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3329W Datasheet Preview

3329W Datasheet

Trimming Potentiometer

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Features
1/4” Round / Single-Turn / Cermet
Industrial / Sealed
5 standard terminal styles
Tape and reel packaging available
Listed on the QPL for style RJ50 per
MIL-PRF-22097 and RJR50 per
High-Rel MIL-PRF-39035
RoHS compliant* version available
For trimmer applications/processing
guidelines, click here
3329 - 1/4 ” Round Trimpot® Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
................................. 10 to 1 megohm
(see standard resistance table)
Resistance Tolerance ........... ±10 % std.
(closer tolerance available)
Absolute Minimum Resistance
.................................... 1 % or 2 ohms
(whichever is greater)
Contact Resistance Variation
........................ 3.0 % or 3 ohms max.
(whichever is greater)
Adjustability
Voltage .................................. ±0.05 %
Resistance ............................ ±0.15 %
Resolution ...................................
Insulation Resistance ............... 500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level................................ 600 vac
80,000 Feet ............................ 250 vac
Adjustment Angle ................. 240 ° nom.
Environmental Characteristics
Power Rating @ 85 °C (300 volts max.)
............................................... 0.5 watt
Power Rating @ 150 °C ................ 0 watt
Temperature Range ... -55 °C to +150 °C
T ... ±100 ppm/°C
Seal Test ......................85 °C Fluorinert†
Humidity .......MIL-STD-202 Method 103
96 hours
(3 % ΔTR, 10 Megohms IR)
Vibration ....... 30 G (1 % ΔTR; 1 % ΔVR)
except “P” pin style
Shock ......... 100 G (1 % ΔTR; 1 % ΔVR)
Load Life
............ 1,000 hours 0.5 watt @ 85 °C
(3 % ΔTR; 3 % CRV)
Rotational Life .......................200 cycles
(4 % ΔTR; 4 % CRV)
Physical Characteristics
Mechanical Angle ................. 260 ° nom.
Torque............................. 5.0 oz-in. max.
Stop Strength ................. 5.0 oz -in. min.
Terminals .......................Solderable pins
Weight ....................................... 0.02 oz.
Marking.........Manufacturer’s trademark,
resistance code, date code,
manufacturer’s model number
and style
Wiper ............... 50 % (Actual TR) ±10 %
Standard Packaging.....50 pcs. per tube
Adjustment Tool..............................H-90
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
Product Dimensions
3329H
2.54
(.100)
2.54
2 (.100)
45° REF.
3
1
.38
(.015)
.46 ± .05
(.018 ± .002)
DIA. TYP.
90° ± 5°
4.57
(.180)
6.35 ± .51
(.250 ± .020)
6.78 ± 2.24
(.267 ± .088)
3329P
2.54
(.100) 1
2.54
(.100)
3
ADJ. SLOT
3.56 LONG
(.140)
X
.64
(.025)
WIDE
X
1.02
(.040)
DEEP
2
6.78 ± 2.24
(.267 ± .088)
2.54
(.100)
3329S 5.08
(.200)
8.38 ± .51
(.330 ± .020)
6.35 ± .51
(.250 ± .020)
5.82 ± .25
(.229 ± .010)
6.60
(.260)
.38
(.015)
6.10
(.240)
7.75 ± 2.97
(.305 ± .117)
2.54
(.100)
123
2.54
(.100)
2.54
(.100)
3329W 5.08
(.200)
8.38 ± .51
(.330 ± .020)
6.60
(.260)
.38
(.015)
.89
(.035)
6.10
(.240)
7.75 ± 2.97
(.305 ± .117) 2.54
(.100)
3329X 5.08
(.200)
8.38 ± .51
(.330 ± .020)
2.54
(.100)
2.54
(.100)
6.60
(.260)
.38
(.015)
.89
(.035)
321
6.10
(.240)
7.75 ± 2.97
(.305 ± .117) 2.54
(.100)
123
2.54
(.100)
2.54
(.100)
.89
(.035)
3329P-DK9-RC
6.35 ± .51
(.250 ± .020)
5.79
(.228)
ADJ. SLOT
2.79 ± .038
(.110 ± ..001)
DIA.
X
.64
(.025)
WIDE
X
.51
(.020)
DEEP
4.75 MIN.
(.187)
.43 ± .13
(.017 ± .005)
3
2
1
.46 ± .05
(.018 ± .002)
DIA. 3 PINS
2.54
(.100)
2.54
(.100)
2.54
(.100)
DIMENSIONS:
TOLERANCES: ±
0.25
(.010)
MM
(INCHES)
EXCEPT WHERE NOTED
2 WIPER
CCW 1
CLOCKWISE
3 CW
How To Order
Model
3329 M - 1 - 103 __ LF
Style
Product Indicator
-1 = Standard Product
-DK9 = Plastic Spacer
Resistance Code
Packaging Designator
Blank = Tube (Standard)
R = Tape and Reel (M and U Pin Styles
Only)
A = Ammo Pack (M and U Pin Styles Only)
Terminations
LF = 100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
Consult factory for other available options.
Tape and reel material meets Antistatic ANSI/
ESD 5541-2003 packaging standards.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.




BOURNS

3329W Datasheet Preview

3329W Datasheet

Trimming Potentiometer

No Preview Available !

3329 - 1/4 ” Round Trimpot® Trimming Potentiometer
Standard Resistance Table
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 distribution resistance values listed in
boldface. Special resistances available.
SIDE ADJUST
3329M-1
26.4 ± .76
(1.040 ± .030)
12.70
(.500)
REF.
8.38 ± .51
(.33 ± .02)
3
2
1 18.034 ± 0.762
(.71 ± .03)
18 + 1.0/ - 0.5
(.709 + .039/ .020)
12.70 + 0.3/ - 0.25
(.500 + .012/ - .010)
6.1 ± .25
(.240 ± .010)
4.0 ± 0.3
(.157 ± .012)
DIA.
3.43 ± .25
(.135 ± .010)
.457 ± .051
(.018 ± .002)
DIA. TYP.
ALL
PINS
IN-LINE
ON
2.54
(.100)
CENTER
DIMENSIONS:
MM
(INCHES)
1000/REEL/BOX
TOP ADJUST
3329U-1
12.70
(.500)
REF.
6.35
(.250)
MAX.
3
2
1
24.38 ± 0.76
(.960 ± .030)
18 + 1.0/ - 0.5
(.709 + .039/ .020)
12.70 + 0.3/ - 0.25
(.500 + .012/ - .010)
18 ± .76
(.709 ± .030)
4.0 ± 0.3
(.157 ± .012)
DIA.
6.35 ± .5
(.250 ± .020)
2.79 ± .25
(.110 ± .010)
ALL
PINS
IN-LINE
ON
2.54
(.100)
CENTER
DIMENSIONS:
MM
(INCHES)
1000/REEL/BOX
REV. 05/16
“Trimpot” is a registered trademark of Bourns, Inc.
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.


Part Number 3329W
Description Trimming Potentiometer
Maker BOURNS
PDF Download

3329W Datasheet PDF






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