Product Overview
The Bourns 3296 3/8" Square Trimpot Trimming Potentiometer is a versatile component designed for trimmer applications. It features a cermet/multiturn/sealed construction, available in five terminal styles and tape and reel packaging. The chevron seal design ensures environmental protection, and it is listed on the QPL for style RJ24 per MIL-R-22097 and RJR24 per High-Rel Mil-R-39035. Mounting hardware and a RoHS compliant version are available. This potentiometer offers infinite resolution and is suitable for various industrial applications.
Product Attributes
- Brand: Bourns
- Product Line: Trimpot
- Model Series: 3296
- Seal Type: 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
- Packaging: Tape and reel available, Standard Packaging: 50 pcs. per tube
Technical Specifications
| Specification | Value |
|---|---|
| Product Type | Trimming Potentiometer |
| Size | 3/8" Square |
| Construction | Multiturn / Cermet / Industrial / Sealed |
| Terminal Styles | 5 |
| 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) |
| Moisture Sensitivity Level | N/A |
| ESD Classification (HBM) | 2 |
| 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, mfrs. model number and style |
| Wiper | 50 % (Actual TR) 10 % |
| Flammability | U.L. 94V-0 |
| Adjustment Tool | H-90 |
| Terminations | LF = 100 % Tin-plated (RoHS compliant), Blank = 90 % Tin / 10 % Lead-plated (Standard) |
| Standard Resistance Table | 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) |
| Packaging Designator | Blank = Tube (Standard), R = Tape and Reel (X and W Pin Styles Only), A = Ammo Pack (X and W Pin Styles Only) |
*RoHS Directive 2015/863, Mar. 31, 2015 and Annex
Fluorinert is a registered trademark of 3M Co.
Trimpot is a trademark of Bourns, Inc.
2409302332_BOURNS-3296Y-1-103LF_C780119.pdf
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