• Low acoustic noise and low leakage
  • flux noise by shielded construction
  • High saturation current
  • Extremely low DCR
  • Magnetically shielded
  • Operating temperature: –40 °C to +125 °C
1. Dimensions:mm
SMD High Current Flat wire power Inductor FC-ALX –3012D-1010D Series
2. RecommendeLand Pattern: mm
SMD High Current Flat wire power Inductor FC-ALX –3012D-1010D Series
3 .Schematic:
SMD High Current Flat wire power Inductor FC-ALX –3012D-1010D Series
4.Dimensions
SeriesABCDEFfgh
FC-ALX3012D3.2±0.23.0±0.21.20 Max.1.2±0.20.7±0.23.2 Typ3.15 Typ.3.4 Typ.1.0 Typ.
FC-ALX4015D4.2±0.24.2±0.21.60 Max.1.4±0.21.2±0.24.2 Typ4.30 Typ.4.4 Typ.1.2 Typ.
FC-ALX4020D4.2±0.24.2±0.22.10 Max.1.4±0.21.2±0.24.2 Typ4.30 Typ.4.4 Typ.1.2 Typ.
FC-ALX4030D4.2±0.24.2±0.23.10 Max.1.4±0.21.2±0.24.2 Typ4.30 Typ.4.4 Typ.1.2 Typ.
FC-ALX5020D5.3±0.25.1±0.22.10 Max.2.0±0.21.4±0.25.3 Typ5.50 Typ.5.7 Typ1.7 Typ.
FC-ALX5030D5.3±0.25.1±0.23.10 Max.2.0±0.21.4±0.25.3 Typ5.50 Typ.5.7 Typ1.7 Typ.
FC-ALX5050D5.3±0.25.1±0.25.10 Max.2.0±0.21.4±0.25.3 Typ5.50 Typ.5.7 Typ1.7 Typ.
FC-ALX6015D6.6±0.26.4±0.21.60 Max.2.5±0.31.9±0.26.6 Typ6.80 Typ7.0 Typ2.3 Typ.
FC-ALX6020D6.6±0.26.4±0.22.0 Max.2.5±0.31.9±0.26.6 Typ6.80 Typ7.0 Typ2.3 Typ.
FC-ALX6030D6.6±0.26.4±0.23.10 Max.2.5±0.31.9±0.26.6 Typ6.80 Typ7.0 Typ2.3 Typ.
FC-ALX6050D6.6±0.26.4±0.25.10 Max.2.5±0.31.9±0.26.6 Typ6.80 Typ7.0 Typ2.3 Typ.
FC-ALX7020D7.8±0.27.8±0.22.0 Max.2.8±0.32.4±0.27.8 Typ8.00 Typ8.2 Typ2.5 Typ
FC-ALX7030D7.80±0.27.80±0.23.10 Max.2.80±0.32.40±0.27.8 Typ8.00 Typ8.2 Typ2.5 Typ
FC-ALX7070D7.80±0.27.80±0.27.10 Max.3.80±0.31.60±0.26.5 Typ7.00 Typ7.0 Typ3.5 Typ
FC-ALX1030D11.6±0.210.5±0.23.10 Max.4.45±0.32.20±0.29.5 Typ9.00 Typ10.0 Typ4.0 Typ
FC-ALX1040D11.6±0.210.5±0.24.10 Max.4.45±0.32.20±0.29.5 Typ9.00 Typ10.0 Typ4.0 Typ
FC-ALX1060D11.6±0.210.5±0.26.10 Max.4.45±0.32.20±0.29.5 Typ9.00 Typ10.0 Typ4.0 Typ
FC-ALX1010D11.6±0.210.5±0.210.0 Max.4.45±0.32.20±0.29.5 Typ9.00 Typ10.0 Typ4.0 Typ
5. Electrical Properties:

5.1 FC-ALX3012D-Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX3012D-R25MT0.25±20%5.806.508.007.207.20R25
FC-ALX3012D-R56MT0.56±20%11.212.56.005.405.40R56
FC-ALX3012D-R68MT0.68±20%13.515.55.505.005.00R68

5.2 FC-ALX4015D-Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX4015D-R33MT0.33±20%4.905.5011.510.510.3R33
FC-ALX4015D-R47MT0.47±20%5.756.2010.810.310.3R47
FC-ALX4015D-R68MT0.68±20%8.108.908.808.308.30R68
FC-ALX4015D-R82MT0.82±20%9.4010.58.107.607.60R82
FC-ALX4015D-1R0MT1.00±20%10.611.87.507.007.001R0

5.3 FC-ALX4020 Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX4020D-R33MT0.33±20%2.803.1016.115.216.1R33
FC-ALX4020D-R47MT0.47±20%4.104.6013.411.513.4R47
FC-ALX4020D-R56MT0.56±20%5.105.7010.29.8010.5R56
FC-ALX4020D-R68MT0.68±20%5.606.4010.29.8010.5R68
FC-ALX4020D-R82MT0.82±20%6.507.509.308.809.30R82
FC-ALX4020D-1R0MT1.00±20%7.608.408.808.208.801R0
FC-ALX4020D-1R5MT1.50±20%12.413.67.907.507.901R5
FC-ALX4020D-2R2MT2.20±20%21.122.57.106.407.102R2
FC-ALX4020D-3R3MT3.30±20%25.228.05.404.704.703R3

5.4 FC-ALX4030D- Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX4030D-R33MT0.33±20%2.553.0016.515.014.8R33
FC-ALX4030D-R47MT0.47±20%3.153.5014.513.014.5R47
FC-ALX4030D-R56MT0.56±20%3.513.9014.012.314.0R56
FC-ALX4030D-R68MT0.68±20%3.784.3012.511.512.5R68
FC-ALX4030D-1R0MT1.00±20%5.506.2011.810.511.81R0
FC-ALX4030D-1R2MT1.20±20%6.807.5010.59.8010.51R2
FC-ALX4030D-1R5MT1.50±20%7.808.609.608.909.601R5
FC-ALX4030D-2R2MT2.20±20%10.711.88.107.308.102R2
FC-ALX4030D-3R3MT3.30±20%15.917.76.505.806.503R3
FC-ALX4030D-4R7MT4.70±20%21.523.45.505.005.504R7

5.5 FC-ALX5020D- Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX5020D-R56MT0.56±20%5.305.8018.816.516.2R56
FC-ALX5020D-R80MT0.80±20%6.807.5014.012.512.2R80
FC-ALX5020D-1R0MT1.00±20%8.609.5012.010.510.21R0

5.6 FC-ALX5030D- Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX5030D-R80MT0.80±20%4.504.9518.516.516.2R80
FC-ALX5030D-1R0MT1.00±20%5.305.8015.514.013.71R0
FC-ALX5030D-1R2MT1.20±20%6.807.5013.812.812.51R2
FC-ALX5030D-1R5MT1.50±20%8.109.0013.512.512.21R5
FC-ALX5030D-2R2MT2.20±20%11.212.511.510.510.22R2
FC-ALX5030D-3R3MT3.30±20%16.518.99.008.207.903R3
FC-ALX5030D-4R7MT4.70±20%22.525.07.006.306.004R7

5.7 FC-ALX5050D- Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX5050D-6R8MT6.80±20%24.527.56.606.005.706R8
FC-ALX5050D-8R2MT8.20±20%




8R2
FC-ALX5050D-100MT10.0±20%38.543.05.404.804.50100
FC-ALX5050D-150MT15.0±20%58.565.04.103.703.40150

5.8 FC-ALX6015D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-








FC-ALX6015D-R15MT0.15±20%2.252.5025.022.021.7R15
FC-ALX6015D-R33MT0.33±20%3.604.0018.016.015.7R33
FC-ALX6015D-1R0MT1.00±20%9.5010.512.010.09.701R0

5.9 FC-ALX6020D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-








FC-ALX6020D-R20MT0.20±20%2.052.3030.027.026.7R20
FC-ALX6020D-R45MT0.45±20%3.403.8024.522.121.8R45
FC-ALX6020D-R90MT0.90±20%5.856.5016.515.014.7R90
FC-ALX6020D-1R1MT1.10±20%8.809.8515.513.513.21R1

Note:
1: DCR test data is referenced to 20°C ambient;
2: Isat: Peak current for approximately 30% rolloff at +20 °C;
3: Irms: DC current for an approximate temperature rise of 40 °C without core loss. Derating is necessary for AC currents. PCB
layout, trace thickness and width, air-flow, and proximity of other heat generating components will affect the temperature rise. It
is recommended that the temperature of the part not exceed 125 °C under worst case operating conditions verified in the end
application. Max. Value,ΔT<40℃;for Typ. Value, ΔT is approximate 40℃

6. Electrical Properties:

6.0 FC-ALX6030D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX6030D-R33MT0.33±20%2.302.5031.027.026.7R33
FC-ALX6030D-R47MT0.47±20%2.402.7030.025.024.7R47
FC-ALX6030D-R68MT0.68±20%3.103.5026.022.522.2R68
FC-ALX6030D-1R0MT1.00±20%4.755.3022.617.817.51R0
FC-ALX6030D-1R2MT1.20±20%5.606.5021.515.915.61R2
FC-ALX6030D-1R5MT1.50±20%6.807.5016.515.114.81R5
FC-ALX6030D-1R8MT1.80±20%8.609.5015.513.012.71R8
FC-ALX6030D-2R2MT2.20±20%9.7010.815.012.512.22R2
FC-ALX6030D-3R3MT3.30±20%14.315.814.511.010.83R3
FC-ALX6030D-4R7MT4.70±20%21.223.510.59.509.204R7

6.1 FC-ALX6050D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX6050D-1R5MT1.50±20%5.005.5020.018.017.71R5
FC-ALX6050D-1R8MT1.80±20%5.706.3018.516.516.21R8
FC-ALX6050D-2R2MT2.20±20%5.806.5016.014.514.22R2
FC-ALX6050D-3R3MT3.30±20%8.559.5014.012.011.73R3
FC-ALX6050D-4R7MT4.70±20%13.014.511.510.09.704R7
FC-ALX6050D-5R6MT5.60±20%13.514.810.59.509.205R6
FC-ALX6050D-6R8MT6.80±20%16.518.510.29.208.906R8
FC-ALX6050D-100MT10.0±20%23.526.58.507.807.50100

6.2 FC-ALX7020D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX7020D-R82MT0.82±20%5.856.5022.020.019.7R82
FC-ALX7020D-1R0MT1.00±20%7.608.5018.016.516.21R0
FC-ALX7020D-1R2MT1.20±20%8.809.8017.615.815.51R2

6.3 FC-ALX7030D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX7030D-R30MT0.30±20%1.651.9046.041.035.5R30
FC-ALX7030D-R47MT0.47±20%2.202.4036.532.832.5R47
FC-ALX7030D-R60MT0.60±20%2.552.8036.032.532.2R60
FC-ALX7030D-1R0MT1.00±20%3.503.8028.025.024.71R0
FC-ALX7030D-1R2MT1.20±20%4.104.5025.022.522.21R2
FC-ALX7030D-1R5MT1.50±20%5.806.5023.521.020.71R5
FC-ALX7030D-2R2MT2.20±20%8.109.0018.016.516.22R2
FC-ALX7030D-3R3MT3.30±20%12.213.512.811.511.23R3
FC-ALX7030D-4R7MT4.70±20%15.817.510.59.509.204R7
FC-ALX7030D-5R6MT5.60±20%18.520.510.29.208.905R6
FC-ALX7030D-6R8MT6.80±20%25.528.59.508.608.306R8

6.4 FC-ALX7070D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX7070D-2R2MT2.20±20%4.855.4020.018.017.72R2
FC-ALX7070D-3R3MT3.30±20%5.856.5019.517.817.53R3

6.5 FC-ALX1030D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX1030D-1R0MT1.00±20%2.602.9030.027.026.71R0
FC-ALX1030D-1R5MT1.50±20%4.104.5025.022.522.01R5

6.6 FC-ALX1040D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX1040D-2R2MT2.20±20%4.304.8025.523.022.72R2
FC-ALX1040D-3R3MT3.30±20%6.106.7518.016.516.23R3

6.7 FC-ALX1060D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX1060D-1R0MT1.00±20%1.751.9548.043.240.01R0
FC-ALX1060D-1R2MT1.20±20%1.902.1040.036.035.01R2
FC-ALX1060D-1R5MT1.50±20%2.252.5036.032.532.01R5
FC-ALX1060D-2R2MT2.20±20%3.203.5030.027.527.22R2
FC-ALX1060D-3R3MT3.30±20%4.605.1026.023.523.23R3
FC-ALX1060D-4R7MT4.70±20%6.206.8522.520.520.24R7
FC-ALX1060D-5R6MT5.60±20%7.107.8519.717.817.55R6
FC-ALX1060D-6R8MT6.80±20%7.708.5018.516.816.56R8
FC-ALX1060D-8R2MT8.20±20%12.113.516.915.215.08R2
FC-ALX1060D-220MT22.0±20%31.535.010.09.008.70220

6.8 FC-ALX1010D Series

Part NumberInductanceDCResistanceSaturation CurrentHeat Rating CurrentMarking
1MHz/0.1VTyp.Max.Typ.Max.40℃ rise
UnitsuHAAA
SymbolLDCRIsatIsatIrms-
FC-ALX1010D-6R8MT6.80±20%6.847.6021.819.819.56R8
FC-ALX1010D-8R2MT8.20±20%8.109.0020.018.017.78R2
FC-ALX1010D-100MT10.0±20%9.5010.518.016.516.2100
FC-ALX1010D-150MT15.0±20%13.515.015.514.013.8150
FC-ALX1010D-220MT22.0±20%18.520.513.011.811.6220

Note:
1: DCR test data is referenced to 20°C ambient;
2: Isat: Peak current for approximately 30% rolloff at +20 °C;
3: Irms: DC current for an approximate temperature rise of 40 °C without core loss. Derating is necessary for AC currents. PCB layout, trace thickness and width, air-flow, and proximity of other heat generating components will affect the temperature rise. It is recommended that the temperature of the part not exceed 125 °C under worst case operating conditions verified in the end application.Value, ΔT<40℃

7.2Carton ndimensions and packing quantity
Product SeriesQuantity/ReelInner Carton QuantityOut Carton Quantity
FC-ALX3012D4000 pcs(4000*4)=16000 pcs(16000*3)=48000pcs
FC-ALX4015D3000 pcs(3000*4)=12000 pcs(12000*3)=36000pcs
FC-ALX4020D2500 pcs(2500*4)=10000 pcs(10000*3)=30000pcs
FC-ALX4030D2000 pcs(2000*4)=8000 pcs(8000*3)=24000pcs
FC-ALX5020D2500 pcs(2500*3)=7500pcs(7500*3)=22500pcs
FC-ALX5030D1500 pcs(1500*3)=4500pcs(4500*3)=13500pcs
FC-ALX5050D1000 pcs(1000*3)=3000pcs(3000*3)=9000pcs
FC-ALX6015D2000 pcs(2000*3)=6000pcs(6000*3)=18000pcs
FC-ALX6020D1500 pcs(1500*3)=4500pcs(4500*3)=13500pcs
FC-ALX6030D1000 pcs(1000*3)=3000pcs(3000*3)=9000pcs
FC-ALX6050D800 pcs(800*3)=2400pcs(2400*3)=7200pcs
FC-ALX7017D1500 pcs(1500*3)=4500pcs(4500*3)=13500pcs
FC-ALX7020D1500 pcs(1500*3)=4500pcs(4500*3)=13500pcs
FC-ALX7030D1000 pcs(1000*3)=3000pcs(3000*3)=9000pcs
FC-ALX7070D600 pcs(600*3)= 1800pcs(1800*3)=5400pcs
FC-ALX1030D800 pcs(800*3)=2400pcs(2400*3)=7200pcs
FC-ALX1040D700 pcs(700*3)=2100pcs(2100*3)=6300pcs
FC-ALX1060D500 pcs(500*3)= 1500pcs(1500*3)=4500pcs
FC-ALX1010D300 pcs(300*3)=900pcs(900*3)=2700pcs