SMD POWER INDUCTORS - Specification Sheet

Oct 25, 2026

SMD power inductors specification sheet covering open-frame construction and performance attributes such as low DCR, excellent power density, and high efficiency. Includes electrical characteristics for multiple part numbers in the SC2220 series, listing inductance, test frequency, maximum DC resistance, saturation current, and temperature-rise current. Provides graphs for inductance decrease versus DC current and temperature rise versus current, plus measurement footnotes and temperature-related definitions. Notes that custom versions are available and includes company contact details and usage disclaimers.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages1

Reading Time3 min

AccessFree to download

Features

Electrical Characteristics

Inductance Decrease by Current

Temperature Rise by Current

Notes and Disclaimers

SMD POWER INDUCTORS ● Features 1. Open frame construction 2 Low DCR 3 Excellent Power Density 4 Engineered to Provide High Efficiency ELECTRICAL CHARACTERISTICS |
Part Number | Inductance (uH)(1) | Test Frequency | DC Resistance
(Ω MAX)(2) | Saturation (3)
Current (A) | Temperature (4)
Current (A) | | --- | --- | --- | --- | --- | --- | | SC2220-R10 | 0.1 | 1MHZ | 9.8m | 6.00 | 7.80 | | SC2220-R24 | 0.24 | 1MHZ | 14.0m | 5.30 | 6.60 | | SC2220-R42 | 0.42 | 1MHZ | 18.2m | 4.80 | 5.40 | | SC2220-1R0 | 1.0 | 1MHZ | 26.6m | 4.00 | 4.40 | | SC2220-1R5 | 1.5 | 1MHZ | 30.8m | 3.70 | 3.90 | | SC2220-2R2 | 2.2 | 1MHZ | 40.6m | 3.20 | 3.50 | | SC2220-3R3 | 3.3 | 1MHZ | 50.4m | 2.90 | 3.10 | | SC2220-4R7 | 4.7 | 1MHZ | 63.0m | 2.70 | 2.80 | | SC2220-6R8 | 6.8 | 1MHZ | 104m | 2.00 | 2.38 | | SC2220-100 | 10 | 1MHZ | 130m | 1.70 | 1.85 | | SC2220-150 | 15 | 1MHZ | 210m | 1.40 | 1.50 | | SC2220-220 | 22 | 1MHZ | 265m | 1.20 | 1.23 | | SC2220-330 | 33 | 1MHZ | 448m | 0.90 | 0.96 | | SC2220-470 | 47 | 1MHZ | 630m | 0.80 | 0.76 | | SC2220-680 | 68 | 1MHZ | 938m | 0.64 | 0.68 | | SC2220-101 | 100 | 100KHZ | 1.20 | 0.56 | 0.52 | | SC2220-151 | 150 | 100KHZ | 2.66 | 0.42 | 0.40 | | SC2220-221 | 220 | 100KHZ | 3.36 | 0.32 | 0.30 | | SC2220-331 | 330 | 100KHZ | 6.16 | 0.27 | 0.26 | | SC2220-471 | 470 | 100KHZ | 7.56 | 0.24 | 0.23 | | SC2220-681 | 680 | 100KHZ | 11.34 | 0.19 | 0.19 | | SC2220-102 | 1000 | 10KHZ | 14.42 | 0.15 | 0.15 | | SC2220-222 | 2200 | 10KHZ | 30.10 | 0.10 | 0.10 | | SC2220-472 | 4700 | 10KHZ | 61.04 | 0.07 | 0.07 | | SC2220-103 | 10000 | 10KHZ | 140.00 | 0.05 | 0.05 | | SC220 Inductance decrease by current | | --- | | 10000
1000
Inductance (µH)
100
10
1
0. 1
0. 01
| | 10 100 1000 10000 100000
DC current (mA) | | SC2220 Temperature rise by current | | | --- | --- | | Temperature rise °C | 80
70
60
50
40
30
20
10
0

1000 2000 3000 4000 5000 6000 7000 8000 9000
DC current (mA) | (1) . Inductance tolerance for 0. 1uH~0 .42uH: ±30%, for 1uH~510mH: ±20% . Tested at 0.25V, 0ADC and 25℃ (2) . DCR measured at 25℃ . (3). The DC current at which the inductance decreases by 10% from its initial value. (4) . The DC current that results in a 40℃ temperature rise from 25℃ ambient. Click here for QUANTITY PER REEL & PACKING INFORMATION Custom versions available upon request. © 2019 Signal Transformer –Specification subject to change without notice. 12.19 128 Atlantic Avenue, Lynbrook, NY 11563 Toll Free 866-239-5777 • Tel 516-239-5777 • Fax 516-239-7208 [Sales@signaltransformer.com](Sales@signaltransformer.com) • [techhelp@signaltransformer.com](techhelp@signaltransformer.com) Please read our datasheet & drawing disclaimer here.

FAQs

What are the key features of these SMD power inductors?

They use open frame construction, provide low DCR, excellent power density, and are engineered for high efficiency.

What electrical parameters are listed for each part number?

Each part number includes inductance, test frequency, maximum DC resistance (DCR), saturation current, and temperature-rise current.

How is saturation current defined in the sheet?

Saturation current is the DC current where inductance decreases by 10% from its initial value.

Oct 25, 2026

Uploaded by Syukur Setiap Hari