079)
3366U
2
3366M
ADJUSTMENT
3.5
2
(.138)
3
1
1
3
2.5
(.098)
0.7
(.028)
2.5
(.098)
2.5
(.098)
7.0 +0.4/-0.2
(.276 +.016/-.008)
2.5
(.098)
7.0
(.276)
0.45
DIA. 3 PLCS.
(.018)
0.45
DIA. 3 PLCS.
(.018)
13.0
(.512)
6.3
(.248)
15.5 ± 2.0
(.610 ± .079)
7.0 ± 2.0
(.276 ± .079)
9.5 ± 2.0
(.374 ± .079)
TOLERANCES: ± 0.3 (.012) EXCEPT WHERE NOTED
DIMENSIONS ARE:
MM
(INCHES)
CCW
2
1
CLOCKWISE
WIPER
3
CW
*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.
3366 - 1/4 ” Square Trimming Potentiometer
Product Dimensions
Top Adjust (Continued)
3366X
ADJUSTMENT
3.5
2
(.138)
Standard Resistance Table
Resistance
(Ohms)
10
20
50
100
200
500
1,000
2,000
5,000
10,000
20,000
50,000
100,000
200,000
500,000
1,000,000
2,000,000
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
503
104
204
504
105
205
How to Order
3366 P - 1 - 502 - __
Model
Style
Standard or Modified
Product Indicator
-1 = Standard Product
Resistance Code
Packaging Designator
Blank = Tube - 50 pcs./tube (Standard)
A = Ammo Pack - 1000 pcs./box
1
3
2.5
(.098)
2.5
(.098)
7.0 +0.4/-0.2
(.276 +.016/-.008)
2.5
(.098)
0.45
DIA. 3 PLCS.
(.018)
Popular resistance values listed in boldface.
Consult factory for special resistances.
7.5 ± 2.0
(.295 ± .079)
3366W
2
ADJUSTMENT
3.5
(.138)
3
2.5
(.098)
7.0 +0.4/-0.2
(.276 +.016/-.008)
1
2.5
(.098)
2.5
(.098)
0.45
DIA. 3 PLCS.
(.018)
10.0 ± 2.0
(.394 ± .079)
TOLERANCES: ± 0.3 (.012) EXCEPT WHERE NOTED
DIMENSIONS ARE:
MM
(INCHES)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
3366 - 1/4 ” Square Trimming Potentiometer
Packaging Specifications
3366U(A)
12.7 ± 1.0
(.500 ± .039)
18.0 ± 0.5
(.709 ± .020)
7.0
(.276)
9.0 +0.7/-0.5
(.354 +.028/-.020)
6.0 ± 0.5
(.236 ± .020)
MIN.
3.0
(.118)
MAX.
0.5
(.020)
2.0
(.079)
MAX.
3366P(A)
7.0
(.276)
2.0
(.079)
MAX.
12.7 ± 1.0
25.3 ± 1.0 (.500 ± .039)
(.996 ± .039)
7.0
(.276)
18.0 ± 0.5
(.709 ± .020)
9.0 +0.7/-0.5
(.354 +.028/-.020)
6.0 ± 0.5
(.236 ± .020)
MIN.
3.0
(.118)
MAX.
0.5
(.020)
2.0
(.079)
MAX.
7.0
(.276)
2.0
(.079)
MAX.
19.0 ± 0.75
(.748 ± .030)
25.3 ± 1.0
(.996 ± .039)
6.3
(.248)
19.0 ± 0.75
(.748 ± .030)
6.3
(.248)
3.0 ± 0.5
(.118 ± .020)
2.5
(.098)
16.0 ± 1.0
(.748 ± .039)
2.5
(.098)
2.5
(.098)
6.35 ± 0.5
(.250 ± .020)
4.0 ± 0.2
(.157 ± .008)
0.45 ± 0.02
(.018 ± .001)
0.9
(.035)
2.5
(.098)
2.5
(.098)
6.35 ± 0.5
(.250 ± .020)
4.0 ± 0.2
(.157 ± .008)
0.45 ± 0.02
(.018 ± .001)
0.9
(.035)
12.7 ± 0.3
(.500 ± .012)
12.7 ± 0.3
(.500 ± .012)
3366M(A)
12.7 ± 1.0
(.500 ± .039)
18.0 ± 0.5
(.709 ± .020)
7.0
(.276)
9.0 +0.7/-0.5
(.354 +.028/-.020)
6.0 ± 0.5
(.236 ± .020)
MIN.
3.0
(.118)
MAX.
0.5
(.020)
7.0 +0.4/-0.2
(.276 +.016/-.008)
2.0
MAX.
(.079)
8.2
(.323)
2.0
(.079)
MAX.
DIMENSIONS ARE:
MM
(INCHES)
TOLERANCES: ± 0.3 (.012)
EXCEPT WHERE NOTED
Meets EIA Specification 468.
19.0 ± 0.75
(.748 ± .030)
27.2 ± 1.0
(1.071 ± .039)
4.6
(.181)
2.5
(.098)
2.5
(.098)
6.35 ± 0.5
(.250 ± .020)
4.0 ± 0.2
(.157 ± .008)
0.45 ± 0.02
(.018 ± .001)
0.9
(.035)
12.7 ± 0.3
(.500 ± .012)
Reliable Electronic Solutions
Asia-Pacific:
Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116
Europe:
Tel: +41-41 768 5555 • Fax: +41-41 768 5510
The Americas:
Tel: +1-951 781-5500 • Fax: +1-951 781-5700
www.bourns.com
REV. 08/06
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Microcontroller MCU
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