3386

*R
oH
V SC
AV ER OM
AI SIO PL
LA N IA
BL S NT
E
Features
n Single Turn / Cermet / Industrial / Sealed
n RoHS compliant* version available
n Available on tape and reel
n For trimmer applications/processing guidelines, click here
n Available with a knob for finger adjust
n Available with extended shaft
n Available with cross-slot rotor
Environmental Characteristics
Power Rating (300 volts max.)
85 °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 min.)
Vibration........ 30 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
Mechanical Angle.................. 310 ° nom.
Torque.............................. 5.0 oz-in. max.
Stop Strength................ 15.0 oz -in. min.
Terminals........................Solderable pins
Weight........................................ 0.03 oz.
Marking............................ Manufacturer’s
trademark, resistance code,
wiring diagram, date code,
manufacturer’s model
number and style
Flammability...........................U.L. 94V-0
Standard Packaging......50 pcs. per tube
Wiper................ 50 % (Actual TR) ±10 %
Adjustment Tool...............................H-90
Product Dimensions
Common Dimensions
Side Adjust Models B,C,J,X
Common Dimensions
Side Adjust Models H,S,W
ADJ. SLOT
.76
WIDE
(.030)
X .76
DEEP
(.030)
3.15
X
LONG
(.124)
.38
MIN.
(.015)
ADJ. SLOT
.76
WIDE
(.030)
X .76
DEEP
(.030)
3.15
X
LONG
(.124)
.38
MIN.
(.015)
9.53
(.375)
9.53
(.375)
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR IA E
NT
*
Electrical Characteristics
Standard Resistance Range
.......................10 ohms to 2 megohms
(see standard resistance table)
Resistance Tolerance............ ±10 % std.
(tighter tolerance available)
Absolute Minimum Resistance
........................................ 2 ohms max.
Contact Resistance Variation
............................ 2 % or 3 ohms max.
(whichever is greater)
Adjustability
Voltage Divider....................... ±0.05 %
Rheostat................................. ±0.15 %
Resolution.................................... Infinite
Insulation Resistance................ 500 vdc.
1,000 megohms min.
Dielectric Strength
Sea Level................................ 900 vac
70,000 Feet............................. 350 vac
Adjustment Angle.................. 280 ° nom.
3386 - 3/8 ” Square Trimpot® Trimming Potentiometer
F
RE
E
LE
AD
*R
oH
S
C
OM
PL
IA
N
T
n Top and side adjust types (F, P, H, W, X most popular)
5.33
(.210)
.51 ± .05 DIA. PINS
(.020 ± .002)
5.97 ± .89
(.235 ± .035)
4.83
(.190)
3386B
3
2
9.53
(.375)
5.64
(.222)
.51 ± .05 DIA. PINS
(.020 ± .002)
5.97 ± .89
(.235 ± .035)
3386H
2.54
(.100)
2
1
3.56 ± .25
(.140 ± .010)
1
2.54
(.100)
2.54
(.100)
3386S
3
2
2
2.44
(.096)
2
3
1.40 ± .25
(.055 ± .010)
2.54
(.100)
3386W
1
3.81
(.150)
3.81
(.150)
2.54
(.100)
2
2.44
(.096)
2.54
(.100)
3
1
3
1
3.56 ± .25
(.140 ± .010)
2.54
(.100)
3386J
3
1.40 ± .25
(.055 ± .010)
3.81
(.150)
3.81
(.150)
3386C
3386X
9.53
(.375)
1
2.54
(.100)
Standard Resistance Table
ResistanceResistance
(Ohms)
Code
10100
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
25,000
253
50,000
503
100,000
104
200,000
204
250,000
254
500,000
504
1,000,000
105
2,000,000
205
*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.
Popular distribution resistance values listed in
Specifications are subject to change without notice.
boldface. Special resistances available.
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.
3.81
(.150)
3.81
(.150)
1
2.44
(.096)
2
3
2.54
(.100)
2.54
(.100)
MM
DIMENSIONS:
(INCHES)
0.25 TOLERANCES: ±
EXCEPT WHERE NOTED
(.010)
How To Order
3386 P - 1 - 103 T __ LF
Model
Style
Standard or Modified
Product Indicator
-1 = Standard Product
-EY5 = Extended Shaft
Resistance Code
Optional Suffix Letter
T = Knob**
Packaging Designator
Blank = Tube (Standard)
R = Tape & Reel (W and U Pin Styles Only)
A = Ammo Pack (W and U Pin Styles Only)
Tape and reel material meets Antistatic ANSI/
ESD 5541-2003 packaging standards.
Terminations
LF = 100 % Tin-plated (RoHS compliant)
Blank = 90 % Tin / 10 % Lead-plated
(Standard)
**Knob option is available only in standard tube
packaging. Not recommended for side load
applications.
Consult factory for other available options.
3386 - 3/8 ” Square Trimpot® Trimming Potentiometer
Product Dimensions
Common Dimensions
Top Adjust Models F,G,K,P,R,U,V,Y
ADJ. SLOT
.76
WIDE
(.030)
X .76 DEEP
(.030)
X 3.15 LONG
(.124)
3386U
9.53
(.375)
2.54
(.100)
2.54
(.100)
5.97 ± .89
(.235 ± .035)
3 2 1
4.83
(.190)
9.53
(.375)
.51 ± .05
(.020 ± .002)
3386F
3
5.08
(.200)
3386Y
1
2
1
2
2.54
(.100)
2.54
(.100)
5.64
(.222)
2.54
(.100)
3.56
(.140)
2.54
(.100)
2
3
1.40
(.055)
1
7.87
(.310)
2.54
(.100)
2.54
(.100)
3386P-EY5
2.54
(.100)
2.34 ± .38
(.092 ± .015)
ADJ. SLOT
.81
WIDE
(.032)
2.54
X
DEEP
(.100)
X 3.56 LONG
(.140)
3
1.40
(.055)
3.56 ± .25
(.140 ± .010)
2.54
(.100)
2.54
(.100)
4.78 ± .38
(.188 ± .015)
2.54
(.100)
3386V
.38
MIN.
(.015)
5.64
(.222)
3386H-EY5
3386X-EY5 – SHOWN
3.56
(.140)
2
3386G
ADJ. SLOT
.76
WIDE
(.030)
X .97 DEEP
(.038)
X 3.05 LONG
(.120)
COMMON TO
3386V
3
1
3
2.54
(.100)
2.54
(.100)
3386K
2.54 ± .25 2 PLCS.
(.100 ± .010)
3.05 ± .38
(.120 ± .015)
10.16
(0.40)
ADJ. SLOT
.76
WIDE
(.030)
X .76 DEEP
(.030)
X 3.15 LONG
(.124)
2
5.97 ± .89
(.235 ± .035)
9.53
(.375)
4.83
(.190)
3386P
2.54
(.100)
2.54
(.100)
4.78 ± .38
(.188 ± .015)
3
The Model 3386 is available with a knob for finger
adjustment. Add suffix letter "T" to order code for
F, P and X terminal styles.
.38
MIN.
(.015)
5.59
(.220)
8.38
(.330)
4.83
(.190)
1
2
3.81
(.150)
3.81
(.150)
2
3386T
CCW
ADJ. SLOT
5.59 LONG
(.220)
1.02
WIDE
X
(.040)
1.40
DEEP
X
(.055)
6.60
(.260)
10.41 ± .51
(.410 ± .020)
3
1
2
2.54
(.100)
1
2
.51 ± .05
(.020 ± .002)
3386M
90° ± 3°
2.54
(.100)
3
5.33
(.210)
1
2.54
(.100)
2.54
(.100)
4.78
(.188)
Common Dimensions
Top Adjust Models M,T
9.53
(.375)
3
7.87
(.310)
5.08
(.200)
3.05 ± .38
(.120 ± .015)
3.56 ± 0.25
(.140 ± .010)
2
1
WIPER
3
1
CW
CLOCKWISE
3.81
(.150)
3.81
(.150)
3386R
1.22 ± .25
(.048 ± .010)
3
1 2 3
2.54
(.100)
.76 ± .38
(.030 ± .015)
2.54
(.100)
MM
DIMENSIONS:
(INCHES)
0.25 TOLERANCES: ±
EXCEPT WHERE NOTED
(.010)
2 1
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.
3.81±.71
(.15±.028)
2
1
3
8.89+.76/-.50
(.350+.030/-.020)
4.0±0.3
(.157±.012)
DIA.
18+1.0/-0.5
(.709+.040/-.020)
12.70+.30/-0.25
(.500+.012/-.010)
4.83±.25
(.190±.010)
2.44±.25
(.096±.010)
2.54
ALLPINSIN-LINEONCENTER
(.100)
®
MM
DIMENSIONS:
(INCHES)
3386 - 3/8 ” Square Trimpot Trimming Potentiometer
.51±.05
(.020±.002)
DIA.TYP.
1000/REEL/BOX
Packaging Specifications
SIDE ADJUST
3386W-1
TOP ADJUST
3386U-1
27.56±.76
(1.085±.030)
22.98±.076
(.905±.030)
12.70
REF.
(.500)
18±.76
(.709±.030)
3.81±.71
(.15±.028)
2
1
10.16 MIN.
(.400)
12.70 REF.
(.500) 18.03±0.7
(.710±.030)
3
1
3
8.89+.76/-.50
(.350+.030/-.020)
4.0±0.3
(.157±.012)
DIA.
18+1.0/-0.5
(.709+.040/-.020)
8.89±0.7
(.350±.028)
3.99±0.3
DIA.
(.157±.012)
18.03±1.5
(.710±.060)
3.81±0.3
(.150±.028)
12.7±0.3
(.500±.012)
12.70+.30/-0.25
(.500+.012/-.010)
4.83±.25
(.190±.010)
9.53
(.375)
4.78
(.188)
2.44±.25
(.096±.010)
2.54
ALLPINSIN-LINEONCENTER
(.100)
MM
DIMENSIONS:
(INCHES)
.51±.05
(.020±.002)
DIA.TYP.
1000/REEL/BOX
2.54
ALLPINSIN-LINEONCENTER
(.100)
MM
DIMENSIONS:
(INCHES)
1000/REEL/BOX
TOP ADJUST
3386U-1
22.98±.076
(.905±.030)
Meets EIA Specification 468.
12.70 REF. DIMENSIONS:
(.500) 18.03±0.7
(.710±.028)
8.89±0.7
(.350±.028)
10.16 MIN.
(.400)
3
MM
(INCHES)
1
3.99±0.3
DIA.
(.157±.012)
18.03±1.5
(.710±.060)
3.18±0.7
(.125±.028)
12.7±0.3
(.500±.012)
9.53
(.375)
4.78
(.188)
2.54
ALLPINSIN-LINEONCENTER
(.100)
MM
DIMENSIONS:
(INCHES)
1000/REEL/BOX
REV. 05/16
“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.
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