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Specifications
Tolerance:
±25%
Temperature Coefficient:
±250ppm/℃
Power(Watts):
100mW
Number of Turns:
1
Resistance:
10kΩ
Mfr. Part #:
TC33X-1-103E
Package:
SMD
Key Attributes
Model Number:
TC33X-1-103E
Product Description
Product Overview
The TC33 is a 3 mm SMD Trimpot trimming potentiometer designed for automated assembly processes. It features a rotor design compatible with pick-and-place equipment and automatic adjustment, making it ideal for reflow soldering applications. This trimmer meets EIA/EIAJ standard trimmer footprint requirements and is RoHS compliant. It is suitable for various trimmer applications where precise resistance adjustment is needed.
Product Attributes
- Brand: Bourns
- Product Line: Trimpot
- Compliance: RoHS compliant
- Certifications: Meets EIA/EIAJ standard trimmer footprint
Technical Specifications
| Specification | Details |
|---|---|
| Model Series | TC33 |
| Size | 3 mm |
| Mounting Type | SMD |
| Soldering Method | Recommended for reflow soldering |
| Automation Compatibility | Rotor design compatible with pick and place and automatic adjustment equipment |
| 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 infinite |
| Adjustment Angle | 270 20 |
| Power Rating (50 VDC max.) | 0.15 watt @ 70 C |
| Temperature Range | -40 C to +100 C |
| Temperature Coefficient | 250 ppm/C |
| Humidity Test | +40 C 2 C, 90-95 % RH, TRS max.: 5 % |
| Load Life Test | 1000 hours @ 70 C rated power, TRS 5 % |
| Rotational Cycling Test | 20 cycles, TRS 10 % |
| Torque | 0.98-11.76 mN-m max. |
| Mechanical Angle | Continuous rotation for Model TC33X-1 |
| Marking | Part marking code |
| Standard Packaging | 2500 pcs./7 reel |
| Adjustment Tool (Recommended) | 1.7 mm (.067 in.) cross slot |
| Product Dimensions (Refer to diagram) | Various dimensions provided in MM (INCHES) with 0.3 tolerance unless noted. |
| Recommended Land Pattern (Refer to diagram) | Dimensions provided in MM (INCHES) with 0.3 tolerance unless noted. |
| Mounting Note | Gray area can be used to apply cement for holding the unit during board processing. |
| Cautions | 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. Not recommended to adjust Model TC33X-1 past the effective rotary angle. Excessive force on the sliding part may cause deformation or breakage. |
| Standard Resistance Table Codes | 100 (100), 101 (200), 501 (500), 102 (1k), 202 (2k), 502 (5k), 103 (10k), 203 (20k), 503 (50k), 104 (100k), 204 (200k), 504 (500k), 105 (1M) |
| How To Order Codes | Model Style: -1 (Continuous Rotation), -2 (Rotational Stop) Resistance Code: See Standard Resistance Table Embossed Tape Designator: E (2500 pcs./7 Reel), G (9000 pcs./13 Reel) |
| Packaging Specifications (Tape & Reel) | Meets Antistatic ANSI/ESD S5541-2003 packaging standards. Tape dimensions: 1.75 0.1 mm width, 1.55 0.05 mm DIA. Reel dimensions: 180.0 -3/+0 mm DIA. |
| Recommended Storage Conditions | Temperature: +5 C to +35 C; Humidity: 45 % to 85 % RH |
| Recommended Reflow Solder Profile | Specific temperature and time parameters provided in diagram (Exit 180 sec., 150C Ref., 230C, 260C Max.; Entrance 70 sec., 40 sec. Max., 10 sec. Max.). |
2410121817_BOURNS-TC33X-1-103E_C911365.pdf
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