Features
■ Recommended for reflow 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.
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
Adjustment Angle....................200 ° min.
Environmental Characteristics
Power Rating (50 VDC max.)
70 °C ...................................... 0.1 watt
Temperature Range ....-40 °C to +100 °C
Temperature ....±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 X - 1 - 103 E
Model
Style
Standard Product Indicator
-1 = Continuous Rotation
-2 = Rotational Stop
Resistance Code
Embossed Tape Designator
E = 2500 pcs./7 ” Reel
G = 9000 pcs./13 ” Reel
Tape and reel material meets Antistatic ANSI/
ESD 5541-2003 packaging standards.
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
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
Specifications are subject to change without notice.
Users should verify actual device performance in their
specific applications. The products described herein
and this document are subject to specific legal
disclaimers as set forth on the last page of this
document, and at
www.bourns.com/docs/legal/disclaimer.pdf.
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.
“Trimpot” is a registered trademark of Bourns, Inc.
TC33 - 3 mm SMD Trimpot® Trimming Potentiometer
REV. 08/16
TC33X-1, -2
TAPE
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)
DIMENSIONS: MM
(INCHES)
TOLERANCES: ± 0.3 EXCEPT WHERE NOTED
(.012)
9.0 ± 1.0
(.354 ± .039)
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.
330.2 -3/+0
(13.0 -.118/+0) DIA.
-OR-
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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