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Bourns Wirewound Surface Mount Inductor 4.7μH 0403 Package Tape & Reel SDR0403
Specifications
| Country of Origin | India |
|---|---|
| Diameter | 4.5mm |
| Brand | Bourns |
| Height | 3.2mm |
| Length | 4.5mm |
| Model | SDR0403 |
| Depth | 4mm |
| Packaging | Tape & Reel |
| Series | SDR0403 |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -40°C |
| Core Material | Ferrite DR |
| Inductance | 4.7μH |
| Standards/Approvals | RoHS |
| Package/Case | 0403 |
| Maximum DC Current | 1.7A |
| Maximum DC Resistance | 94mΩ |
| Inductance Tolerance | ±20 % |
| Termination Style | Surface Mount |
| Maximum Self Resonant Frequency | 50MHz |
| Minimum Quality Factor | 28 |
| Inductor Construction | Ferrite Core |
Key Features
- The inductor features a ferrite DR core for efficient magnetic performance.
- Inductance tolerance is ±20% ensuring reliable application performance.
- Maximum DC current rating is 1.7 A suitable for various power supply circuits.
- Operating temperature ranges from -40°C to 125°C for wide environmental use.
- RoHS compliant and packaged in tape & reel for automated assembly processes.
- Low profile design with a 3.2 mm height and 4.5 mm diameter for compact PCB layouts.
- Maximum DC resistance is 94 milliohms to maintain minimal power loss.
- Maximum self-resonant frequency is 50 MHz enabling high-frequency circuit usage.
Product Description
Bourns SDR0403-4R7ML is a wirewound surface mount inductor featuring a ferrite DR core and compact 0403 package. It offers 4.7μH inductance with ±20% tolerance and supports a maximum DC current of 1.7 A, making it suitable for power supply applications in electronic equipment.
This inductor operates efficiently across a temperature range of -40°C to 125°C, ensuring reliability for automotive and industrial electronic circuits. Its tape & reel packaging supports high-volume automated PCB assembly.
The low profile and small dimensions (3.2 mm height, 4.5 mm diameter, and 4.5 mm length) make it ideal for compact and high-density layouts. The device has a maximum DC resistance of 94 milliohms minimizing power dissipation and a self-resonant frequency of 50 MHz enabling use in high-frequency applications.
Manufactured to meet RoHS compliance, this inductor is designed for DC/DC converter input/output filtering and power supplies for portable communications equipment, camcorders, and LCD TVs.
The ferrite core provides stable inductance in diverse environments. Low inductance and high current handling facilitate efficient power management. RoHS compliance guarantees environmental safety standards. Tape and reel packaging enable streamlined manufacturing processes.
Compact size suits modern electronics with tight space constraints.
This Bourns SDR0403-4R7ML inductor is ideal for industrial electronics, telecommunications, consumer electronics, and automotive applications requiring reliable Surface Mount Inductors.
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Frequently Asked Questions
This model has an inductance value of 4.7μH with an inductance tolerance of ±20%.
The maximum DC current rating for this inductor is 1.7 A, making it suitable for various power supply applications.
It has a height of 3.2 mm, a diameter of 4.5 mm, and a length of 4.5 mm, which supports compact PCB layouts.
The maximum self-resonant frequency is 50 MHz, enabling its use in high-frequency applications.
This inductor operates efficiently within a temperature range of -40°C to 125°C.
It features a ferrite DR core, which provides efficient magnetic performance.
It is packaged in tape & reel format, which is suitable for automated assembly processes.
The maximum DC resistance is 94 milliohms, which helps maintain minimal power loss during operation.
Yes, the SDR0403 inductor is RoHS compliant, ensuring it meets environmental safety standards.
This inductor is suitable for DC/DC converter input/output filtering and power supplies for portable communications equipment, camcorders, and LCD TVs.
The minimum quality factor for this model is 28, indicating its efficiency in energy storage and transfer.
This inductor uses a surface mount termination style, making it compatible with modern PCB designs.
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