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Specifications
Tolerance:
±20%
Temperature Coefficient:
±100ppm/℃
Power(Watts):
125mW
Number of Turns:
1
Resistance:
20kΩ
Mfr. Part #:
3313J-1-203E
Package:
SMD,3.5x3.2mm
Key Attributes
Model Number:
3313J-1-203E
Product Description
Product Overview
The Bourns 3313 Trimpot Trimming Potentiometer is a 3 mm square, single-turn cermet trimmer designed for surface mount applications. It is compatible with surface mount manufacturing processes and offers a rotor stop for in-circuit adjustment. The trimmer features 100 cycle rotational and seal life, a plastic housing suitable for RF applications, and is RoHS compliant. Halogen-free models are also available, identified by a black housing color.
Product Attributes
- Brand: Bourns
- Product Line: Trimpot
- Type: Trimming Potentiometer
- Housing Material: Plastic (RF applications)
- Certifications: RoHS compliant, Halogen free models available
- Seal Life: 100 cycles
- Rotational Life: 100 cycles
Technical Specifications
| Specification | Details |
|---|---|
| Model Series | 3313 |
| Dimensions | 3 mm Square |
| Adjustment Type | Single-Turn |
| Element Type | Cermet |
| Mounting Type | Surface Mount |
| Standard Resistance Range | 10 ohms to 2 megohms |
| Resistance Tolerance | 20 % |
| End Resistance | 1 % or 3 ohms max. (whichever is greater) |
| Contact Resistance Variation | 3 % or 3 ohms |
| Adjustability (Voltage Divider) | 0.1 % |
| Adjustability (Rheostat) | 0.2 % |
| Resolution | Infinite |
| Insulation Resistance | 100 megohms at 500 vdc |
| Dielectric Strength (Sea Level) | 500 vac |
| Dielectric Strength (70,000 Feet) | 350 vac |
| Adjustment Angle | 220 nominal |
| Max. Soldering Exposure | 250 C/10 seconds |
| Power Rating @ 70 C | 0.125 watt (200 volts max.) |
| Power Rating @ 125 C | 0 watt (200 volts max.) |
| Operating Temperature Range | -55 C to +125 C |
| Temperature Coefficient (100 ohms) | 150 ppm/C |
| Temperature Coefficient (>100 ohms) | 100 ppm/C |
| Seal Test | 85 C Fluorinert/60 seconds |
| Humidity (MIL-STD 202, Method 106) | TRS 3 %; IR 10 megohms |
| Vibration (20 G) | TRS 1 %; VRS 1 % |
| Shock (100 G) | TRS 1 %; VRS 1 % |
| Load Life (1000 hours @ 70 C) | TRS 3 % |
| Mechanical Angle | 250 nominal |
| Torque | 50 g-cm max. |
| Stop Strength | 200 g-cm min. |
| Pushover Strength (S Style only) | 1.6 Kilograms (3.5 lbs) minimum |
| Flammability | U.L. 94V-0 |
| Weight | Approx. 0.01 oz. |
| Marking | Resistance code and date code |
| Wiper Setting | 50 % (Actual TR) 10 % |
| Standard Packaging (J, X Styles) | 1000 pcs./7 reel (MSL-1) |
| Standard Packaging (S Style) | 200 pcs./7 reel (MSL-1) |
| Adjustment Tool | H-91 |
| Model 3313J-1 Pin Layout | Standard Single Slot |
| Model 3313J-2 Pin Layout | Standard Cross Slot |
| Model 3313X-1 Pin Layout | Reverse Pin Layout |
| Model 3313X-2 Pin Layout | Reverse Pin Layout |
| Halogen Free Models | Identified by black housing color |
| Resistance Code Example (100k Ohms) | A5 or 104 |
2410121732_BOURNS-3313J-1-203E_C124621.pdf
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