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Bourns 0403 Unshielded Surface Mount Inductor with Ferrite Core 27 μH ±10% 710 mA Idc Q:23 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 |
| Inductance | 27μH |
| Standards/Approvals | RoHS |
| Package/Case | 0403 |
| Maximum DC Current | 710mA |
| Maximum DC Resistance | 520mΩ |
| Inductance Tolerance | ±10 % |
| Termination Style | Surface Mount |
| Maximum Self Resonant Frequency | 17MHz |
| Minimum Quality Factor | 23 |
| Inductor Construction | Wirewound |
Key Features
- This surface mount inductor features a wirewound construction for enhanced performance.
- The ferrite core material ensures efficient magnetic properties.
- It has a low profile with a height of 3.2 mm suitable for compact PCB designs.
- Maximum DC resistance is rated at 520 mΩ for reliable current handling.
- It operates within a temperature range from -40°C up to 125°C.
- Packaging is supplied as tape and reel for automated assembly.
- The inductor conforms to RoHS standards ensuring environmental compliance.
- Applications include input/output stages of DC/DC converters and power supply circuits.
Product Description
Bourns SDR0403-270KL is an advanced 0403 unshielded surface mount inductor featuring a ferrite core construction. It provides a nominal inductance value of 27 μH with a tolerance of ±10% and supports a maximum DC current of 710 mA, making it ideal for various electronic circuit applications.
The inductor has a compact footprint with dimensions of 4.5 mm length, 4.5 mm diameter, 4 mm depth, and a height of 3.2 mm, making it well suited for densely populated PCB layouts where space saving is critical.
Its wirewound design on a ferrite core ensures stable inductance and good frequency characteristics. The device features a maximum DC resistance of 520 mΩ, which minimizes energy losses during operation. The operational temperature range spans from -40°C to 125°C, allowing reliable use under harsh environmental conditions.
This component is supplied in tape and reel packaging format, facilitating high-volume automated placement and assembly processes on production lines. Compliance to RoHS standards highlights its adherence to environmental and safety regulations.
Typical applications include input and output filtering in DC/DC converters, power supplies, and other power management circuits across industrial, consumer electronics, and telecommunications sectors. The high minimum quality factor of 23 and maximum self-resonant frequency of 17 MHz further assert its capability for demanding signal integrity requirements in high-frequency circuits.
This Surface Mount Inductor features a wirewound construction for enhanced performance. The ferrite core material ensures efficient magnetic properties. It has a low profile with a height of 3.2 mm suitable for compact PCB designs.
Maximum DC resistance is rated at 520 mΩ for reliable current handling. It operates within a temperature range from -40°C up to 125°C. Packaging is supplied as tape and reel for automated assembly. The inductor conforms to RoHS standards ensuring environmental compliance.
Applications include input/output stages of DC/DC converters and power supply circuits. Maximum self-resonant frequency is 17 MHz enhancing high-frequency performance.
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Frequently Asked Questions
The nominal inductance of this inductor is 27 μH with a tolerance of ±10%.
It supports a maximum DC current of 710 mA.
The maximum DC resistance is rated at 520 mΩ.
The inductor has a length and diameter of 4.5 mm, a depth of 4 mm, and a height of 3.2 mm.
It operates within a temperature range from -40°C to 125°C.
The maximum self-resonant frequency is 17 MHz.
The minimum quality factor is 23.
It is supplied in tape and reel packaging format, which facilitates automated assembly processes.
The inductor features a ferrite core material that ensures efficient magnetic properties.
It features a wirewound construction for enhanced performance.
Yes, it conforms to RoHS standards, ensuring environmental compliance.
Typical applications include input and output filtering in DC/DC converters and power supply circuits.
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