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3386X-1-103TLF Datasheet, PDF (1/3 Pages) Bourns Electronic Solutions – 3386 - 3/8 Square Trimpot Trimming Potentiometer | |||
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*RoHS VCEOARMVSAPIOILLINAASBNLTE
Features
â Single Turn / Cermet / Industrial / Sealed
â Available on tape and reel
â Available with a knob for ï¬nger adjust
â Available with extended shaft
â Available with cross-slot rotor
â Top and side adjust types (F, P, H, W, X
most popular)
â RoHS compliant* version available
â For trimmer applications/processing
guidelines, click here
3386 - 3/8 â Square Trimpot® Trimming Potentiometer
Electrical Characteristics
Product Dimensions
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.
Common Dimensions
Side Adjust Models B,C,J,X
ADJ. SLOT
.76
(.030)
WIDE
X .76 DEEP
(.030)
X 3.15
(.124)
LONG
.38
(.015)
MIN.
9.53
(.375)
9.53
(.375)
(whichever is greater)
Adjustability
Voltage Divider ...................... ±0.05 %
Rheostat................................ ±0.15 %
5.97 ± .89
(.235 ± .035)
5.33
(.210)
.51 ± .05 DIA. PINS
(.020 ± .002)
Resolution ................................... Inï¬nite
Insulation Resistance ............... 500 vdc.
3386B
4.83
1,000 megohms min.
(.190)
Dielectric Strength
Sea Level................................ 900 vac
70,000 Feet ............................ 350 vac
Adjustment Angle ................. 280 ° nom.
3.56 ± .25
(.140 ± .010)
3 21
3.81
(.150)
3.81
(.150)
Environmental Characteristics
Power Rating (300 volts max.)
85 °C ...................................... 0.5 watt
125 °C ....................................... 0 watt
Temperature Range ... -55 °C to +125 °C
Temperature Coeï¬cient ... ±100 ppm/°C
3386C
3.56 ± .25
(.140 ± .010)
2.54
(.100)
321
2.54
(.100)
Seal Test ......................85 °C Fluorinertâ
Humidity .......MIL-STD-202 Method 103
96 hours
3386J
3 21
(2 % ÎTR, 10 Megohms min.)
Vibration ....... 30 G (1 % ÎTR; 1 % ÎVR)
Shock ......... 100 G (1 % ÎTR; 1 % ÎVR)
Load Life.. 1,000 hours 0.5 watt @ 70 °C
2.44
(.096)
3.81
(.150)
3.81
(.150)
(3 % ÎTR; 3 % or 3 ohms,
whichever is greater, CRV)
3386X
2.54
(.100)
2
Rotational Life .......................200 cycles
31
(4 % ÎTR; 3 % or 3 ohms,
whichever is greater, CRV)
1.40 ± .25
(.055 ± .010) 2.54
2.54
(.100)
(.100)
Physical Characteristics
Mechanical Angle ................. 310 ° nom.
Standard Resistance Table
Torque............................. 5.0 oz-in. max.
Stop Strength ............... 15.0 oz -in. min.
Resistance
(Ohms)
Resistance
Code
Terminals .......................Solderable pins
Weight ....................................... 0.03 oz.
Marking........................... Manufacturerâs
trademark, resistance code,
wiring diagram, date code,
manufacturerâs model
number and style
Flammability ..........................U.L. 94V-0
Standard Packaging .....50 pcs. per tube
Wiper ............... 50 % (Actual TR) ±10 %
Adjustment Tool..............................H-90
*RoHS Directive 2002/95/EC Jan. 27, 2003 including
annex and RoHS Recast 2011/65/EU June 8, 2011.
â âFluorinertâ is a registered trademark of 3M Co.
Speciï¬cations are subject to change without notice.
The device characteristics and parameters in this data
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
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
Popular distribution resistance values listed in
boldface. Special resistances available.
sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their speciï¬c applications.
Common Dimensions
Side Adjust Models H,S,W
ADJ. SLOT
.76
(.030)
WIDE
X .76 DEEP
(.030)
X 3.15
(.124)
LONG
.38
(.015)
MIN.
9.53
(.375)
9.53
(.375)
5.97 ± .89
(.235 ± .035)
5.64
(.222)
.51 ± .05 DIA. PINS
(.020 ± .002)
3386H
2.54
(.100)
1.40 ± .25
(.055 ± .010)
3386S
2
13
2.54
(.100)
2.54
(.100)
1 23
3386W
2.44
(.096)
3.81
(.150)
3.81
(.150)
123
2.44
(.096)
2.54
(.100)
2.54
(.100)
DIMENSIONS:
TOLERANCES: ±
0.25
(.010)
MM
(INCHES)
EXCEPT WHERE NOTED
How To Order
3386 P - 1 - 103 T __ LF
Model
Style
Standard or Modiï¬ed
Product Indicator
-1 = Standard Product
-EY5 = Extended Shaft
Resistance Code
Optional Suï¬x 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)
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.
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