SMD Wire Wound Chip Inductor (WL Series WL02KT20N)

SMD Wire Wound Chip Inductor (WL Series WL02KT20N) / Viking Tech has the experience in the design of innovative components, offering support and service to Global customers that demand a genuine manufacturing partner. Our goal is to be the leader in design, manufacturing, and marketing of miniature, precision passive components used throughout Automotive, Industrial and 3C electronic applications.

SMD Wire Wound Chip Inductor (WL Series WL02KT20N)

WL02KT20N

SMD Wire Wound Chip Inductor (WL Series WL02KT20N)
SMD Wire Wound Chip Inductor (WL Series WL02KT20N) Files Download

Wire wound ceramic chip inductor, high frequency, RF inductor for high SRF, Excellent Q , superior temperarture tability. Stable inductance in hihg frequency circuit. High stable design for critical needs.
WL Series0402 ±10% 20nHμH 0.25 Ω 420mA 25 3GHz

SizeToleranceInductanceTest ConditionDCR (Ω) max.IDC (mA)QSRF
0402±10%20nH250MHz0.25420253GHz

High Current Electrical Specifications

WL03(H) Wire Wound Chip Inductors / High Current Type

Inductance (nH)ToleranceL Freq. (MHz)Quality Factor min.SRF (GHz) min.DCR (Ω) max.IDC (mA) max.
1.6± 5, ± 10%2502412.500.0302400
3.6± 5, ± 10%250245.900.0482300
3.9± 5, ± 10%250255.900.0542200
6.8± 5, ± 10%250355.800.0542100
7.5± 5, ± 10%250383.700.0592100
8.2± 5, ± 10%250383.700.0602000
10± 2, ± 5, ± 10%250383.700.0712000
12± 2, ± 5, ± 10%250383.000.0752000
15± 2, ± 5, ± 10%250382.800.0801900
18± 2, ± 5, ± 10%250402.800.0991900
22± 2, ± 5, ± 10%250422.400.0991800
24± 2, ± 5, ± 10%250422.400.1051800

High Q Electrical Specifications

WL02(H) Wire Wound Chip Inductors / High Q Type

Inductance (nH)ToleranceL Freq. (MHz)Quality FactorSRF (GHz) min.DCR (Ω) max.IDC (mA) max.
900MHz1.7GHz
1.0± 0.2nH, ± 0.5nH,
± 5%, ± 10%
250467516.00.0302300
2.0± 0.2nH, ± 0.5nH,
± 5%, ± 10%
250588515.20.0382100
2.2± 0.2nH, ± 0.5nH,
± 5%, ± 10%
250608615.10.0382100
2.4± 0.2nH, ± 0.5nH,
± 5%, ± 10%
250608314.00.0422000
2.7± 0.2nH, ± 0.5nH,
± 5%, ± 10%
250628513.00.0751500
3.3± 0.2nH, ± 0.5nH,
± 5%, ± 10%
250669512.80.0451700
3.6± 0.2nH, ± 0.5nH,
± 5%, ± 10%
250659411.70.0451700
3.9± 0.2nH, ± 0.5nH,
± 5%, ± 10%
25064989.500.0451700
4.3± 0.5nH, ± 5%, ± 10%25063907.150.0501600
4.7± 0.5nH, ± 5%, ± 10%25058836.850.0701500
5.1± 2%, ± 5%, ± 10%25054766.800.1151200
5.6± 2%, ± 5%, ± 10%250731056.500.0501600
6.2± 2%, ± 5%, ± 10%250731005.800.0551600
6.8± 2%, ± 5%, ± 10%25068945.800.0651500
7.5± 2%, ± 5%, ± 10%25060825.400.0901400
8.2± 2%, ± 5%, ± 10%25068955.400.0651500
8.7± 2%, ± 5%, ± 10%25068955.000.0651500
9.0± 2%, ± 5%, ± 10%25067925.000.0801400
9.5± 2%, ± 5%, ± 10%25064904.700.0901400
10± 2%, ± 5%, ± 10%25062904.700.1001300
11± 2%, ± 5%, ± 10%25068984.700.0651400
12± 2%, ± 5%, ± 10%250661004.400.1001200
13± 2%, ± 5%, ± 10%25062824.200.150870
15± 2%, ± 5%, ± 10%25062853.900.1101100
16± 2%, ± 5%, ± 10%25057773.700.140850
18± 2%, ± 5%, ± 10%25058743.550.120900
19± 2%, ± 5%, ± 10%25061883.500.145850
20± 2%, ± 5%, ± 10%25058763.500.185780
21± 2%, ± 5%, ± 10%25048621.700.460450
22± 2%, ± 5%, ± 10%25060743.300.160800
23± 2%, ± 5%, ± 10%25060773.300.160800
24± 2%, ± 5%, ± 10%25055713.150.200700
25± 2%, ± 5%, ± 10%25057733.150.250600
26± 2%, ± 5%, ± 10%25056743.150.285450
27± 2%, ± 5%, ± 10%25062863.200.320450
30± 2%, ± 5%, ± 10%25061872.900.330450
33± 2%, ± 5%, ± 10%25061802.800.330490
36± 2%, ± 5%, ± 10%25059762.800.380480
37± 2%, ± 5%, ± 10%25057722.700.460470
39± 2%, ± 5%, ± 10%25056842.600.430450
40± 2%, ± 5%, ± 10%25056752.600.430450
43± 2%, ± 5%, ± 10%25052682.500.520450
47± 2%, ± 5%, ± 10%25048622.400.580420
51± 2%, ± 5%, ± 10%25052592.300.700360

WL03(Q) Wire Wound Chip Inductors / High Q Type

Inductance (nH)ToleranceL Freq. (MHz)Q Typ at 250(MHz)SRF Typ (GHz)DCR (Ω) max.IDC (mA) max.900MHz1.7GHz
L TypQ TypL TypQ Typ
1.8± 5, ± 10%2502316.00.03321001.77401.7765
2.2± 5, ± 10%2501315.00.1809002.14252.1235
3.0± 5, ± 10%250359.500.02410002.96652.9785
3.3± 5, ± 10%250329.600.02419003.28673.32104
3.6± 2, ± 5, ± 10%250409.700.03119003.59703.62116
3.9± 2, ± 5, ± 10%250357.500.03916003.88683.95108
4.3± 2, ± 5, ± 10%250307.500.08013004.29584.3191
4.7± 2, ± 5, ± 10%250267.900.10011004.65484.7175
5.1± 2, ± 5, ± 10%250408.900.03617005.08845.12140
5.6± 2, ± 5, ± 10%250486.600.03617005.6875.73456
6.0± 2, ± 5, ± 10%250496.000.03617005.92946.12154
6.8± 2, ± 5, ± 10%250425.800.04214006.83887.05143
7.2± 2, ± 5, ± 10%250485.400.05214007.25967.38139
7.5± 2, ± 5, ± 10%250415.300.08013007.55817.8512
8.2± 2, ± 5, ± 10%250465.900.05414008.21968.39148
8.7± 2, ± 5, ± 10%250465.500.05414008.73979.00149
9.1± 2, ± 5, ± 10%250405.100.03714009.18769.64109
9.5± 2, ± 5, ± 10%250494.900.05314009.56989.99149
10± 2, ± 5, ± 10%250494.300.048140010.169010.64142
11± 2, ± 5, ± 10%250414.100.058140011.067811.82108
12± 2, ± 5, ± 10%250374.100.088110012.266913.291
15± 2, ± 5, ± 10%250483.600.078120015.418317.2124
16± 2, ± 5, ± 10%250453.500.085110016.377718.7116
18± 2, ± 5, ± 10%250413.300.066120018.567620.9100
22± 2, ± 5, ± 10%250443.150.14085022.77725.988
23± 2, ± 5, ± 10%250403.000.183850246929.5380
24± 2, ± 5, ± 10%250422.950.074110024.97728.991
27± 2, ± 5, ± 10%250442.800.15078028.47434.084
30± 2, ± 5, ± 10%250492.800.13092031.58237.982
33± 2, ± 5, ± 10%250452.700.17068034.97642.980
36± 2, ± 5, ± 10%250442.500.22572038.56950.064
39± 2, ± 5, ± 10%250482.450.1968041.57851.974
43± 2, ± 5, ± 10%250452.450.1781045.78358.176
47± 2, ± 5, ± 10%200472.300.2468050.67766.972
51± 2, ± 5, ± 10%200492.300.2866054.67371.362
56± 2, ± 5, ± 10%200502.200.3061060.37479.956
68± 2, ± 5, ± 10%200462.000.3360075.573113.349
72± 2, ± 5, ± 10%150461.900.4255080.869--
75± 2, ± 5, ± 10%150461.900.5250084.671--
82± 2, ± 5, ± 10%150451.800.465109462--
91± 2, ± 5, ± 10%150451.650.5844010364--
100± 2, ± 5, ± 10%150491.700.5447011469--
110± 2, ± 5, ± 10%150471.600.58440126.263--
120± 2, ± 5, ± 10%150471.550.72420142.461--
150± 2, ± 5, ± 10%150471.350.82390188.857--
180± 2, ± 5, ± 10%100481.301.50310232.250--
200± 2, ± 5, ± 10%100471.252.0028026547--
210± 2, ± 5, ± 10%100481.202.0028028845--
220± 2, ± 5, ± 10%100471.102.0028031541--
250± 2, ± 5, ± 10%100451.053.00240----
270± 2, ± 5, ± 10%100461.052.25260----
300± 2, ± 5, ± 10%100470.992.80220----
330± 2, ± 5, ± 10%100460.933.60180----
360± 2, ± 5, ± 10%100470.934.00170----
390± 2, ± 5, ± 10%100470.884.00170----

WL05(H) Wire Wound Chip Inductors / High Q Type

Inductance (nH)ToleranceL Freq. (MHz)Quality Factor min.SRF (GHz) min.DCR (Ω) max.IDC (mA) max.
2.5± 5, ± 10%25080 @ 1500MHz6.000.0201600
5.6± 5, ± 10%25098 @ 1500MHz6.000.0351600
6.2± 5, ± 10%25088 @ 1000MHz4.750.0351600
6.8± 5, ± 10%25080 @ 1000MHz4.400.0351600
8.2± 5, ± 10%25075 @ 1000MHz3.000.0751000
10± 5, ± 10%25080 @ 1000MHz3.000.0601600
12± 5, ± 10%25080 @ 1000MHz3.000.0451600
15± 2, ± 5, ± 10%25080 @ 1000MHz2.800.1001200
16± 2, ± 5, ± 10%25072 @ 500MHz2.950.0601500
18± 2, ± 5, ± 10%25075 @ 500MHz2.550.0601400
20± 2, ± 5, ± 10%25070 @ 500MHz2.050.0551400
22± 2, ± 5, ± 10%25080 @ 500MHz2.000.1001200
27± 2, ± 5, ± 10%25075 @ 500MHz2.000.0701300
30± 2, ± 5, ± 10%25065 @ 500MHz1.950.0951200
39± 2, ± 5, ± 10%25065 @ 500MHz1.600.1101100
48± 2, ± 5, ± 10%20065 @ 500MHz1.400.0951200
51± 2, ± 5, ± 10%20065 @ 500MHz1.400.1201000

WL08(H) Wire Wound Chip Inductors / High Q Type

Inductance (nH)ToleranceL Freq. (MHz)Quality Factor min.SRF (GHz) min.DCR (Ω) max.IDC (mA) max.
3.0± 5, ± 10%5070 @ 1500MHz6.000.041600
3.9± 5, ± 10%5075 @ 1500MHz6.000.051600
4.1± 5, ± 10%5075 @ 1500MHz6.000.051600
7.8± 5, ± 10%5075 @ 500MHz3.800.051600
10± 2, ± 5, ± 10%5060 @ 500MHz3.600.061600
12± 2, ± 5, ± 10%5070 @ 500MHz2.800.061500
18± 2, ± 5, ± 10%5062 @ 350MHz2.700.071400
22± 2, ± 5, ± 10%5062 @ 350MHz2.050.071400
33± 2, ± 5, ± 10%5075 @ 350MHz1.700.091300
39± 2, ± 5, ± 10%5075 @ 350MHz1.300.091300
47± 2, ± 5, ± 10%5075 @ 350MHz1.450.121200
56± 2, ± 5, ± 10%5075 @ 350MHz1.230.121200
68± 2, ± 5, ± 10%5080 @ 350MHz1.150.131100
82± 2, ± 5, ± 10%5080 @ 350MHz1.060.161100
100± 2, ± 5, ± 10%5050 @ 350MHz0.820.161000
120± 2, ± 5, ± 10%10050 @ 100MHz0.820.161000

☑ Parts (3.0nH, 7.8nH) are wound on a low profile bobbin. (Max 2.41 x 2.01 x 1.09)

Environmental Characteristics

Electrical Performance Test

ItemRequirementTest Method
InductanceRefer to standard electrical characteristic spec.HP4286/E4982A
QHP4286/E4982A
SRFHP4287/E4982A
DC Resistance RDCMicro-Ohm meter (Gom-801G)/E4982A
Rated Current IDCApplied the current to coils, the temperature of coil increases ΔT15°C (Ta = 25°C).
Over LoadInductors shall have no evidence of electrical and mechanical damageApplied 2 times of rated allowed DC current to inductor for a period of 5 minutes
Withstanding VoltageInductors shall be no evidence of electrical and mechanical damage.AC voltage of 500 VAC applied between inductors terminal and case for 1 min.
Insulation Resistance1000M ohm min.100 VDC applied between inductor terminal and case

Mechanical Performance Test

ItemRequirementTest Method
VibrationAppearance: No damage
L change: within ± 5%
Q change: within ± 10%
Test device shall be soldered on the substrate
Oscillation Frequency: 10 to 55 to 10Hz for 1 min.
Amplitude: 1.5 mm
Time: 2 hrs for each axis (X, Y & Z), total 6 hrs
Resistance to Soldering HeatSolder Temperature: 260± 5°C
Immersion Time: 10± 2 seconds
Component Adhesion
(Push Test)
1 lbs. For 0402
2 lbs. For 0603
3 lbs. For the rest
The device should be soldered (260± 5°C for 10 seconds) to a tinned copper subs rate. A dynamiter force gauge should be applied to the side of the component. The device must with stand a minimum force of 2 or 4 pounds without a failure of adhesion on termination
DropNo damageDropping chip by each side and each corner. Drop 10 times in total
Drop height: 100 cm
Drop weight: 125 g
Solderability90% covered with solderInductor shall be dipped in a melted solder bath at 245± 5°C for 3 seconds
Resistance to SolventNo damage on appearance and
marking
MIL-STD-202, Method 215

Climatic Test

ItemRequirementItem
Temperature CharacteristicAppearance: No damage
L change: within ± 10%
Q change: within ± 20%
-40°C ~ +125°C
HumidityTemperature: 40± 2°C
Relative Humidity: 90 ~ 95%
Time: 96± 2 hrs
Measured after exposure in the room condition for 2 hrs
Low Temperature StorageTemperature: -40± 2°C
Time: 96± 2 hrs
Inductors are tested after 1 hour at room temperature
Thermal ShockOne cycle:
StepTemperature (°C)Time (min.)
1-25± 330
225± 215
3125± 330
425± 215

Total: 5 cycles

High Temperature StorageTemperature: 125± 2°C
Time: 96± 2 hrs
Measured after exposure in the room condition for 1hour
High Temperature Load Life

There should be no evidence of short of open circuit.

Temperature: 85± 2°C
Time: 1000± 12 hrs
Load: Allowed DC current
Damp Heat with LoadTemperature: 40± 2°C
Relative Humidity: 90 ~ 95%
Time: 1000± 12 hrs
Load: Allowed DC current

☑ Storage Temperature: 15 ~ 28°C; Humidity < 80%RH

Soldering Condition

IR Reflow Soldering
(1) Time of IR reflow soldering at maximum temperature point 260°C: 10s

Packaging

Reel Dimensions & Packaging Quantity (Unit : mm)

Wire Wound Chip Inductor (WL) - Reel Dimensions & Packaging Quantity

Paper Tape specification and Packaging Quantity (Unit : mm)

Wire Wound Chip Inductor (WL) - Paper Tape specification and Packaging Quantity

TypeABHFPP0P1WReel (EA)
WL020.811.230.733.502.004.002.008.004,000
WL031.351.950.953.504.004.002.008.004,000

Embossed Plastic Tape specification and Packaging Quantity (Unit : mm)

Wire Wound Chip Inductor (WL) - Embossed Plastic Tape specification and Packaging Quantity

TypeABCDEFGHJReel (EA)
WL0581.8542.303.51.7521.450.232,000
WL05 (H)81.8542.303.51.7521.450.232,000
WL0882.7042.803.51.7522.000.232,000
WL08 (H)82.7042.803.51.7522.000.232,000
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SMD Wire Wound Chip Inductor (WL Series WL02KT20N) Manufacturer - Viking

Based in Taiwan, Viking Tech Corporation is one of the prime SMD Wire Wound Chip Inductor (WL Series WL02KT20N) manufacturers since 1997. And their products are used throughout automotive, electronic device applications, with manufacturing tolerance down to 0.01% and TCR down to 2 ppm in a broad range of package sizes.

TS16949/ ISO9001/ ISO14001 and meet AEC-Q200 standards, Viking has been offering anti-sulfur, anti-surge, pulse, high voltage, high power precision resistors including thin/ thick film resistors, automotive resistors, melf resistors, current sense resistors, etc. Low noise, low TC, high power inductors such as rf inductors, chip inductors, power inductors, variable inductors, ferrite chip inductors, shielded inductors, wire wound inductors and dip inductors.

SMD Wire Wound Chip Inductor (WL Series WL02KT20N) has been offering customers high quality power resistors, power inductors and aluminum electrolytic capacitors with solid reputation. Both with advanced technology and 25 years of experience, Viking makes sure to meet each customer's demands.

SMD Wire Wound Chip Inductor (WL Series WL02KT20N) has been offering customers high quality power resistors, power inductors and aluminum electrolytic capacitors with solid reputation. Both with advanced technology and 25 years of experience, Viking makes sure to meet each customer's demands.


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