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VE S CO
AV R M
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LA N IA
BL S NT
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Features
■
Multiturn / Cermet / Industrial / Sealed
■
Optional
■
Thin body profile
■
RoHS compliant* version available
■
For trimmer applications/processing
guidelines,
3292 - 3/8 ” Square Trimpot
®
Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
................................. 10 to 1 megohm
(see standard resistance table)
Resistance Tolerance ........... ±10 % std.
(tighter tolerance available)
Absolute Minimum Resistance
........................... 1 % or 2 ohms max.
(whichever is greater)
Contact Resistance Variation
........................ 1.0 % or 3 ohms max.
(whichever is greater)
Adjustability
Voltage .................................. ±0.01 %
Resistance ............................ ±0.05 %
Resolution ................................... Infinite
Insulation Resistance ............... 500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level................................ 900 vac
80,000 Feet ............................ 350 vac
Effective Travel .................25 turns nom.
Environmental Characteristics
Power Rating (400 volts max.)
85 °C ...................................... 0.5 watt
150 °C ....................................... 0 watt
Temperature Range ... -65 °C to +150 °C
Temperature Coefficient ... ±100 ppm/°C
Seal Test ......................85 °C Fluorinert†
(pin styles only)
Humidity .......MIL-STD-202 Method 103
96 hours (1 %
ΔTR,
100 Megohms IR)
Vibration ....... 30 G (1 %
ΔTR;
1 %
ΔVR)
Shock ......... 100 G (1 %
ΔTR;
1 %
ΔVR)
Load Life ..1,000 hours 0.5 watt @ 85 °C
(2 %
ΔTR;
3 % or 3 ohms,
whichever is greater, CRV)
Rotational Life .......................200 cycles
(2 %
ΔTR;
3 % or 3 ohms,
whichever is greater, CRV)
Physical Characteristics
Torque............................. 5.0 oz-in. max.
Mechanical Stops ................. Wiper idles
Terminals Solderable printed circuit pins
Weight ..................................... 0.025 oz.
Machine Screw Mounting
Torque.............................. 12 oz-in. max.
Marking.........Manufacturer’s trademark,
resistance code, wiring diagram,
date code, manufacturer’s model
number and style
Wiper ............... 50 % (Actual TR) ±10 %
Flammability ..........................U.L. 94V-0
Standard Packaging
P, W & X Styles ..........50 pcs. per tube
L Style ........................50 pcs. per bag
Adjustment Tool..............................H-90
Product Dimensions
3292L
Common Dimensions
9.53 ±.38
(.375 ±.015)
3.81 + .25/-.13**
(.150 +.010/-.005)
9.53 ±.38
(.375 ±.015)
3292X
1.02
(.040)
45 ±3°
1.52**
(.060)
1.02**
(.040)
2.54
(.010)
MIN.**
9.53 ±.38
TYP.**
(.375 ±.015)
9.53 ±.38
TYP.**
(.375 ±.015)
1.27**
(.050)
10.64
(.419)
3 2 1
ADJ. SLOT
1.52 DIA.
(.060)
.51
WIDE
X
(.020)
.64
DEEP
X
(.025)
3292P
1.57
(.062)
MIN.
1.91**
(.075)
152.4
(6.00)
MIN. LENGTH
WIRE SIZE: 30AWG
2.54
(.100)
2.54
(.100)
4.75 ±.51**
(.187 ±.020)
RED
8.26 ±.635**
(.325 ±.025)
.51 ±.03
(.020 ±.001)
DIA. TYP.
4.75 ±.51
(.187 ±.020)
8.26 ±.635
(.325 ±.025)
2.54
(.100)
ADJ. SLOT
2.29
DIA.
(.090)
.56
X
(.022)
WIDE
.76
DEEP**
X
(.030)
2.54
(.100)
2
WIPER
YELLOW
CCW
1
CLOCKWISE
3
GREEN
CW
1
2
3
4.75 ±.51**
(.187 ±.020)
2.54
(.100)
DIMENSIONS:
TOLERANCES: ±
0.25
(.010)
MM
(INCHES)
EXCEPT WHERE NOTED
Standard Resistance Table
3292W
.254
MIN.
(.010)
1 2
3
1.91
(.075)
2.54
(.100)
2.54
(.100)
8.26 ±.635**
(.325 ±.025)
**Common dimensions
How To Order
3292 W - 1 - 103 M LF
Model
Style
Standard or Modified
Product Indicator
-1 = Standard Product
Resistance Code
Optional Suffix Letter
M = Panel Mount Model 3292L, W & X
(Factory Installed)
Terminations
LF =
100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
Consult factory for other available options.
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
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
Popular values listed in boldface. Special
resistances available.
REV. 01/12
“Trimpot” is a registered trademark of Bourns, Inc.
†“Fluorinert” is a registered trademark of 3M Co.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
BOURNS [ BOURNS ELECTRONIC SOLUTIONS ]
