*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Electrical Characteristics
Standard Resistance Range
............................10 ohms to 2 megohms
(see standard resistance table)
Resistance Tolerance ................±10 % std.
Absolute Minimum Resistance
........................................1 % or 2.0 ohms
(whichever is greater)
Contact Resistance Variation
..................................3 % or 3 ohms max.
Resolution.......................Essentially Infinite
Insulation Resistance ....................500 vdc.
100 megohms min.
Dielectric Strength
Sea Level .....................600 vac (1 minute)
Adjustment Angle....................5 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 Coefficient ........±100 ppm/°C
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 %
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
Features
■Surface Mount 4 mm Square / Multiturn
Cermet / Industrial / Sealed
■Sealed to withstand board wash
processing
■Pick and place centering design, with
flush adjustment
■4 mm design meets EIA/EIAJ/IPC/VECI
SMD standard trimmer footprint
■Patent #5047746 advanced drive/wiper
mechanism
■RoHS compliant* - see processing
information on lead free surface mount
trimmers
3214 - 5-Turn Trimming Potentiometer
3214G Side Adjust
1
3
2
2.3
(.090)
4.8
(.190)
ADJUSTMENT SLOT
0.6
(.022)
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
(.02)
WIDE
TYP.
XDEEP
0.5
(.020)
DIA.
203
3214
438M
G
5.2
(.205)
1.3
(.050)
2.3
(.090)
2.0
(.079) 1.3
(.050)
3 PLCS.
2 PLCS.
0.9
(.034)
2 PLCS.
1.3
(.050)
0.5
(.020) 0.2
(.007)
3214J Side Adjust
3
1
2
2.6
(.102)
4.6
(.180)
5.0
(.195)
3.71
(.146)
0.8
(.032)
1.2
(.047)
2.4
(.095)
2.3
(.090)
4.8
(.190)
0.2
(.007)
ADJUSTMENT SLOT
0.6
(.022) WIDE
XDEEP
0.5
(.020)
1.5
(.060) DIA.
203
3214
438M
J
0.9
(.034)
2 PLCS.
1.3
(.050)
1.0
(.039)
0.5
(.020)
1.14
(.045)
0.2
(.007)
2 PLCS.
2.0
(.079) 4.0
(.157)
2.3
(.090)
2.0
(.079)
1.3
(.050) 2 PLCS.
3 PLCS
3214W Top Adjust
5.1
(.200)
1.3
(.050)
2.5
(.100)
2.0
(.079)
2.9
(.114)
3
1
2
3.5
(.139)
3.9
(.155)
2.5
(.100)
2.6
(.102)
1.2
(.047)
1.5
(.060)
4.8
(.190)
0.2
.008
1.0
(.040) 3 PLCS.
0.8
(.032)
5.3
(.208)
0.7
(.028)
1.3
(.050)
2 PLCS.
0.8
(.032)
2 PLCS.
DIA.
1.6
(.061)
3 PLCS.
ADJUSTMENT SLOT
0.6
(.022) WIDE
XDEEP
0.5
(.020)
203
3214
438M
W
3214X Top Adjust
5.3
(.208)
0.2
(.008)
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.
1.3
(.050) 2 PLCS.
1.9
(.075)
ADJUSTMENT SLOT
0.6
(.022) WIDE
XDEEP
.0.5
(.020)
203
3214
438M
X
How To Order
3214 J - 1 - 502 E
Model
Style
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)
G = 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
*RoHS COMPLIANT
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Resistance Resistance
(Ohms) Code
10 100
20 200
50 500
100 101
200 201
500 501
1,000 102
2,000 202
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
TAPE
7.50 ± .05
(.295 ± .002)
12.00 ± .20
(.472 ± .008)
4.50 ± .10
(.177 ± .039)
5.32 ± .10
(.209 ± .004)
.04
(.002)MAX.
5.75
(.226)MAX.
16.00 ± .30
(.630 ± .012)
1.5 + .10/ –.00
(.059 + .004/ –.000)
4.00 ± .10
(.157 ± .004)
2.00 ± .05
(.079 ± .002)
1.75 ± .10
(.069 ± .004)
DIA.
2.67 ± .25
(.105 ± .010)
16.4 + 1.81/ -.000
(.646 ± .071/ -.000)
REEL
13.0 ± .508
(.512 ± .020)
1.78 ± .25
(.070 ± .010) EQUAL SPACED
3 PLCS.
DIA.
59.18 ± 2.03
(2.330 ± .080)
21.01 ± .79
(.827 ± .031)DIA.
TAPE
7.50 ± .10
(.295 ± .004)
12.00 ± .30
(.472 ± .012)
6.70 ± .10
(.264 ± .004)
.3
(.002)
6.10 ± .10
(.240 ± .004)
16.0 ± 0.30
(.630 ± .012)
8.60
(.339)
5.70 ± .10
(.224 ± .004)
1.5 + .10/ –.00
(.059 + .004/ –.000)
4.00 ± .10
(.157 ± .004)
2.00 ± .005
(.079 ± .002)
1.75 ± .10
(.069 ± .004)
DIA.
MAX
MAX
178 ± 2.03
(7.000 ± .080)
Cover tape peel strength: Meets EIA specification 481.
DIA.*
* Embossed Tape Designator "E"
**Embossed Tape Designator "G"
(See How To Order chart for further information.)
330.2 ± 2.0
(13.00 ± .079) DIA.**
J & G Styles W Style
Standard Resistance Table
Popular distribution values listed in boldface.
Special resistances available.
DIMENSIONS ARE: MM
(INCHES)
TOLERANCES: ± 0.25 (.010) EXCEPT WHERE NOTED
3214 - Packaging Specifications
13CW
CLOCKWISE
CCW
2WIPER
TAPE
178 ± 2.0
(7.008 ± .079)
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 ± .10
(.157 ± .004)
2.00 ± .05
(.079 ± .002)
8.00 ± .20
(.315 ± .008)
1.75 ± .10
(.069 ± .004)
12.00 ± .30
(.472 ± .012)
5.10 ± .10
(.201 ± .039)
5.56 ± .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 ± .079) 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.)
X Style
W & X Style Reel
REV. 06/08
