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FEATURES PRODUCT INDENTIFICATION
(1) (2) (3) (4) (5)
SMI – 160808 F – 47N K
(1).Product Code
(2).Dimensions( in mm)
(3).Material
(4).Inductance Code
(5).Tolerance Code
Code Tolerance
K ±10%
M ±20%
OPERATING TEMPERATURE: -40 ~ 85
TEST EQUIPMENTS AND TEST SETUP
L&Q&SRF by Agilent E4991A RF Impedance
Analyzer with HP16197A Test Fixture.
DCR by milli-ohm meter.
SMI chip inductors are 3L line of high
quality ferrite chip inductors. Using the
latest innovations in multilayer technology,
we have developed reliable chip inductors
that have high quality characteristics.
z High Performance Characteristics
SMI chips exhibit low DC resistance and
high Q at high frequency.
z Wide Inductance Range
SMI chip inductors cover a wide range of
inductance values from 0.047 µH to 220
µH.
z High Reliability
SMI chip inductors have a monolithic inor-
ganic material construction that effectively
minimizes electromagnetic interference.
z High Soldering Heat Resistance
SMI chip inductors have high quality
termination allowing both flow and reflow
soldering methods to be used.
APPLICATIONS
SMI chip inductors can be used in a
variety of electronics including:
z CD-ROMs
z Hard disks
z Modems
z Computers
z Printers
z Televisions
PRODUCT DIMENSIONS
PRODUCT NO. A B C D
SMII-160808 1.6±0.20 0.8±0.20 0.8±0.20 0.3±0.20
(0603) (0.063±0.008) (0.031±0.008) (0.031±0.008) (0.012±0.008)
SMII-201209 2.0±0.20 1.2±0.20 0.9±0.20 0.5±0.30
(0805) (0.079±0.008) (0.047±0.008) (0.035±0.008) (0.020±0.012)
SMI-321611 3.2±0.20 1.6±0.20 1.1±0.20 0.5±0.30
(1206) (0.126±0.008) (0.063±0.008) (0.043±0.008) (0.020±0.012)
NOTE:Dimensions in mm(inch)
SMI CHIPS
MULTILAYER FERRITE CHIP INDUCTORS
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PRODUCT SPECIFICATIONS
Part Number Inductance
(µH)
Q
MIN
TEST FREQ.
(MHz)
S.R.F.
(MHz) Min.
RDC ()
Max.
IDC (mA)
Max.
SMI-160808F-47NK 0.047 10 50 260 0.30 50
SMI-160808F-56NK 0.056 10 50 260 0.30 50
SMI-160808F-68NK 0.068 10 50 250 0.30 50
SMI-160808F-82NK 0.082 10 50 245 0.30 50
SMI-160808F-R10K 0.10 15 25 240 0.50 50
SMI-160808F-R12K 0.12 15 25 205 0.50 50
SMI-160808F-R15K 0.15 15 25 180 0.60 50
SMI-160808F-R18K 0.18 15 25 165 0.60 50
SMI-160808F-R22K 0.22 15 25 150 0.80 50
SMI-160808F-R27K 0.27 15 25 136 0.80 50
SMI-160808F-R33K 0.33 15 25 125 0.85 35
SMI-160808F-R39K 0.39 15 25 110 1.00 35
SMI-160808F-R47K 0.47 15 25 105 1.35 35
SMI-160808F-R56K 0.56 15 25 95 1.55 35
SMI-160808F-R68K 0.68 15 25 90 1.70 35
SMI-160808F-R82K 0.82 15 25 85 2.10 35
SMI-160808F-1R0K 1.0 20 10 75 0.60 25
SMI-160808F-1R2K 1.2 20 10 65 0.80 25
SMI-160808F-1R5K 1.5 20 10 60 0.85 25
SMI-160808F-1R8K 1.8 25 10 55 0.95 25
SMI-160808F-2R2K 2.2 25 10 50 1.15 25
SMI-160808F-2R7K 2.7 25 10 45 1.35 15
SMI-160808F-3R3K 3.3 25 10 40 1.55 15
SMI-160808F-3R9K 3.9 25 10 35 1.70 15
SMI-160808F-4R7K 4.7 20 10 33 2.10 15
SMI-160808F-5R6K 5.6 20 4 22 1.60 5
SMI-160808F-6R8K 6.8 20 4 20 1.80 5
SMI-160808F-8R2K 8.2 10 4 18 2.15 5
SMI-160808F-100K 10 10 2 17 2.20 3
SMI-160808F-120K 12 15 2 15 2.25 3
SMI-160808F-150K 15 15 1 14 2.30 1
SMI-160808F-180K 18 15 1 13 2.40 1
SMI SERIES-160808
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TYPICAL ELECTRICAL CHARACTERISTIC CURVES
Q vs.Freq.Characteristics Inductance vs.Current Characteristics
Impedance vs.Freq.Characteristics Inductance vs.Temp.Characteristics
SMI SERIES-160808
1
10
1
00
Frequency (MHz)
1 10 100 1000
Frequency (MHz)