Features
Recommended for refl ow soldering
Rotor design compatible with pick and
place and automatic adjustment equipment
3 mm size meets EIA/EIAJ standard
trimmer footprint
RoHS compliant* - see processing
information on RoHS compliant surface
mount
trimmers
For trimmer applications/processing
guidelines, click here
TC33 - 3 mm SMD Trimpot® Trimming Potentiometer
*RoHS Directive 2002/95/EC Jan. 27, 2003 including
annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifi cations 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
specifi c applications.
Electrical Characteristics
Standard Resistance Range
...................... 100 ohms to 1 megohm
(see standard resistance table)
Resistance Tolerance ............±25 % std.
Absolute Minimum Resistance
≤ 1 K Ohms .................. 20 ohms max.
>1 K Ohms ................. 2 % max. of TR
Contact Resistance Variation ....5 % max.
Resolution.................. Essentially infi nite
Adjustment Angle....................200 ° min.
Environmental Characteristics
Power Rating (50 VDC max.)
70 °C ...................................... 0.1 watt
Temperature Range ....-40 °C to +100 °C
Temperature Coeffi cient ....±250 ppm/°C
Humidity....................... +40 °C, 95 %RH
TRS max. .......................................±5 %
Load Life
....... @ 70 °C rated power 1000 hours
TRS ±5 %
Rotational Cycling
.........................20 cycles, TRS ±10 %
Physical Characteristics
Torque................ 0.98-11.76 mN-m max.
Mechanical Angle .................Continuous
Marking ......................Part marking code
Standard Packaging ... 2000 pcs./7 ” reel
Adjustment Tool .............................. H-90
Aqueous cleaning not recommended.
Product Dimensions
How To Order
TC33 B - 1 - 103 E
Model
Style
Standard Product Indicator
TC33B:
-1 = Single Slot Bottom Adjust
TC33X:
-1 = Continuous Rotation
-2 = Rotational Stop
Resistance Code
Embossed Tape Designator
E = 2000 pcs./7 ” Reel (B Style)
E = 2500 pcs./7 ” Reel (X Style)
G = 9000 pcs./13 ” Reel (X Style)
1.2
(.047)
0.7
(.028)
1.2
(.047)
1.5
(.059)
0.8
(.031)
1.2
(.047)
1.2
(.047)
1.6
(.063)
1.2
(.047)
0.7
(.028)
1.2
(.047)
1.5
(.059)
0.8
(.031)
1.2
(.047)
1.2
(.047)
1.6
(.063)
2.7
(.106)
2.1
(.083)
3.0
(.118)
3.6
(.142)
0.8
(.031)
0.65
(.026)
0.5
(.020)
3.8
(.150)
1.75
(.069)
1.0
(.039)
0.9
(.035)
1.2
(.047)
1.2
(.047)
2.0
(.079)
0.75
(.030)
1.5
(.059)
2.7
(.106)
0.8
(.031)
1.0
(.039)
0.9
(.035)
0.75
(.030)
1.5
(.059)
2.1
(.083)
3.0
(.118)
3.6
(.142)
0.65
(.026)
0.5
(.020)
3.8
(.150)
1.75
(.069)
2.0
(.079)
0~15
2
3
1
2
3
1
SEE
MOUNTING
NOTE
BELOW
Mounting Note:
The gray area can be used to apply cement to hold the unit
in place during board processing, if required.
Mounting Note:
The gray area can be used to apply cement to hold the unit
in place during board processing, if required.
SEE
MOUNTING
NOTE
BELOW
TC33X-1
Recommended Land Pattern
TC33X-2
Recommended Land Pattern
DIMENSIONS: MM
(INCHES)
TOLERANCES: ± 0.3 EXCEPT WHERE NOTED
(.010)
13CW
CLOCKWISE
CCW
2WIPER
*RoHS COMPLIANT
Standard Resistance Table
Resistance Resistance
(Ohms) Code
100 101
200 201
500 501
1,000 102
2,000 202
5,000 502
10,000 103
20,000 203
50,000 503
100,000 104
200,000 204
500,000 504
1,000,000 105
Popular distribution resistance values listed in
boldface.
0.5
(.020)
0.97
(.038)
1.0
(.039)
0.9
(.035)
0.7
(.028)
0.6
(.024)
1.4
(.067) 2.8
(.110)
3.0
(.118)
2.6
(.102)
1.3
(.051)
3.5
(.138)
3.8
(.150)
2
3
12
ADJ. CROSS
SLOT
LONG X
WIDE X
DEEP X
1.4
(.055)
0.45
(.018)
0.3
(.012)
Recommended Land Pattern
1.4
(.055) 1.8
(.071)
DIA.
2.3
(.091)
2.3
(.091)
1.1
(.043)
1.1
(.043)
0.7
(.028)
1.7
(.067) 3.2
(.126)
“Trimpot” is a registered trademark of Bourns, Inc.
Specifi cations 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 specifi c applications.
TC33 - 3 mm SMD Trimpot® Trimming Potentiometer
Packaging Specifi cations
REV. 07/15
Product Dimensions (Continued)
TC33B-1 TC33X-1, -2
9.0 ± 1.0
(.354 ± .039)
TAPE
REEL
Meets EIA 481
180.0 -3/+0
(7.087 -.118/+0) DIA.
11.4 ± 1.0
(.449 ± .039)
60.0 -0/+1.0
(2.362 -0/+.039)
DIA.
13.0
(.512) DIA.
1.75 ± 0.1
(.069 ± .004)
1.55 ± 0.05
(.061 ± .002)
DIA.
4.0 ± 0.1
(.157 ± .004)
4.0 ± 0.1
(.157 ± .004)
2.0 ± 0.1
(.079 ± .004)
0.06
(.002)
0.3
(.012)
1.7
(.067)
5.5
(.217)
8.0
(.315) 2.75
(.108)
3.5 ± 0.05
(.138 ± .002)
330.2 -3/+0
(13.0 -.118/+0) DIA.
-OR-
0.06
(.002)
0.3
(.012)
2.4
(.094)
5.5
(.217)
1.75 ± 0.1
(.069 ± .004)
1.55 ± 0.05
(.061 ± .002)
DIA.
4.0 ± 0.1
(.157 ± .004)
4.0 ± 0.1
(.157 ± .004)
2.0 ± 0.1
(.079 ± .004)
8.0
(.315) 2.75
(.108)
3.5 ± 0.05
(.138 ± .002)
9.0 ± 1.0
(.354 ± .039)
TAPE
REEL
Meets EIA 481
180.0 -3/+0
(7.087 -.118/+0) DIA.
11.4 ± 1.0
(.449 ± .039)
60.0 -0/+1.0
(2.362 -0/+.039)
DIA.
13.0
(.512) DIA.
DIMENSIONS: MM
(INCHES)
TOLERANCES: ± 0.3 EXCEPT WHERE NOTED
(.012)
TC33B-1