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Specifications
Tolerance:
±10%
Temperature Coefficient:
±100ppm/℃
Power(Watts):
250mW
Number of Turns:
12
Resistance:
500kΩ
Mfr. Part #:
3224W-1-504E
Package:
SMD-3P,4.8x3.5mm
Key Attributes
Model Number:
3224W-1-504E
Product Description
Product Overview
The 3224 4mm SMD Trimpot Trimming Potentiometer is a surface-mount, cermet trimmer designed for industrial applications. It features a sealed construction to withstand board wash processing and a pick-and-place centering design with flush adjustment. The 4mm design adheres to EIA/EIAJ/IPC/VECI SMD standard trimmer footprint. Key advantages include low Contact Resistance Variation (CRV) of 1% and compliance with RoHS directives. This trimmer is suitable for various applications requiring precise adjustments in a compact SMD form factor.
Product Attributes
- Brand: Bourns
- Model Series: 3224
- Type: SMD Trimpot Trimming Potentiometer
- Material: Cermet
- Configuration: Multiturn
- Sealing: Sealed to withstand board wash processing
- Certifications: RoHS compliant, Halogen free
- Adjustment: Flush adjustment
- Footprint: Meets EIA/EIAJ/IPC/VECI SMD standard trimmer footprint
- Packaging: Available in reel packaging (Tape and reel material meets Antistatic ANSI/ESD 5541-2003 packaging standards)
Technical Specifications
| Specification | Value |
|---|---|
| Model | 3224 |
| Size | 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. |
| 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 (300 volts max.) |
| 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 (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 % |
| 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. |
| Styles | Top and side adjust; J-hook, and gull-wing J & G Styles; W Style, X Style |
| Standard Resistance Codes | 10, 20, 50, 100, 200, 500, 1k, 2k, 5k, 10k, 20k, 50k, 100k, 200k, 500k, 1M, 2M ohms |
2410122022_BOURNS-3224W-1-504E_C53228.pdf
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