*R
oH
VE S CO
AV R M
AI SIO PL
LA N IA
BL S NT
E
Features
n
Single Turn / Cermet / Industrial / Sealed
n
Available on tape and reel
n
Available with a knob for finger adjust
n
Available with extended shaft
n
Available with cross-slot rotor
n
Top and side adjust types (F, P, H, W, X
most popular)
NT
n
RoHS compliant* version available
guidelines, click here
n
For trimmer applications/processing
M
PL
IA
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.
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
*R
oH
S
CO
3386 - 3/8 ” Square Trimpot
®
Trimming Potentiometer
Common Dimensions
Side Adjust Models B,C,J,X
ADJ. SLOT
.76
WIDE
(.030)
X .76
DEEP
(.030)
X 3.15 LONG
(.124)
.38
MIN.
(.015)
Product Dimensions
LE
AD
F
RE
E
Common Dimensions
Side Adjust Models H,S,W
ADJ. SLOT
.76
WIDE
(.030)
X .76
DEEP
(.030)
X 3.15 LONG
(.124)
.38
MIN.
(.015)
9.53
(.375)
9.53
(.375)
9.53
(.375)
9.53
(.375)
5.64
(.222)
.51
±
.05 DIA. PINS
(.020
±
.002)
5.97
±
.89
(.235
±
.035)
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
5.33
(.210)
.51
±
.05 DIA. PINS
(.020
±
.002)
4.83
(.190)
5.97
±
.89
(.235
±
.035)
3386B
3
2
1
3386H
2.54
(.100)
1
2
3
3.56
±
.25
(.140
±
.010)
3.81
(.150)
3.81
(.150)
1.40
±
.25
(.055
±
.010)
2.54
(.100)
2.54
(.100)
1
2
3
3386C
3
2
1
3386S
3.56
±
.25
(.140
±
.010)
2.54
(.100)
2.54
(.100)
2.44
(.096)
3.81
(.150)
3.81
(.150)
1
2
3
3386J
2.44
(.096)
3
2
1
3386W
3.81
(.150)
3.81
(.150)
2.44
(.096)
2.54
(.100)
2.54
(.100)
3386X
2.54
(.100)
3
2
1
1.40
±
.25
(.055
±
.010)
2.54
(.100)
2.54
(.100)
MM
DIMENSIONS:
(INCHES)
0.25
TOLERANCES: ±
EXCEPT WHERE NOTED
(.010)
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
2,000,000
How To Order
Resistance
Code
100
200
500
101
201
501
102
202
502
103
203
253
503
104
204
254
504
105
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.
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 P - 1 - 103 T __ LF
GD32 MCU
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