Features
■ Recommended for reflow processing
■ Rear adjust version available
■ Rotor design compatible with pick and
place and automatic adjustment
equipment
■ 3 mm size meets EIA/EIAJ standard
trimmer footprint
■ Supplied in 8 mm embossed tape,
compatible with automatic assembly
equipment
3303 - 3 mm SMD Trimming Potentiometer
3303W, X-4
3303W, X-3
Electrical Characteristics
3mm Open Frame
for Reflow Soldering
3-Terminal Single Slot
Low Profile
3mm Open Frame
for Reflow Soldering
3-Terminal
Standard Resistance Range
........................100 ohms to 1 megohm
(see standard resistance table)
Low Profile
3.0
(.118)
1.45
(.057)
Resistance Tolerance ............±±2 ꢀ std.
Absolute Minimum Resistance
≤ 1K Ohms......................±0 ohms max.
>1K Ohms ....................± ꢀ max. of TR
Contact Resistance Variation ..2 ꢀ max.
Resolution...................................Infinite
Adjustment Angle..................±60 ° ±±0 °
3.1
(.122)
2
1.85
(.073)
2
1.95
(.077)
1
4
3.5
3.1
1.55
(.061)
(.138)
(.122)
Environmental Characteristics
1.9
3
1
Resistance to Soldering Heat
.....±60 °C, 10 seconds, TRS max. 2 ꢀ
Power Rating (20 VDC max.)
70 °C ......................................0.12 watt
Temperature Range
..................................-40 °C to +1±2 °C
Temperature Coefficient
.........................................±±20 ppmꢁ°C
Humidity ....................................92 ꢀRH
200 hours
TRS max. .......................................±2 ꢀ
Load Life
1.9 x 0.5 ± 0.2
(.074 x .020 ± .008)
(.075)
1
3
1.3
(.051)
1.2
(.047)
1.85
(.073)
1.62
(.064)
1.3
(.051)
1.9
(.075)
0.9
(.075)
0.9
(.035)
1.3
(.051)
.07
(.003)
0.95
(.037)
0.95
(.037)
1.6
(.063)
2.0
(.079)
............@ 70 °C rated power 200 hours
TRS ± 2 ꢀ
Rotational Cycling......................±0 turns
TRS ±12 ꢀ
0.8
(.031)
1.05
(.041)
1.45
(.057)
SUGGESTED PWB LAYOUT
1.6
(.063)
2.4
(.094)
Physical Characteristics
Torque........................±0-±00 g-cm max.
Mechanical Angle .................Continuous
Marking......................Part marking code
Standard Packaging
..................................±000 pcs.ꢁ7 ” reel
Adjustment Tool ..............................H-90
.95
(.037)
2.2
(.087)
.85
(.033)
0.7
(.028)
0.9
(.075)
.82
(.032)
.85
(.033)
0.8
(.031)
3.2
(.126)
1.0
(.039)
SUGGESTED PWB LAYOUT
How To Order
1.6
1.5
(.059)
(.063)
3303 X - 3 - 103 E
0.9
(.035)
Model
1.0
(.039)
2
TOLERANCES: 0.30 (.012) EXCEPT WHERE NOTED
Style
MM
(INCHES)
DIMENSIONS ARE:
Orientation of Parts In Tape:
•
Styles W, C -Terminals Toward
Sprocket Holes
Styles X, D - Terminals Away
From Sprocket Holes
(preferred)
1
3
1.2
(.047)
•
WIPER
2
1.2
(.047)
CW
Standard or Modified
CCW
3
1
0.8
(.031)
Product Indicator
CLOCKWISE
-1 = Single Slot
1.2
(.047)
3.2
(.126)
-3 = *Cross Slot Low Profile (Standard)
-4 = Single Slot Low Profile
Resistance Code
Embossed Tape Designator
Consult factory for other available options.
*Not available in C and D styles.
Specifications are subject to change without notice.