Inductor
High-Quality Inductors for Your Electronic Applications
Inductors are essential passive electronic components that store energy in a magnetic field when electric current flows through them. As a leading manufacturer, we provide a wide range of inductors suitable for various applications including power supplies, filters, and signal processing circuits.
Key Features of Our Inductors:
- Precision wound coils for consistent performance
- High-quality core materials (ferrite, powdered iron, etc.)
- Excellent temperature stability
- Low DC resistance options available
- Various package sizes to meet different design requirements
- RoHS compliant and lead-free construction
Technical Specifications
| Parameter | Range | Units |
|---|---|---|
| Inductance Value | 0.1μH - 100mH | μH/mH |
| Tolerance | ±5%, ±10%, ±20% | % |
| Current Rating | 50mA - 20A | mA/A |
| DC Resistance | 0.01Ω - 100Ω | Ω |
| Operating Temperature | -40°C to +125°C | °C |
| Q Factor | 20 - 200 @1MHz | --- |
| Self-Resonant Frequency | 1MHz - 1GHz | MHz/GHz |
FAQ Section: Inductor Basics
What is the main function of an inductor in a circuit?
The primary function of an inductor is to oppose changes in current flow. When current increases, it stores energy in its magnetic field, and when current decreases, it releases this energy back into the circuit. This property makes inductors useful for filtering, energy storage, and signal processing applications.
Applications of Our Inductors
- Power supplies and DC-DC converters
- RF circuits and wireless communication devices
- Automotive electronics
- Medical equipment
- Industrial control systems
- Consumer electronics
- LED lighting systems
Selection Guide
| Application | Recommended Type | Key Considerations |
|---|---|---|
| High-frequency circuits | Air core inductors | Low parasitic capacitance, high Q factor |
| Power applications | Ferrite core inductors | High saturation current, low core losses |
| RF filters | Toroidal inductors | Shielded design, minimal EMI |
| Space-constrained designs | Chip inductors | Small footprint, surface mount |
FAQ Section: Inductor Selection
How do I choose the right inductor for my power supply design?
When selecting an inductor for power supply applications, consider these key factors: required inductance value, current rating (both RMS and saturation current), DC resistance (affecting efficiency), operating frequency, physical size constraints, and temperature requirements. Our technical team can help you calculate the optimal inductor parameters based on your specific circuit requirements and performance goals.
Packaging and Handling Information
- Standard tape and reel packaging for SMD inductors
- Bulk packaging available for through-hole components
- Custom packaging options available for large orders
- ESD protection for sensitive components
- Moisture barrier bags for humidity-sensitive inductors
Ordering Information
Our inductors are available with various lead times depending on the specific model and quantity. Standard products ship within 1-3 business days, while custom designs may require additional manufacturing time. Contact our sales team for current pricing and delivery estimates.
FAQ Section: Inductor Reliability
What are the common failure modes for inductors, and how can they be prevented?
Common inductor failure modes include: 1) Core saturation from excessive current, which can be prevented by proper current rating selection; 2) Thermal failure from overheating, mitigated by ensuring adequate ventilation and current margins; 3) Wire breakage from mechanical stress, avoided by proper PCB mounting and strain relief; 4) Insulation breakdown, prevented by selecting appropriate voltage-rated components. Our inductors undergo rigorous testing to ensure reliability in your applications.