5.3
(.208)
0.2
(.007)
0.7
(.028)
1.0
(.040)
0.8
(.032)
5.1
(.200)
4.8
(.190)
1.3
(.050)
2.5
(.100)
2.9
(.114)
3
1
2
3.5
(.139)
1.5
(.060)
3.9
(.155)
2.5
(.100)
2.6
(.103)
1.2
(.047)
DIA. 3 PLCS.
2.0
(.079)
0.8
(.032) 2 PLCS.
1.3
(.050) 2 PLCS.
1.6
(.061)
ADJUSTMENT SLOT
0.6
(.022) WIDE
XDEEP
0.5
(.020)
5.3
(.208)
0.2
(.007)
1.0
(.040)
5.1
(.200)
4.8
(.190)
2.5
(.100)
2.5
(.100)
5.1
(.200)
1
2
3.5
(.139)
0.8
(.032)
1.3
(.050)
5.7
(.225)
3.9
(.155)
1.2
(.047)
2 PLCS
3 PLCS.
2.0
(.079)
0.8
(.032) 2 PLCS.
TYP.
3 PLCS.
1.3
(.050) 2 PLCS.
1.9
(.075)
ADJUSTMENT SLOT
0.6
(.022) WIDE
XDEEP
0.5
(.020)
3
1
2
2.0
(.079) 4.0
(.157)
5.0
(.195)
3.71
(.146)
0.8
(.032)
2.3
(.090)
4.8
(.190)
1.5
(.060)
2.6
(.102)
1.2
(.047)
2.4
(.095)
DIA.
4.6
(.180)
0.2
(.007)
2.3
(.090)
2.0
(.079)
1.3
(.050) 2 PLCS.
3 PLCS
0.9
(.034)
2 PLCS.
1.3
(.050)
1.0
(.039)
0.5
(.020)
1.14
(.045)
0.2
(.007)
2 PLCS.
ADJUSTMENT SLOT
0.6
(.022) WIDE
XDEEP
0.5
(.020)
5.2
(.205)
1.3
(.050)
2.3
(.090)
2.0
(.079) 1.3
(.050)
1
3
2
2.3
(.090)
4.8
(.190)
1.5
(.060)
2.7
(.108)
1.2
(.047)
2.4
(.095)
4.6
(.180)
6.0
(.236)
0.13
(.005)
3.9
(.152)
0.5
(.020)
DIA.
TYP.
3 PLCS.
2 PLCS.
ADJUSTMENT SLOT
0.6
(.022) WIDE
XDEEP
0.5
(.020)
0.9
(.034)
2 PLCS.
1.3
(.050)
0.5
(.020)
0.2
(.007)
Features
n Surface Mount 4 mm Square / Multiturn
Cermet / Industrial / Sealed
n Halogen free** with date code 114
n Sealed to withstand board wash
processing
n Pick and place centering design, with flush
adjustment
n 4mm design meets EIA/EIAJ/IPC/VECI
SMD standard trimmer footprint
n Low CRV - 1 %
n RoHS compliant* - see processing
information on RoHS compliant surface
mount trimmers
n For trimmer applications/processing
guidelines, click here
3224 - 4 mm SMD Trimpot® Trimming Potentiometer
Electrical Characteristics
Standard Resistance Range
.......................................... 10 to 2 megohm
(see standard resistance table)
Resistance Tolerance ....................±10 % std.
Absolute Min. Resistance .....1 % or 2.0 ohms
(whichever is greater)
Contact Resistance Variation
.................................... 1 % or 3 ohms max.
Resolution ..........................Essentially Innite
Insulation Resistance ........................500 vdc.
100 megohms min.
Dielectric Strength
Sea Level ....................... 600 vac (1 minute)
Adjustment Angle ..................... 12 turns nom.
Environmental Characteristics
Power Rating (300 volts max.)
85 °C .............................................0.25 watt
150 °C ................................................0 watt
Temperature Range ............-65 °C to +150 °C
Temperature Coecient ............±100 ppm/°C
Seal Test .......... 85 °C Fluorinert†/60 seconds
Humidity ................MIL-STD 202 Method 106
TRS ±2 %; IR 10 megohms
Vibration .............. 20 G TRS±1 %; VRS ±1 %
Shock ................ 100 G TRS ±1 %; VRS±1 %
Load Life .... @ 85 °C rated power 1,000 hours
TRS .......3 ohms or 3 % (whichever is greater)
Rotational Cycling ......................... 200 cycles
TRS .......3 ohms or 3 % (whichever is greater)
Thermal Shock .................................. 5 cycles
TRS±2 %; VRS±1 %
Moisture Sensitivity Level ......................... N/A
ESD Classication ........................................ 2
Physical Characteristics
Mechanical Stop ...........................Wiper idles
Torque ..................................... 180 g-cm max.
Weight ........................Approximately 0.01 oz.
Marking ......................... Manufacturer’s code,
resistance code and date code
Solderability ....................... Per MIL-STD-202,
Method 208
Wiper ........................50 % (Actual TR) ±10 %
Flammability .......................................UL94V0
Pushover Strength
J, G ..................................................4.4 lbs.
W, X ......................................................1 lb.
Adjustment Tool ...................................... H-91
Product Dimensions
DIMENSIONS: MM
(INCHES)
13CW
CLOCKWISE
CCW
2WIPER
100
3224W
811 C
TOLERANCES: ± 0.25 EXCEPT WHERE NOTED
(.010)
DIMENSIONS: MM
(INCHES)
WARNING Cancer and
Reproductive Harm
www.P65Warnings.ca.gov
* RoHS Directive 2015/863, Mar. 31, 2015 and Annex
** Bourns follows the prevailing definition of “halogen free” in the industry. Bourns considers a product to be “halogen
free” if (a) the Bromine (Br ) content is 900 ppm or less; (b) the Chlorine ( Cl ) content is 900 ppm or less; and
(c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.
“Trimpot” is a trademark of Bourns, Inc. †“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.
3312 - 2 mm SMD Trimming Potentiometer
3224 - 4 mm SMD Trimpot® Trimming Potentiometer
Additional Features
n Top and side adjust styles
n J-hook, and gull-wing
J & G Styles W Style X Style
W & X Style Reel
Packaging Specications
TAPE
7.50 ± .05
(.295 ± .002)
12.00 ± .10
(.472 ± .004)
4.05 ± .12
(.159 ± .005)
4.90 ± .10
(.193 ± .004)
.05
(.002) MAX.
6.09
(.240) MAX.
16.00 ± .30
(.630 ± .012)
1.5 + .10/ –.00
(.059 + .004/ –.000)
4.00 ± .20
(.157 ± .008)
2.00 ± .05
(.079 ± .002)
1.75 ± .10
(.069 ± .004)
DIA.
16.4 + 1.81/ -.000
(.646 ± .070/ -.000)
REEL
Cover tape peel strength: Meets EIA specification 481.
* Embossed Tape Designator "E"
**Embossed Tape Designator "G"
(See How To Order chart for further information.)
TAPE
7.50
(.295)
12.00
(.472)
6.70
(.264)
.35
(.014)
6.35
(.250)
MAX.
16.0 ± 0.30
(.630 ± .012)
8.6
(.339)
1.5 + .10/ –.00
(.059 + .004/ –.000)
4.00
(.157)
2.00
(.079)
1.75
(.069)
DIA.
MAX
TAPE
178 ± 2.0
(7.00 ± .008)
13.0 ± .51
(.512 ± .020)
1.78 ± .25
(.070 ± .010)
21.01 ± .79
(.827 ± .031) 2.67 ± .25
(.105 ± .010)
59.18 ± 2.03
(2.330 ± .080)
12.4 + 2.01/ -.000
(.488 + .079/ -.000)
REEL
4.5
(.177) 5.52 ± .05
(.217 ± .002)
1.5 + .10/ –.00
(.059 + .004/ –.000)
4.00 ± .20
(.157 ± .008)
2.00 ± .05
(.079 ± .002)
8.00 ± .10
(.315 ± .004)
1.75 ± .10
(.069 ± .004) 12.00 ± .30
(.472 ± .012)
5.10 ± .10
(.201 ± .004)
5.55 ± .10
(.219 ± .004)
6.25 ± .10
(.246 ± .004)
MAX.
.04
(.002) MAX.
(J)
(G)
DIA.
EQUAL SPACED
3 PLCS.
DIA. DIA.
DIA.*
330.2 ± 2.0
(13.00 ± .008) DIA.**
Cover tape peel strength: Meets EIA specification 481.
* Embossed Tape Designator "E"
**Embossed Tape Designator "G"
(See How To Order chart for further information.)
Standard Resistance Table
Resistance Resistance
(Ohms) Code
10 100
20 200
50 500
100 101
200 201
500 501
1,000 102
2,000 202
Popular distribution values listed in boldface.
Special resistances available.
Resistance Resistance
(Ohms) Code
5,000 502
10,000 103
20,000 203
50,000 503
100,000 104
200,000 204
500,000 504
1,000,000 105
2,000,000 205
“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.
REV. 08/19
How To Order
3224 J - 1 - 502 E
Model
Style
Standard or Modied
Product Indicator
-1= IR Reow (standard)
†-2= Wave Solderable
-FW5= .070 ” ± .010 ” Shaft Extension
Resistance Code
Embossed Tape Designator
E = Style J, G: 500 pcs./7 ” reel (standard)
Style W: 250 pcs./7 ” reel (standard)
Style X: 200 pcs./7 ” reel (standard)
G = Style J, G: 1500 pcs./13 ” reel (standard)
Style W: 1000 pcs./13 ” reel (standard)
Style X: 850 pcs./13 ” reel (standard)
Blank = Style J, G: 1500 pcs./13 ” reel (FW5)
Style W, X: 600 pcs./13 ” reel (FW5)
Consult factory for other available options.
† -2 has a treated stainless steel shaft.
Tape and reel material meets Antistatic ANSI/
ESD 5541-2003 packaging standards.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
P[ZHɉSPH[LZJVSSLJ[P]LS`¸)V\YUZ¹
Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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The characteristics and parameters of a Bourns® product set forth in its data sheet are based on laboratory conditions, and
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