BOURNS 3296W-1-103

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VE S CO
AV R M
AI SIO PL
LA N IA
BL S NT
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Features
■ Multiturn / Cermet / Industrial / Sealed
■ Mounting hardware available
(H-117P)
■ 5 terminal styles
■ RoHS compliant* version available
■ Tape and reel packaging available
■ Chevron seal design
■ Listed on the QPL for style RJ24 per
MIL-R-22097 and RJR24 per High-Rel
Mil-R-39035
3296 - 3/8 ” Square Trimpot® Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
......................10 ohms to 2 megohms
(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
70,000 Feet ............................ 350 vac
Effective Travel .................25 turns nom.
Environmental Characteristics
Power Rating (300 volts max.)
70 °C ...................................... 0.5 watt
125 °C ....................................... 0 watt
Temperature Range ... -55 °C to +125 °C
Temperature Coefficient ... ±100 ppm/°C
Seal Test ......................85 °C Fluorinert†
Humidity .......MIL-STD-202 Method 103
96 hours
(2 % ΔTR, 10 Megohms IR)
Vibration ....... 20 G (1 % ΔTR; 1 % ΔVR)
Shock ......... 100 G (1 % ΔTR; 1 % ΔVR)
Load Life.. 1,000 hours 0.5 watt @ 70 °C
(3 % ΔTR; 3 % or 3 ohms,
whichever is greater, CRV)
Rotational Life .......................200 cycles
(4 % ΔTR; 3 % or 3 ohms,
whichever is greater, CRV)
Physical Characteristics
Torque............................. 3.0 oz-in. max.
Mechanical Stops ................. Wiper idles
Terminals .......................Solderable pins
Weight ....................................... 0.03 oz.
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 .....50 pcs. per tube
Adjustment Tool..............................H-90
Product Dimensions
3296Y
Common Dimensions
6.40 ± 1.32
(.252 ± .052)
1.52
(.060)
1.27 ± 0.1
(.050 ± .004)
.38
MIN.
(.015)
1.14
(.045)
2.54
(.100)
10.03
(.395)
4.83 ± .13
(.190 ± .005)
3
2.54
(.100)
9.53
(.375)
2
1
2.54
(.100)
3296Z
2.54
(.100)
2.54
(.100)
1.27 ± 0.1
(.050 ± .004)
ADJ. SLOT
2.19 DIA.
(.086)
.56
WIDE
X
(.022)
.76
DEEP
X
(.030)
.51 ± .03 DIA.
(.020 ± .001)
1.14
(.045)
2.54
(.100)
3
2
2.54
(.100)
1
2.54
(.100)
3296P
2.54
(.100)
2
8.26 ± .64
(.325 ± .025)
2.54
(.100)
CCW
3
WIPER
3
1
2
CW
CLOCKWISE
1
2.54
(.100)
5.23
(.206)
3296W
DIMENSIONS:
2.41
(.095)
2.54
(.100)
TOLERANCES: ±
0.25
(.010)
MM
(INCHES)
EXCEPT WHERE NOTED
3
Standard Resistance Table
2
2.54 1
(.100)
3296X
2.54
(.100)
3
2
2.54 1
(.100)
2.41
(.095)
How To Order
3296 W - 1 - 103 __ LF
Model
Style
Standard or Modified
Product Indicator
-1 = Standard Product
Resistance Code
Packaging Designator
Blank = Tube (Standard)
R = Tape and Reel (X and W Pin Styles
Only)
A = Ammo Pack (X and W Pin Styles Only)
Terminations
LF =
100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
Consult factory for other available options.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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
2,000,000
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
205
Popular values listed in boldface. Special
resistances available.
3296 - 3/8 ” Square Trimpot® Trimming Potentiometer
Packaging Specifications
TOP ADJUST
3296W-1
SIDE ADJUST
3296X-1
3.81 ± .71
(.150 ± .028)
28.07 ± .76
(1.105 ± .030)
12.70
REF.
(.500)
3
18 + 1.0/ - 0.5
(709 + .040/ - .020)
2
1
4.0 ± .03
(.157 ± .001)
DIA.
18 ± .76
(.709 ± .030)
29.59 ± .76
(1.165 ± .030)
12.7 + 0.3/ - 0.25
(.500 + .012/ - .010)
4.83 + .30/ -.25
(.190 + .012/ -.010)
2
1
4.0 ± .03
(.157 ± .001)
DIA.
4.83 + .30/ -.25
(.190 + .012/ -.010)
2.54
(.100)
2.41 ± .25
(.095 ± .010)
1000/REEL/BOX
3
18 + 1.0/ - 0.5
(709 + .040/ - .020)
12.7 + 0.3/ - 0.25
(.500 + .012/ - .010)
2.54
ALL PINS IN-LINE ON
CENTER
(.100)
MM
DIMENSIONS:
(INCHES)
12.70
REF.
(.500)
18 ± .76
(.709 ± .030)
3.81 ± .71
(.15 ± .028)
8.89 + .76 /- .51
(.350 + .030 /- .020)
8.89 + .76 /- .51
(.350 + .030 /- .020)
2.41 ± .25
(.095 ± .010)
2.54
CENTER
(.100)
MM
DIMENSIONS:
(INCHES)
ALL PINS IN-LINE ON
.51 ± .051
DIA. TYP.
(020 ± .002)
1000/REEL/BOX
Meets EIA Specification 468.
REV. 01/10
“Trimpot” is a registered trademark of Bourns, Inc.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.