Product Overview
The 3296 - 3/8 Square Trimpot Trimming Potentiometer is a versatile component designed for trimmer applications. It features a sealed, cermet construction suitable for industrial environments and is available with multiple terminal styles and tape and reel packaging for automated assembly. This potentiometer is listed on the QPL for style RJ24 per MIL-R-22097 and RJR24 per High-Rel Mil-R-39035, ensuring high reliability. A RoHS compliant version is also available. Mounting hardware is offered separately.
Product Attributes
- Brand: Trimpot (registered trademark of Bourns, Inc.)
- Type: Trimming Potentiometer
- Construction: Cermet
- Seal: Chevron seal design
- Compliance: RoHS compliant* version available
- Certifications: Listed on the QPL for style RJ24 per MIL-R-22097 and RJR24 per High-Rel Mil-R-39035
- Packaging: Tape and reel available
- Material: 100 % Tin-plated (LF terminations)
Technical Specifications
| Specification | Value |
|---|---|
| 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 |
| Vibration | 20 G |
| Shock | 100 G |
| Load Life | 1,000 hours, 0.5 watt @ 70 C |
| Rotational Life | 200 cycles |
| Torque | 3.0 oz-in. max. |
| Mechanical Stops | Wiper idles |
| Terminals | Solderable pins |
| Weight | 0.03 oz. |
| Wiper | 50 % (Actual TR) 10 % |
| Flammability | U.L. 94V-0 |
| Standard Packaging | 50 pcs. per tube |
| Adjustment Tool | H-90 |
| Mounting Hardware | Available (H-117P) |
| Tape and Reel Material | Meets Antistatic ANSI/ESD 5541-2003 packaging standards |
| Terminations (Standard) | 90 % Tin / 10 % Lead-plated |
| Terminations (RoHS Compliant) | 100 % Tin-plated (LF) |
| Standard Resistance Table (Popular values) | 10 (10), 20 (20), 50 (50), 100 (101), 200 (201), 500 (501), 1k (102), 2k (202), 5k (502), 10k (103), 20k (203), 25k (253), 50k (503), 100k (104), 200k (204), 250k (254), 500k (504), 1M (105), 2M (205) |
*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-1-202LF_C83684.pdf
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