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Bourns SDR0403121KL Surface Mount Inductor

The SDR0403 series are high-performance, compact inductors designed for power supply filtering in electronic devices. Available in E12 series, these inductors feature low profile heights of only 3.2 mm, making them ideal for portable communication equipment and various power supply applications. They operate at 1V with inductance values ranging from 1.0 µH to 10 µH, with high SRF up to 796 MHz. Their temperature range spans from -40°C to +125°C, and they are RoHS compliant, ensuring safe and environmentally friendly manufacturing.

Authorized Distributors
Source:Newark
Part No:SDR0403-121KL
Stock:1883
Inv Date:05-28-2026
Price: Unit price: $0.599
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Source:DigiKey
Part No:SDR0403-121KL
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.46
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Part No:SDR0403-121KL
Stock:856
Inv Date:05-29-2026
Price: Unit price: $0.54
Buy/RFQ:
Part No:SDR0403-121KL
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.54
Buy/RFQ:
Part No:SDR0403-121KL
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.2284
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Part No:SDR0403-121KL
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.2284
Buy/RFQ:
Source:Arrow EU
Part No:SDR0403-121KL
Stock:12000
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Bourns SDR0403121KL Surface Mount Inductor Specifications:

  • Inductance Range: 1.0 µH to 10 µH
  • Test Voltage: 1V
  • SRF: Up to 796 MHz
  • Operating Temperature: -40°C to +125°C
  • Storage Temperature: -40°C to +125°C
  • Material: Ferrite Core
  • RoHS compliant
  • Height: 3.2 mm
  • Maximum DC Resistance: Varies by model, approximately 0.033 to 0.71 Ω
  • Maximum Irms: 3.9 A to 5.5 A depending on model
  • Soldering Reflow Temperature: 260°C for 5 seconds
  • Packaging: 2000 pcs per reel

Buy the Buy Bourns SDR0403 Series Inductor Part Number 121KL Online

Purchase Bourns SDR0403 series inductors online today to ensure your electronic projects benefit from high-performance filtering components. These compact and RoHS compliant inductors are ideal for power supplies in portable communication devices and other electronics, providing high SRF up to 796 MHz and operating temperatures from -40°C to +125°C. Available in various inductance values from 1 µH to 10 µH, they feature low profile height of just 3.2 mm and robust construction, making them suitable for reflow soldering and reel packaging, ensuring easy automation and reliable performance.

Order your Bourns SDR0403 series inductors today and enhance your power supply filtering with reliable, high-quality components designed for portable and compact electronics.

Frequently Asked Questions

Where can I buy Bourns SDR0403121KL?

You can click on the BUY or RFQ button to purchase SDR0403121KL from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part SDR0403121KL?

You can download the SDR0403121KL datasheet or visit the Bourns website for support.

Who is the manufacturer of SDR0403121KL?

Bourns

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