Product Overview
The Bourns 3214 Series 5-Turn Trimpot Trimming Potentiometer is a sealed, surface-mount cermet trimmer designed for industrial applications. It features a 4 mm square design that meets EIA/EIAJ/IPC/VECI SMD standard trimmer footprint, a pick-and-place centering design with flush adjustment, and is halogen-free and RoHS compliant. The sealed construction allows it to withstand board wash processing.
Product Attributes
- Brand: Bourns
- Product Line: Trimpot
- Type: Trimming Potentiometer
- Configuration: 5-Turn
- Mounting Type: Surface Mount
- Material: Cermet
- Sealing: Sealed
- Certifications: Halogen Free, RoHS Compliant
- Trademark: Trimpot (Bourns, Inc.)
Technical Specifications
| Specification | Details |
|---|---|
| Model Series | 3214 |
| Adjustment | Top Adjust, Side Adjust (J, G, W, X Styles) |
| Standard Resistance Range | 10 ohms to 2 megohms |
| Resistance Tolerance | 10 % std. |
| Absolute Minimum Resistance | 1 % or 2.0 ohms (whichever is greater) |
| Contact Resistance Variation | 3 % or 3 ohms max. |
| Resolution | Essentially Infinite |
| Insulation Resistance | 500 vdc, 100 megohms min. |
| Dielectric Strength (Sea Level) | 600 vac (1 minute) |
| Adjustment Angle | 5 turns nom. |
| Power Rating (@ 85 C) | 0.25 watt (300 volts max.) |
| Power Rating (@ 150 C) | 0 watt |
| Temperature Range | -65 C to +150 C |
| Temperature Coefficient | 100 ppm/C |
| Seal Test | 85 C Fluorinert/60 seconds |
| Humidity | MIL-STD 202 Method 106 (TRS 2 %; IR 10 megohms) |
| Vibration | 20 G (TRS 1 %; VRS 1 %) |
| Shock | 100 G (TRS 1 %; VRS 1 %) |
| Load Life (@ 85 C) | 1,000 hours (TRS 3 ohms or 3 % max.) |
| Rotational Cycling | 200 cycles (TRS 3 ohms or 3 % max.) |
| Thermal Shock | 5 cycles (TRS 2 %; VRS 1 %) |
| Moisture Sensitivity Level | 1 |
| ESD Classification | 2 |
| Mechanical Stop | Wiper idles |
| Torque | 180 g-cm max. |
| Weight | Approximately 0.01 oz. |
| Marking | Manufacturers code, resistance code and date code |
| Solderability | Per MIL-STD-202, Method 208 |
| Wiper | 50 % (Actual TR) 10 % |
| Flammability | UL94V0 |
| Pushover Strength (J, G) | 4.4 lbs. |
| Pushover Strength (W, X) | 1 lb. |
| Adjustment Tool | H-91 |
| Standard Resistance Table Values | 10 (10), 20 (20), 50 (50), 100 (101), 200 (201), 500 (501), 1k (102), 2k (202), 5k (502), 10k (103), 20k (203), 50k (503), 100k (104), 200k (204), 500k (504), 1M (105), 2M (205) |
| Reel Packaging (7" Reel) | Style J, G: 500 pcs. (E) / 1500 pcs. (G) Style W: 250 pcs. (E) / 1000 pcs. (G) Style X: 200 pcs. (E) / 850 pcs. (G) |
| Reel Packaging (13" Reel) | Style J, G: 1500 pcs. (G) (FW5) Style W, X: 600 pcs. (G) (FW5) |
| Tape and Reel Material | Antistatic ANSI/ESD 5541-2003 packaging standards |
| Model Style Indicator | -1 = IR Reflow (standard), -2 = Wave Solderable, -FW5 = .070 .010 Shaft Extension |
2410010000_BOURNS-3214W-1-103E_C780202.pdf
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