Product Overview
The 3296 series is a 3/8 square Trimpot trimming potentiometer designed for various industrial applications. It features a cermet element, a sealed construction, and a chevron seal design for enhanced reliability. Available with multiple terminal styles and packaging options including tape and reel, this potentiometer is listed on the QPL for style RJ24 per MIL-R-22097 and RJR24 per High-Rel Mil-R-39035. A RoHS compliant version is also available. Mounting hardware is offered separately. For trimmer applications and processing guidelines, refer to the provided link.
Product Attributes
- Brand: Trimpot (Registered trademark of Bourns, Inc.)
- Element Type: Cermet
- Seal Design: Chevron seal
- Certifications: Listed on QPL for style RJ24 per MIL-R-22097 and RJR24 per High-Rel Mil-R-39035
- Compliance: RoHS compliant* version available
- Flammability: U.L. 94V-0
Technical Specifications
| Specification | Details | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Model Series | 3296 | ||||||||||||
| Size | 3/8 Square | ||||||||||||
| Standard Resistance Range | 10 ohms to 2 megohms | ||||||||||||
| Resistance Tolerance | 10 % std. (tighter tolerance available) | ||||||||||||
| Absolute Minimum Resistance | 1 % or 2 ohms max. (whichever is greater) | ||||||||||||
| Contact Resistance Variation | 1.0 % or 3 ohms max. (whichever is greater) | ||||||||||||
| Adjustability (Voltage) | 0.01 % | ||||||||||||
| Adjustability (Resistance) | 0.05 % | ||||||||||||
| Resolution | Infinite | ||||||||||||
| Insulation Resistance | 500 vdc. 1,000 megohms min. | ||||||||||||
| Dielectric Strength (Sea Level) | 900 vac | ||||||||||||
| Dielectric Strength (70,000 Feet) | 350 vac | ||||||||||||
| Effective Travel | 25 turns nom. | ||||||||||||
| Power Rating (70 C) | 0.5 watt (300 volts max.) | ||||||||||||
| Power Rating (125 C) | 0 watt (300 volts max.) | ||||||||||||
| Temperature Range | -55 C to +125 C | ||||||||||||
| Temperature Coefficient | 100 ppm/C | ||||||||||||
| Seal Test | 85 C Fluorinert | ||||||||||||
| Humidity | MIL-STD-202 Method 103, 96 hours (2 % TR, 10 Megohms IR) | ||||||||||||
| Vibration | 20 G (1 % TR; 1 % VR) | ||||||||||||
| Shock | 100 G (1 % TR; 1 % VR) | ||||||||||||
| Load Life | 1,000 hours 0.5 watt @ 70 C (3 % TR; 3 % or 3 ohms, whichever is greater, CRV) | ||||||||||||
| Rotational Life | 200 cycles (4 % TR; 3 % or 3 ohms, whichever is greater, CRV) | ||||||||||||
| Torque | 3.0 oz-in. max. | ||||||||||||
| Mechanical Stops | Wiper idles | ||||||||||||
| Terminals | Solderable pins | ||||||||||||
| Weight | 0.03 oz. | ||||||||||||
| Marking | Manufacturers trademark, resistance code, wiring diagram, date code, manufacturers model number and style | ||||||||||||
| Wiper Position | 50 % (Actual TR) 10 % | ||||||||||||
| Standard Packaging | 50 pcs. per tube | ||||||||||||
| Adjustment Tool | H-90 | ||||||||||||
| How To Order Indicator | -1 = Standard Product | ||||||||||||
| How To Order Packaging Designator | Blank = Tube (Standard), R = Tape and Reel (X and W Pin Styles Only), A = Ammo Pack (X and W Pin Styles Only) | ||||||||||||
| How To Order Terminations | LF = 100 % Tin-plated (RoHS compliant), Blank = 90 % Tin / 10 % Lead-plated (Standard) | ||||||||||||
| Standard Resistance Table (Selected Values) |
| ||||||||||||
| Tape and Reel Material | Meets Antistatic ANSI/ESD 5541-2003 packaging standards. | ||||||||||||
| Packaging Specifications (1000/Reel/Box) | Meets EIA Specification 468. |
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Fluorinert is a registered trademark of 3M Co.
Specifications 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 specific applications.
2410121938_BOURNS-3296W-1-101LF_C83688.pdf
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