Features
■ Plastic housing for RF applications
■ Surface Mount 3 mm Square
Single-Turn Cermet / Sealed
■ RoHS compliant* - see processing
information on lead free surface mount
trimmers
■ Compatible with surface mount
manufacturing processes
■ Rotor stop for “in-circuit” adjustment
■ 100 cycle rotational and seal life
■ Patent #5043695 assembly for seal integrity
3313 - 3 mm Trimming Potentiometer
Electrical Characteristics
Product Dimensions
Standard Resistance Range
3313J-1
3313S-1
Position Rotor As Shown
Within 11° Of Centerline
Of Terminal 2
3.2 +0.4/-0.2
(.126 +.016/-.008)
......................10 ohms to 2 megohms
(see standard resistance table)
Resistance Tolerance ........... 20 ꢀ std.
End Resistance ..... 1 ꢀ or 3 ohms max.
(whichever is greater)
2
3.61 .20
ADJ. SLOT
0.52
WIDE
(.020)
(.142 .008)
3.5 0.2
(.138 .008)
3.02
(.119)
ADJ. SLOT
.52 0.03
(.020 .001)
Contact Resistance Variation
....................................3 ꢀ or 3 ohms
Adjustability
1.93
(.076)
0.51
WIDE
LONG
LONG
X
X
1
3
1.93 0.03
(.076 .001)
X
DEEP
(.020)
Voltage Divider........................ 0.1 ꢀ
Rheostat.................................. 0.2 ꢀ
Resolution ................................... Infinite
Insulation Resistance ...............500 vdc.
100 megohms min.
.51 0.06
(.020 .002)
X
DEEP
3313J-2
3.2 +0.4/-0.2
(.126 +.016/-.008)
3
2
1
2
3313S-2
ADJ. CROSS SLOT
0.45
WIDE
(.018)
Position Rotor As Shown
Within 11° Of Centerline
Of Terminal 2
3.5 0.2
(.138 .008)
Dielectric Strength
Sea Level................................ 500 vac
70,000 Feet............................ 350 vac
Adjustment Angle.................. 220° nom.
0.51
(.020)
3.61
(.142)
DEEP
X
1
3
3.02
(.119)
ADJ. SLOT
.45 0.03
(.018 .001)
1.93 0.03
(.076 .001)
1.42
(.056)
1.68
WIDE
LONG
Environmental Characteristics
Max. Soldering Exposure
...............................260 °C/5 seconds
Power Rating (200 volts max.)
70 °C..................................0.125 watt
125 °C.......................................0 watt
Operating Temp. Range
X
(.066)
.51 0.06
(.020 .002)
X
DEEP
1.3 0.1
(.051 .004)
1.47 0.15
(.058 .006)
3
2
1
3.71
(.146)
1.5 0.15
(.059 .006)
2 PLCS
...............................-55 °C to +125 °C
Temperature Coefficient
2.77
(.109)
.................. ≤100 ohms 150 ppm/°Cꢁ
...................>100 ohms 100 ppm/°C
Seal Test......................85 °C Fluorinert†
Humidity ......MIL-STD 202, Method 106
(no vibration) TRS 3 ꢀꢁ
0.66 0.1
(.026 .004)
2 PLCS
5.35
(.211)
2.3 0.2
(.091 .008)
1.30
(.051)
2.2 0.2
(.087 .008)
0.15 0.03
(.006 .001)
IR 10 megohms
Vibration .....20 G TRS 1 ꢀꢁ VRS 1 ꢀ
Shock .......100 G TRS 1 ꢀꢁ VRS 1 ꢀ
Load Life...............................1000 hours
@ 70 °C Rated PowerꢁTRS 3 ꢀ
Rotational Life .....100 cycles TRS 3 ꢀ
Thermal Shock ..........................5 cycles
TRS 2 ꢀꢁ VRS 1 ꢀ
0.71 0.20
(.028 .008)
TYP
1.15
(.045)
TYP
0.15
(.006)
RECOMMENDED LAND PATTERN
2.39
(.094)
Physical Characteristics
1.6
(.063)
1.6
(.063)
Mechanical Angle................. 250 ° nom.
Torque...............................50 g-cm max.
Stop Strength ..................200 g-cm min.
Pushover Strength (“S” only)
........ 1.6 Kilograms (3.5 lbs) minimum
Flammability ..........................U.L. 94V-0
Weight ......................... Approx. 0.01 oz.
Marking........................Resistance code
and date code
Wiper ...............50 ꢀ (Actual TR) 10 ꢀ
Standard Packaging
J Style .................... 1000 pcs./7 ” reel
S Style ......................... 200 pcs./7 ” reel
Adjustment Tool..............................H-91
RECOMMENDED LAND PATTERN
4.5
(.177)
1.57
(.062)
1.57
(.062)
3 PLCS
0.65
(.026)
1.60
(.063)
2.62
(.103)
1.1
(.043)
0.6
1.1
(.043)
0.6
(.024)
(.024)
1.12
(.044)
2 PLCS
2.39
(.094)
MM
(INCHES)
DIMENSIONS:
0.25
WIPER
2
TOLERANCES:
EXCEPT WHERE NOTED
(.010)
CW
CCW
3
1
CLOCKWISE
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
†“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications