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Bourns Wirewound Surface Mount Inductor 0403 Package 68 μH ±10% Inductance 460 mA Maximum DC Current Ferrite DR Core SDR0403
Specifications
| Country of Origin | India |
|---|---|
| Diameter | 4.5mm |
| Brand | Bourns |
| Height | 3.2mm |
| Length | 4.5mm |
| Model | SDR0403 |
| Depth | 4mm |
| Packaging | Reel |
| Series | SDR0403 |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -40°C |
| Core Material | Ferrite DR |
| Inductance | 68μH |
| Standards/Approvals | RoHS |
| Package/Case | 0403 |
| Maximum DC Current | 460mA |
| Maximum DC Resistance | 1.12Ω |
| Inductance Tolerance | ±10 % |
| Termination Style | Surface Mount |
| Maximum Self Resonant Frequency | 11MHz |
| Minimum Quality Factor | 20 |
| Inductor Construction | Wirewound |
Key Features
- Constructed with a ferrite DR core for reliable magnetic properties.
- Compact 0403 surface mount package with dimensions 4.5mm length and 4.5mm diameter.
- Low profile height of 3.2mm suitable for space-constrained applications.
- Surface mount termination style for easy PCB assembly.
- Operates within temperature range of -40°C to 125°C ensuring durability.
- Maximum DC resistance of 1.12Ω for efficient performance.
- RoHS compliant and moulded construction for environmental safety.
- Maximum self-resonant frequency up to 11 MHz supporting high-frequency circuits.
Product Description
Bourns SDR0403 wirewound surface mount inductor is designed for high performance in compact electronics applications. This component features a ferrite DR core construction that provides stable inductance of 68 μH with ±10% tolerance.
The device is available in an industry-standard 0403 package with a compact length and diameter of 4.5mm and a low profile height of 3.2mm, making it ideal for dense PCB layouts requiring surface mount technology.
With a maximum DC current rating of 460 mA and DC resistance capped at 1.12Ω, this inductor supports efficient power handling and minimal losses. Operating temperature range from -40°C to 125°C ensures reliable operation in harsh industrial, automotive, and consumer electronics environments.
The device meets RoHS compliance and is moulded to enhance mechanical robustness while reducing susceptibility to environmental factors.
The maximum self-resonant frequency of 11 MHz and minimum quality factor of 20 make it suitable for use in DC/DC converters, power supplies, and other high-frequency signal filtering applications.
Constructed with a ferrite DR core for reliable magnetic properties. Compact 0403 surface mount package with dimensions 4.5mm length and 4.5mm diameter. Low profile height of 3.2mm suitable for space-constrained applications.
Surface mount termination style for easy PCB assembly. Operates within temperature range of -40°C to 125°C ensuring durability. Maximum DC resistance of 1.12Ω for efficient performance. RoHS compliant and moulded construction for environmental safety.
Maximum self-resonant frequency up to 11 MHz supporting high-frequency circuits. Minimum quality factor of 20 ensuring stable inductance across frequency range.
This Bourns inductor is extensively used in industrial electronics, automotive control systems, telecommunications equipment, power management in consumer electronics, and other surface mount applications requiring compact and reliable inductance components.
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Frequently Asked Questions
This model has an inductance value of 68 μH with a tolerance of ±10%.
The maximum DC current rating for this inductor is 460 mA.
The dimensions of the 0403 package are 4.5mm in length and 4.5mm in diameter, with a height of 3.2mm.
The maximum self-resonant frequency of this unit is up to 11 MHz.
It operates within a temperature range of -40°C to 125°C.
This inductor is constructed with a ferrite DR core, which provides reliable magnetic properties.
The maximum DC resistance is 1.12Ω, which supports efficient performance.
The termination style for this inductor is surface mount, facilitating easy PCB assembly.
The minimum quality factor of this inductor is 20, ensuring stable inductance across the frequency range.
Yes, this unit is RoHS compliant, ensuring it meets environmental safety standards.
It is extensively used in industrial electronics, automotive control systems, telecommunications equipment, and power management in consumer electronics.
This inductor is packaged on a reel, suitable for automated assembly processes.
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