M
PL
IA
NT
Features
n
Surface Mount 4 mm Square / Multiturn
100
3224W
LE
AD
F
RE
E
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
*R
oH
S
CO
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 Infinite
Insulation Resistance ........................500 vdc.
100 megohms min.
Dielectric Strength
Sea Level ....................... 600 vac (1 minute)
Adjustment Angle ..................... 12 turns nom.
Power Rating (300 volts max.)
85 °C .............................................0.25 watt
150 °C ................................................0 watt
Temperature Range ............-65 °C to +150 °C
Temperature Coefficient ............±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 Classification ........................................ 2
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
Electrical Characteristics
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
Environmental Characteristics
Physical Characteristics
MM
DIMENSIONS:
(INCHES)
0.25
TOLERANCES: ±
EXCEPT WHERE NOTED
(.010)
CCW
1
CLOCKWISE
811 C
2
3224 - 4 mm SMD Trimpot
®
Trimming Potentiometer
Product Dimensions
1.5
DIA.
(.060)
1.2
(.047)
2
1
4.8
(.190)
1.5
DIA.
(.060)
1.2
(.047)
2
1
4.8
(.190)
2.6
(.102)
ADJUSTMENT SLOT
0.6
WIDE
(.022)
0.5
DEEP
X
(.020)
2.4
(.095)
5.0
(.195)
4.6
(.180)
3
2.3
(.090)
2.7
(.108)
ADJUSTMENT SLOT
0.6
WIDE
(.022)
0.5 DEEP
X
(.020)
2.4
(.095)
6.0
(.236)
4.6
(.180)
3
2.3
(.090)
3.71
(.146)
0.2
(.007)
3.9
(.152)
0.13
(.005)
0.8
(.032)
1.0
(.039)
2 PLCS.
2.0
3 PLCS
(.079)
4.0
(.157)
1.14
(.045)
1.3
3 PLCS.
(.050)
0.5
TYP.
(.020)
5.2
(.205)
2.0
(.079)
1.3 2 PLCS.
(.050)
2.3
(.090)
1.3
(.050)
0.5
(.020)
0.9
(.034)
2 PLCS.
0.2
(.007)
2.0
(.079)
1.3
2.3
(.050) (.090)
2 PLCS.
1.3
(.050)
0.5
(.020)
0.9
(.034)
2 PLCS.
0.2
(.007)
3.9
(.155)
1
2.5
(.100)
3.5
(.139)
5.1
(.200)
1.3
(.050)
0.8
2 PLCS
(.032)
1
3.5
(.139)
1.2
(.047)
2
2.6
(.103)
1.5
DIA.
(.060)
4.8
(.190)
1.0
3 PLCS.
(.040)
5.3
(.208)
0.7
(.028)
1.3
(.050)
5.1
(.200)
2.5
(.100)
2
1.2
(.047)
ADJUSTMENT SLOT
0.6
WIDE
(.022)
0.5 DEEP
X
(.020)
3.9
(.155)
4.8
(.190)
3
1.0
3 PLCS.
(.040)
5.3
(.208)
ADJUSTMENT SLOT
0.6
WIDE
(.022)
0.5
DEEP
X
(.020)
5.7
(.225)
0.8
(.032)
0.2
(.007)
1.3
2 PLCS.
(.050)
2.0
(.079)
2.9
(.114)
0.2
(.007)
1.3
2 PLCS.
(.050)
5.1
(.200)
2.0
(.079)
1.6
TYP.
(.061)
2.5
(.100)
0.8
2 PLCS.
(.032)
WIPER
MM
DIMENSIONS:
(INCHES)
2.5
(.100)
1.9
TYP.
(.075)
0.8
2 PLCS.
(.032)
3
CW
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
**Bourns follows the prevailing definition of “halogen free” in the industry. Bourns considers a product to be “halo-
gen 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.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications
and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
Additional Features
n
Top and side adjust styles
n
J-hook, and gull-wing
3224 - 4 mm SMD Trimpot
®
Trimming Potentiometer
Packaging Specifications
W Style
6.09
MAX.
(.240)
.05
MAX.
(.002)
J & G Styles
.04
MAX.
(.002)
X Style
6.35
(.250)
MAX.
4.5
MAX.
(.177)
5.52 ± .05
(.217 ± .002)
5.55 ± .10 (J)
(.219 ± .004)
6.25 ± .10 (G)
(.246 ± .004)
1.5 + .10/ –.00
DIA.
(.059 + .004/ –.000)
4.00 ± .20
(.157 ± .008)
.35
MAX
(.014)
7.50
(.295)
1.5 + .10/ –.00
DIA.
(.059 + .004/ –.000)
4.00 ± .20
(.157 ± .008)
7.50 ± .05
(.295 ± .002)
4.90 ± .10
(.193 ± .004)
1.5 + .10/ –.00
DIA.
(.059 + .004/ –.000)
4.00
(.157)
6.70
(.264)
2.00 ± .05
(.079 ± .002)
5.10 ± .10
(.201 ± .004)
2.00 ± .05
(.079 ± .002)
4.05 ± .12
(.159 ± .005)
2.00
(.079)
12.00 ± .10
(.472 ± .004)
8.00 ± .10
(.315 ± .004)
1.75 ± .10
(.069 ± .004)
12.00
(.472)
TAPE
1.78 ± .25 EQUAL SPACED
3 PLCS.
(.070 ± .010)
13.0 ± .51 DIA.
(.512 ± .020)
21.01 ± .79
DIA.
(.827 ± .031)
12.00 ± .30
(.472 ± .012)
1.75 ± .10
(.069 ± .004)
W & X Style Reel
TAPE
16.00 ± .30
(.630 ± .012)
1.75
(.069)
16.0 ± 0.30
(.630 ± .012)
8.6
(.339)
TAPE
2.67 ± .25
(.105 ± .010)
How To Order
Model
Style
3224 J - 1 - 502 E
59.18 ± 2.03
(2.330 ± .080)
16.4 + 1.81/ -.000
(.646 ± .070/ -.000)
REEL
178 ± 2.0
DIA.
*
(7.00 ± .008)
330.2 ± 2.0
DIA.
**
(13.00 ± .008)
REEL
* Embossed Tape Designator "E"
**Embossed Tape Designator "G"
(See How To Order chart for further information.)
Cover tape peel strength: Meets EIA specification 481.
12.4 + 2.01/ -.000
(.488 + .079/ -.000)
* Embossed Tape Designator "E"
**Embossed Tape Designator "G"
(See How To Order chart for further information.)
Cover tape peel strength: Meets EIA specification 481.
Standard or Modified
Product Indicator
-1= IR Reflow (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.
Standard Resistance Table
Resistance
(Ohms)
10
20
50
100
200
500
1,000
2,000
Resistance
Code
100
200
500
101
201
501
102
202
Resistance
(Ohms)
5,000
10,000
20,000
50,000
100,000
200,000
500,000
1,000,000
2,000,000
Resistance
Code
502
103
203
503
104
204
504
105
205
Tape and reel material meets Antistatic ANSI/
ESD 5541-2003 packaging standards.
REV. 09/17
“Trimpot” is a registered trademark of Bourns, Inc.
Specifications are subject to change without notice.
The device characteristics and parameters in this data
sheet can and do vary in different applications and
actual device performance may vary over time.
Users should verify actual device performance in their
specific applications.
Popular distribution values listed in boldface.
Special resistances available.