Product Overview
The Bourns 3386 Series is a 3/8" square Trimpot trimming potentiometer designed for industrial and electronic applications. It offers single-turn adjustment with cermet elements, available in sealed or non-sealed configurations. This series is suitable for various trimmer applications and processing guidelines, with options for tape and reel packaging, knobs for finger adjustment, extended shafts, and cross-slot rotors. It is RoHS compliant with specific termination options.
Product Attributes
- Brand: Bourns
- Product Line: Trimpot
- Series: 3386
- Element Type: Cermet
- Adjustment Type: Single Turn
- Certifications: RoHS compliant version available
- Packaging: Standard tube, Tape and Reel, Ammo Pack
Technical Specifications
| Specification | Details |
|---|---|
| Standard Resistance Range | 10 ohms to 2 megohms |
| Resistance Tolerance | 10 % std. (tighter tolerance available) |
| Absolute Minimum Resistance | 2 ohms max. |
| Contact Resistance Variation | 2 % or 3 ohms max. (whichever is greater) |
| Insulation Resistance | 500 vdc, 1,000 megohms min. |
| Dielectric Strength (Sea Level) | 900 vac |
| Dielectric Strength (70,000 Feet) | 350 vac |
| Adjustment Angle | 280 nom. |
| Power Rating (85 C) | 0.5 watt |
| Power Rating (125 C) | 0 watt |
| 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 | 30 G |
| Shock | 100 G |
| Load Life | 1,000 hours 0.5 watt @ 70 C |
| Rotational Life | 200 cycles |
| Mechanical Angle | 310 nom. |
| Torque | 5.0 oz-in. max. |
| Stop Strength | 15.0 oz -in. min. |
| Weight | 0.03 oz. |
| Standard Packaging | 50 pcs. per tube |
| Adjustment Tool | H-90 |
| Terminations | Solderable pins |
| Wiper | 50 % (Actual TR) 10 % |
| Common Dimensions (Side Adjust) | See diagram for models H, S, W |
| Common Dimensions (Side Adjust) | See diagram for models B, C, J, X |
| Common Dimensions (Top Adjust) | See diagram for models M, T |
| Common Dimensions (Top Adjust) | See diagram for models F, G, K, P, R, U, V, Y |
| Model Styles | 3386B, 3386C, 3386F, 3386G, 3386H, 3386J, 3386K, 3386M, 3386P, 3386R, 3386S, 3386T, 3386U, 3386V, 3386W, 3386X, 3386Y |
| Knob Option | Available with suffix T for F, P, X terminal styles (standard tube packaging only) |
| Terminations (Suffix) | LF = 100 % Tin-plated (RoHS compliant); Blank = 90 % Tin / 10 % Lead-plated (Standard) |
| Resistance Code Examples | 10 (10), 101 (100), 102 (1k), 103 (10k), 104 (100k), 105 (1M) |
2409302332_BOURNS-3386P-EY5-504LF_C2910038.pdf
Please Use Our Online Inquiry Contact Form Below If You Have Any Questions, Our Team Will Get Back To You As Soon As Possible