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Specifications
Voltage Rating:
-
Tolerance:
±10%
Temperature Coefficient:
±100ppm/℃
Power(Watts):
250mW
Number of Turns:
12
Resistance:
20kΩ
Mfr. Part #:
3224J-1-203E
Package:
SMD-3P,4.6x3.5mm
Key Attributes
Model Number:
3224J-1-203E
Product Description
Product Overview
The Bourns 3224 4mm SMD Trimpot Trimming Potentiometer is a sealed, surface-mount cermet trimmer designed for industrial applications. It features a pick-and-place centering design with flush adjustment, meeting EIA/EIAJ/IPC/VECI SMD standard trimmer footprints. This halogen-free and RoHS-compliant potentiometer offers low contact resistance variation (CRV) and is suitable for board wash processing.
Product Attributes
- Brand: Bourns
- Product Line: Trimpot
- Type: Trimming Potentiometer
- Mounting Type: Surface Mount
- Sealing: Sealed
- Material: Cermet
- Certifications: Halogen free, RoHS compliant
- Design: Pick and place centering, flush adjustment
- Footprint Standard: EIA/EIAJ/IPC/VECI SMD
Technical Specifications
| Specification | Details |
|---|---|
| Model | 3224 |
| Size | 4 mm Square |
| Adjustment | Multiturn (12 turns nom.) |
| Standard Resistance Range | 10 to 2 M (see standard resistance table) |
| Resistance Tolerance | 10 % std. |
| Absolute Min. Resistance | 1 % or 2.0 (whichever is greater) |
| Contact Resistance Variation (CRV) | 1 % or 3 max. |
| Resolution | Essentially Infinite |
| Insulation Resistance | 100 M min. at 500 vdc |
| Dielectric Strength (Sea Level) | 600 vac (1 minute) |
| Power Rating (300 volts max.) @ 85 C | 0.25 watt |
| 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 M) |
| Vibration | 20 G (TRS1 %; VRS 1 %) |
| Shock | 100 G (TRS 1 %; VRS1 %) |
| Load Life @ 85 C rated power (1,000 hours) | TRS: 3 or 3 % (whichever is greater) |
| Rotational Cycling (200 cycles) | TRS: 3 or 3 % (whichever is greater) |
| Thermal Shock (5 cycles) | TRS2 %; VRS1 % |
| Moisture Sensitivity Level | N/A |
| ESD Classification | 2 |
| Mechanical Stop | Wiper idles |
| Torque | 180 g-cm max. |
| Weight | Approximately 0.01 oz. |
| Solderability | Per MIL-STD-202, Method 208 |
| Wiper | 50 % (Actual TR) 10 % |
| Flammability | UL94V0 |
| Pushover Strength (J, G Styles) | 4.4 lbs. |
| Pushover Strength (W, X Styles) | 1 lb. |
| Adjustment Tool | H-91 |
| Dimensions (MM/INCHES) | See diagrams in source document |
| Reel Packaging (Standard) | Style J, G: 500 pcs./7" reel (E), 1500 pcs./13" reel (G) Style W: 250 pcs./7" reel (E), 1000 pcs./13" reel (G) Style X: 200 pcs./7" reel (E), 850 pcs./13" reel (G) |
| Resistance Code Examples | 10 = 10, 100 = 101, 1M = 105, 2M = 205 |
2409302333_BOURNS-3224J-1-203E_C719181.pdf
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