Product Overview
The TC33 - 3 mm SMD Trimpot Trimming Potentiometer is designed for automated assembly processes, featuring rotor compatibility with pick and place equipment and automatic adjustment. Its 3 mm size adheres to EIA/EIAJ standard trimmer footprints. This RoHS compliant potentiometer is suitable for reflow soldering and offers a standard resistance range from 100 ohms to 1 megohm. It is ideal for trimmer applications requiring precise adjustment.
Product Attributes
- Brand: Bourns
- Product Line: Trimpot
- Compliance: RoHS compliant
- Mounting: SMD (Surface Mount Device)
- Packaging: Tape and Reel
Technical Specifications
| Specification | Details |
|---|---|
| Model | TC33 |
| Size | 3 mm |
| Standard Footprint | EIA/EIAJ |
| Soldering Method | Reflow Soldering Recommended |
| Standard Resistance Range | 100 ohms to 1 megohm |
| Resistance Tolerance | 25 % std. |
| Absolute Minimum Resistance ( 1 K Ohms) | 20 ohms max. |
| Absolute Minimum Resistance (> 1 K Ohms) | 2 % max. of TR |
| Contact Resistance Variation | 5 % max. |
| Resolution | Essentially infinite |
| Adjustment Angle | 270 20 |
| Power Rating (50 VDC max.) at 70 C | 0.15 watt |
| Temperature Range | -40 C to +100 C |
| Temperature Coefficient | 250 ppm/C |
| Load Life (@ 70 C rated power, 1000 hours) | TRS 5 % |
| Rotational Cycling (20 cycles) | TRS 10 % |
| Torque | 0.98-11.76 mN-m max. |
| Mechanical Angle | Continuous rotation for Model TC33X-1 |
| Standard Packaging | 2500 pcs./7 reel |
| Adjustment Tool Slot | 1.7 mm (.067 in.) cross slot recommended |
| Pushing Static Force | < 4.9 N |
| Recommended Land Pattern | TC33X-1, TC33X-2 |
| Dimensions (Overall) | 3.0 mm (118 in.) height |
| Recommended Storage Temperature | +5 C to +35 C |
| Recommended Storage Humidity | 45 % to 85 % RH |
| How to Order - Model Style | TC33X-1 (Continuous Rotation), TC33X-2 (Rotational Stop) |
| How to Order - Resistance Code | Standard Resistance Table provided |
| How to Order - Packaging Designator | E = 2500 pcs./7 Reel, G = 9000 pcs./13 Reel |
Note: Aqueous cleaning not recommended. Flow soldering not recommended; use reflow soldering. Model TC33 is not designed to be used with flux; use care with flux when soldering. It is not recommended to adjust the Model TC33X-1 past the effective rotary angle. Excessive force applied to the sliding part may cause deformation or breakage.
* RoHS Directive 2015/863, Mar. 31, 2015 and Annex.
Trimpot is a trademark of Bourns, Inc.
2409302333_BOURNS-TC33X-2-501E_C720649.pdf
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