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Specifications
Tolerance:
±10%
Temperature Coefficient:
±100ppm/℃
Power(Watts):
250mW
Number of Turns:
12
Resistance:
2kΩ
Mfr. Part #:
3224W-1-202E
Package:
SMD-3P,4.8x3.5mm
Key Attributes
Model Number:
3224W-1-202E
Product Description
Product Overview
The 3224 Series is a 4 mm square, multiturn cermet trimming potentiometer designed for industrial and sealed applications. It features a surface mount design, halogen-free construction, and is sealed to withstand board wash processing. The trimpot offers a pick-and-place centering design with flush adjustment, meeting EIA/EIAJ/IPC/VECI SMD standard trimmer footprint. It is RoHS compliant and suitable for various trimmer applications.
Product Attributes
- Brand: Bourns
- Product Line: Trimpot
- Model Series: 3224
- Type: Cermet / Multiturn Trimming Potentiometer
- Mounting Type: Surface Mount (SMD)
- Sealing: Sealed (withstands board wash processing)
- Adjustment: Flush adjustment, Pick and place centering design
- Environmental Compliance: Halogen free, RoHS compliant
- Footprint: Meets EIA/EIAJ/IPC/VECI SMD standard trimmer footprint
- Flammability: UL94V0
Technical Specifications
| Specification | Details |
|---|---|
| Model Style | 3224 |
| Dimensions | 4 mm Square |
| Standard Resistance Range | 10 to 2 megohm |
| Resistance Tolerance | 10 % std. |
| Absolute Min. Resistance | 1 % or 2.0 ohms (whichever is greater) |
| Contact Resistance Variation (CRV) | 1 % or 3 ohms max. (Low CRV - 1 %) |
| Resolution | Essentially Infinite |
| Insulation Resistance | 500 vdc. 100 megohms min. |
| Dielectric Strength (Sea Level) | 600 vac (1 minute) |
| Adjustment Angle | 12 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 (TRS1 %; VRS 1 %) |
| Shock | 100 G (TRS 1 %; VRS1 %) |
| Load Life (@ 85 C rated power, 1,000 hours) | TRS: 3 ohms or 3 % (whichever is greater) |
| Rotational Cycling (200 cycles) | TRS: 3 ohms or 3 % (whichever is greater) |
| Thermal Shock (5 cycles) | TRS2 %; VRS1 % |
| 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 % |
| Pushover Strength (J, G Styles) | 4.4 lbs. |
| Pushover Strength (W, X Styles) | 1 lb. |
| Adjustment Tool | H-91 |
| How to Order - Model Style | -1= IR Reflow (standard), -2= Wave Solderable |
| How to Order - Shaft Extension | -FW5= .070 .010 |
| How to Order - Resistance Code | e.g., 502 for 500k ohm |
| How to Order - Embossed Tape Designator | E, G, Blank (refer to chart for reel quantities) |
| Reel Packaging (E Designator) | 500 pcs./7 reel (J, G Styles); 250 pcs./7 reel (W Style); 200 pcs./7 reel (X Style) |
| Reel Packaging (G Designator) | 1500 pcs./13 reel (J, G Styles); 1000 pcs./13 reel (W Style); 850 pcs./13 reel (X Style) |
| Reel Packaging (Blank) | 1500 pcs./13 reel (J, G Styles, FW5); 600 pcs./13 reel (W, X Styles, FW5) |
| Tape and Reel Material | Meets Antistatic ANSI/ ESD 5541-2003 packaging standards |
| Cover Tape Peel Strength | Meets EIA specification 481 |
2410121957_BOURNS-3224W-1-202E_C116322.pdf
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