2MA Series Shielded Dual Winding Inductor

2MA Features

  • Dual winding shielded inductor can be used as single/dual/coupled inductor or 1:1 transformer
  • Operating Temperature range from -40°C to +125°C (Including Self-heating)
  • 260°C reflow peak temperature qualified
  • Inductance up to 1mH in parallel mode for all case size
  • Protect tube inside to protect the enameled cooper wire
  • High strength sealing epoxy with stable temperatures character to keep the parts strong at wide range temperatures:
    • (Typical Hardness: ShoreD 86 @25°C, ShoreD 70 @125°C)
  • Available for 4 case size, up to 129 size (12.5×12.5×10.0mm) to meet with higher current requirements
  • Recommend for SEPIC and Flyback applications
  • Custom designs on request 

 Dimensions    Series Datasheet   Tape and Reel Specifications



Part Number [P]L [P]Tol. [P]DCR Max [P]Irms [P]Isat [S]L [S]Tol. [S]DCR Max [S]Irms [S]Isat
2MA74-R33NF 0.33μH ±30% 0.01110Ω 6.20A 12.50A 1.32μH ±30% 0.04440Ω 3.10A 6.25A
2MA74-1R0NF 1.00μH ±30% 0.01500Ω 5.33A 10.20A 4.00μH ±30% 0.06000Ω 2.67A 5.10A
2MA74-1R5NF 1.50μH ±30% 0.01730Ω 4.96A 7.50A 6.00μH ±30% 0.06900Ω 2.48A 3.75A
2MA74-2R2NF 2.20μH ±30% 0.01820Ω 4.66A 6.50A 8.80μH ±30% 0.07280Ω 2.33A 3.25A
2MA74-3R3NF 3.30μH ±30% 0.02200Ω 3.94A 5.20A 13.20μH ±30% 0.08780Ω 1.97A 2.60A
2MA74-4R7MF 4.70μH ±20% 0.03050Ω 3.34A 4.10A 18.80μH ±20% 0.12190Ω 1.67A 2.05A
2MA74-5R6MF 5.60μH ±20% 0.04200Ω 3.00A 3.90A 22.40μH ±20% 0.16800Ω 1.50A 1.95A
2MA74-6R8MF 6.80μH ±20% 0.04600Ω 2.60A 3.70A 27.20μH ±20% 0.18390Ω 1.30A 1.85A
2MA74-8R2MF 8.20μH ±20% 0.04850Ω 2.53A 3.30A 32.80μH ±20% 0.19400Ω 1.27A 1.65A
2MA74-100MF 10.00μH ±20% 0.04900Ω 2.41A 2.80A 40.00μH ±20% 0.19600Ω 1.21A 1.40A
2MA74-120MF 12.00μH ±20% 0.05800Ω 2.17A 2.50A 48.00μH ±20% 0.23200Ω 1.09A 1.25A
2MA74-150MF 15.00μH ±20% 0.07640Ω 2.11A 2.20A 60.00μH ±20% 0.30580Ω 1.06A 1.10A
2MA74-180MF 18.00μH ±20% 0.09100Ω 1.84A 2.00A 72.00μH ±20% 0.36400Ω 0.92A 1.00A
2MA74-220MF 22.00μH ±20% 0.11000Ω 1.75A 1.90A 88.00μH ±20% 0.44000Ω 0.88A 0.95A
2MA74-270MF 27.00μH ±20% 0.15000Ω 1.50A 1.70A 108.00μH ±20% 0.60000Ω 0.75A 0.85A
2MA74-330MF 33.00μH ±20% 0.17000Ω 1.41A 1.50A 132.00μH ±20% 0.68000Ω 0.71A 0.75A
2MA74-390MF 39.00μH ±20% 0.22800Ω 1.22A 1.30A 156.00μH ±20% 0.91200Ω 0.61A 0.65A
2MA74-470MF 47.00μH ±20% 0.25900Ω 1.15A 1.20A 188.00μH ±20% 1.03680Ω 0.58A 0.60A
2MA74-560MF 56.00μH ±20% 0.27600Ω 1.11A 1.10A 224.00μH ±20% 1.10400Ω 0.56A 0.55A
2MA74-680MF 68.00μH ±20% 0.31800Ω 1.03A 1.00A 272.00μH ±20% 1.27200Ω 0.52A 0.50A
2MA74-820MF 82.00μH ±20% 0.41400Ω 0.91A 0.90A 328.00μH ±20% 1.65600Ω 0.46A 0.45A
2MA74-101MF 100.00μH ±20% 0.46000Ω 0.86A 0.80A 400.00μH ±20% 1.83800Ω 0.43A 0.40A
2MA74-121MF 120.00μH ±20% 0.61800Ω 0.74A 0.70A 480.00μH ±20% 2.47200Ω 0.37A 0.35A
2MA74-151MF 150.00μH ±20% 0.70900Ω 0.69A 0.65A 600.00μH ±20% 2.83700Ω 0.35A 0.33A
2MA74-181MF 180.00μH ±20% 0.91200Ω 0.61A 0.62A 720.00μH ±20% 3.64800Ω 0.31A 0.31A
2MA74-221MF 220.00μH ±20% 1.08800Ω 0.56A 0.59A 880.00μH ±20% 4.35400Ω 0.28A 0.30A
2MA74-271MF 270.00μH ±20% 1.45200Ω 0.48A 0.55A 1080.00μH ±20% 5.80800Ω 0.24A 0.28A
2MA74-331MF 330.00μH ±20% 1.69200Ω 0.45A 0.49A 1320.00μH ±20% 6.76800Ω 0.23A 0.25A
2MA74-391MF 390.00μH ±20% 1.83000Ω 0.43A 0.45A 1560.00μH ±20% 7.32000Ω 0.22A 0.23A
2MA74-471MF 470.00μH ±20% 2.08800Ω 0.40A 0.41A 1880.00μH ±20% 8.35200Ω 0.20A 0.21A
2MA74-561MF 560.00μH ±20% 2.66400Ω 0.36A 0.38A 2240.00μH ±20% 10.65600Ω 0.18A 0.19A
2MA74-681MF 680.00μH ±20% 3.09600Ω 0.33A 0.36A 2720.00μH ±20% 12.38400Ω 0.17A 0.18A
2MA74-821MF 820.00μH ±20% 3.51600Ω 0.31A 0.30A 3280.00μH ±20% 14.06400Ω 0.16A 0.15A
2MA74-102MF 1000.00μH ±20% 4.66800Ω 0.27A 0.27A 4000.00μH ±20% 18.67200Ω 0.14A 0.14A



Part Number [P]L [P]Tol. [P]DCR Max [P]Irms [P]Isat [S]L [S]Tol. [S]DCR Max [S]Irms [S]Isat
2MA125-R47NF 0.47μH ±30% 0.00270Ω 17.60A 25.00A 1.88μH ±30% 0.01080Ω 8.80A 12.50A
2MA125-1R0NF 1.00μH ±30% 0.00360Ω 13.18A 16.50A 4.00μH ±30% 0.01440Ω 6.59A 8.25A
2MA125-1R5NF 1.50μH ±30% 0.00600Ω 10.21A 14.40A 6.00μH ±30% 0.02400Ω 5.10A 7.20A
2MA125-2R2NF 2.20μH ±30% 0.00630Ω 9.96A 11.70A 8.80μH ±20% 0.02520Ω 4.98A 5.85A
2MA125-3R3NF 3.30μH ±30% 0.00760Ω 9.09A 10.40A 13.20μH ±30% 0.03020Ω 4.55A 5.20A
2MA125-4R7MF 4.70μH ±20% 0.01260Ω 7.04A 8.72A 18.80μH ±20% 0.05040Ω 3.52A 4.36A
2MA125-5R6MF 5.60μH ±20% 0.01500Ω 6.45A 7.26A 22.40μH ±20% 0.06000Ω 3.23A 3.63A
2MA125-6R8MF 6.80μH ±20% 0.01800Ω 5.59A 7.12A 27.20μH ±20% 0.07200Ω 2.80A 3.56A
2MA125-8R2MF 8.20μH ±20% 0.02100Ω 5.54A 6.75A 32.80μH ±20% 0.08400Ω 2.77A 3.37A
2MA125-100MF 10.00μH ±20% 0.02500Ω 5.11A 5.87A 40.00μH ±20% 0.10000Ω 2.56A 2.94A
2MA125-120MF 12.00μH ±20% 0.02700Ω 4.81A 4.92A 48.00μH ±20% 0.10800Ω 2.41A 2.46A
2MA125-150MF 15.00μH ±20% 0.03000Ω 4.56A 4.56A 60.00μH ±20% 0.12000Ω 2.28A 2.28A
2MA125-180MF 18.00μH ±20% 0.03400Ω 4.29A 4.35A 72.00μH ±20% 0.13600Ω 2.14A 2.18A
2MA125-220MF 22.00μH ±20% 0.03600Ω 4.17A 3.86A 88.00μH ±20% 0.14400Ω 2.08A 1.93A
2MA125-270MF 27.00μH ±20% 0.05100Ω 3.50A 3.34A 108.00μH ±20% 0.20400Ω 1.75A 1.67A
2MA125-330MF 33.00μH ±20% 0.05700Ω 3.31A 3.06A 132.00μH ±20% 0.22800Ω 1.66A 1.53A
2MA125-390MF 39.00μH ±20% 0.06450Ω 3.11A 2.93A 156.00μH ±20% 0.25800Ω 1.56A 1.46A
2MA125-470MF 47.00μH ±20% 0.08200Ω 2.71A 2.53A 188.00μH ±20% 0.32800Ω 1.36A 1.26A
2MA125-560MF 56.00μH ±20% 0.08900Ω 2.65A 2.39A 224.00μH ±20% 0.35600Ω 1.32A 1.20A
2MA125-680MF 68.00μH ±20% 0.10500Ω 2.44A 2.30A 272.00μH ±20% 0.42000Ω 1.22A 1.15A
2MA125-820MF 82.00μH ±20% 0.12900Ω 2.20A 2.05A 328.00μH ±20% 0.51600Ω 1.10A 1.03A
2MA125-101MF 100.00μH ±20% 0.14600Ω 2.07A 1.79A 400.00μH ±20% 0.58400Ω 1.03A 0.89A
2MA125-121MF 120.00μH ±20% 0.17000Ω 1.92A 1.62A 480.00μH ±20% 0.68000Ω 0.96A 0.81A
2MA125-151MF 150.00μH ±20% 0.23000Ω 1.65A 1.50A 600.00μH ±20% 0.92000Ω 0.82A 0.75A
2MA125-181MF 180.00μH ±20% 0.24600Ω 1.59A 1.33A 720.00μH ±20% 0.98400Ω 0.80A 0.67A
2MA125-221MF 220.00μH ±20% 0.33500Ω 1.37A 1.22A 880.00μH ±20% 1.34000Ω 0.68A 0.61A
2MA125-271MF 270.00μH ±20% 0.40000Ω 1.25A 1.05A 1080.00μH ±20% 1.60000Ω 0.63A 0.52A
2MA125-331MF 330.00μH ±20% 0.49400Ω 1.12A 0.95A 1320.00μH ±20% 1.97600Ω 0.56A 0.48A
2MA125-391MF 390.00μH ±20% 0.53300Ω 1.08A 0.88A 1560.00μH ±20% 2.13200Ω 0.54A 0.44A
2MA125-471MF 470.00μH ±20% 0.73300Ω 0.92A 0.83A 1880.00μH ±20% 2.93200Ω 0.46A 0.41A
2MA125-561MF 560.00μH ±20% 0.80000Ω 0.88A 0.77A 2240.00μH ±20% 3.20000Ω 0.44A 0.38A
2MA125-681MF 680.00μH ±20% 0.91000Ω 0.83A 0.70A 2720.00μH ±20% 3.64000Ω 0.41A 0.35A
2MA125-821MF 820.00μH ±20% 1.15200Ω 0.74A 0.63A 3280.00μH ±20% 4.60800Ω 0.37A 0.31A
2MA125-102MF 1000.00μH ±20% 1.33500Ω 0.68A 0.57A 4000.00μH ±20% 5.34000Ω 0.34A 0.29A



Part Number [P]L [P]Tol. [P]DCR Max [P]Irms [P]Isat [S]L [S]Tol. [S]DCR Max [S]Irms [S]Isat
2MA127-R47NF 0.47μH ±30% 0.00300Ω 17.90A 26.40A 1.88μH ±30% 0.01200Ω 8.95A 13.20A
2MA127-1R0NF 1.00μH ±30% 0.00450Ω 15.50A 17.60A 4.00μH ±30% 0.01800Ω 7.75A 8.80A
2MA127-1R5NF 1.50μH ±30% 0.00600Ω 13.50A 15.00A 6.00μH ±30% 0.02400Ω 6.75A 7.50A
2MA127-2R2NF 2.20μH ±30% 0.00680Ω 12.70A 14.30A 8.80μH ±30% 0.02720Ω 6.35A 7.15A
2MA127-3R3NF 3.30μH ±30% 0.00816Ω 10.40A 12.50A 13.20μH ±30% 0.03260Ω 5.20A 6.25A
2MA127-3R9NF 3.90μH ±30% 0.01020Ω 8.77A 10.56A 15.60μH ±30% 0.04080Ω 4.39A 5.28A
2MA127-4R7MF 4.70μH ±20% 0.01128Ω 8.25A 10.23A 18.80μH ±20% 0.04510Ω 4.13A 5.12A
2MA127-5R6MF 5.60μH ±20% 0.01296Ω 7.47A 9.46A 22.40μH ±20% 0.05180Ω 3.74A 4.73A
2MA127-6R8MF 6.80μH ±20% 0.01440Ω 7.34A 8.80A 27.20μH ±20% 0.05760Ω 3.67A 4.40A
2MA127-8R2MF 8.20μH ±20% 0.01920Ω 6.32A 8.25A 32.80μH ±20% 0.07680Ω 3.16A 4.13A
2MA127-100MF 10.00μH ±20% 0.02000Ω 6.04A 7.26A 40.00μH ±20% 0.08000Ω 3.02A 3.63A
2MA127-120MF 12.00μH ±20% 0.02400Ω 5.37A 6.50A 48.00μH ±20% 0.09600Ω 2.69A 3.25A
2MA127-150MF 15.00μH ±20% 0.02700Ω 5.04A 6.00A 60.00μH ±20% 0.10800Ω 2.52A 3.00A
2MA127-180MF 18.00μH ±20% 0.03696Ω 4.52A 5.40A 72.00μH ±20% 0.14780Ω 2.26A 2.70A
2MA127-220MF 22.00μH ±20% 0.03960Ω 4.21A 5.00A 88.00μH ±20% 0.15840Ω 2.11A 2.50A
2MA127-270MF 27.00μH ±20% 0.04200Ω 3.74A 3.80A 108.00μH ±20% 0.16800Ω 1.87A 1.90A
2MA127-330MF 33.00μH ±20% 0.05640Ω 3.58A 3.70A 132.00μH ±20% 0.22560Ω 1.79A 1.85A
2MA127-390MF 39.00μH ±20% 0.06360Ω 3.35A 3.60A 156.00μH ±20% 0.25440Ω 1.68A 1.80A
2MA127-470MF 47.00μH ±20% 0.08628Ω 2.96A 3.45A 188.00μH ±20% 0.34510Ω 1.48A 1.73A
2MA127-560MF 56.00μH ±20% 0.09624Ω 2.80A 2.90A 224.00μH ±20% 0.38500Ω 1.40A 1.45A
2MA127-680MF 68.00μH ±20% 0.10800Ω 2.62A 2.70A 272.00μH ±20% 0.43200Ω 1.31A 1.35A
2MA127-820MF 82.00μH ±20% 0.14400Ω 2.23A 2.50A 328.00μH ±20% 0.57600Ω 1.12A 1.25A
2MA127-101MF 100.00μH ±20% 0.16200Ω 2.16A 2.40A 400.00μH ±20% 0.64800Ω 1.08A 1.20A
2MA127-121MF 120.00μH ±20% 0.21800Ω 1.86A 2.00A 480.00μH ±20% 0.87360Ω 0.93A 1.00A
2MA127-151MF 150.00μH ±20% 0.25900Ω 1.71A 1.80A 600.00μH ±20% 1.03680Ω 0.86A 0.90A
2MA127-181MF 180.00μH ±20% 0.27500Ω 1.66A 1.70A 720.00μH ±20% 1.09920Ω 0.83A 0.85A
2MA127-221MF 220.00μH ±20% 0.38800Ω 1.39A 1.50A 880.00μH ±20% 1.55000Ω 0.70A 0.75A
2MA127-271MF 270.00μH ±20% 0.49800Ω 1.23A 1.30A 1080.00μH ±20% 1.99200Ω 0.62A 0.65A
2MA127-331MF 330.00μH ±20% 0.58400Ω 1.14A 1.20A 1320.00μH ±20% 2.33800Ω 0.57A 0.60A
2MA127-391MF 390.00μH ±20% 0.64000Ω 1.09A 1.10A 1560.00μH ±20% 2.55800Ω 0.55A 0.55A
2MA127-471MF 470.00μH ±20% 0.84800Ω 0.94A 1.00A 1880.00μH ±20% 3.39400Ω 0.47A 0.50A
2MA127-561MF 560.00μH ±20% 0.93200Ω 0.90A 0.90A 2240.00μH ±20% 3.73000Ω 0.45A 0.45A
2MA127-681MF 680.00μH ±20% 1.25400Ω 0.78A 0.80A 2720.00μH ±20% 5.01600Ω 0.39A 0.40A
2MA127-821MF 820.00μH ±20% 1.39900Ω 0.73A 0.80A 3280.00μH ±20% 5.59700Ω 0.37A 0.40A
2MA127-102MF 1000.00μH ±20% 1.60100Ω 0.69A 0.70A 4000.00μH ±20% 6.40300Ω 0.35A 0.35A



Part Number [P]L [P]Tol. [P]DCR Max [P]Irms [P]Isat [S]L [S]Tol. [S]DCR Max [S]Irms [S]Isat
2MA129-R47NF 0.47μH ±30% 0.00320Ω 17.50A 27.50A 1.88μH ±30% 0.01260Ω 8.75A 13.75A
2MA129-1R0NF 1.00μH ±30% 0.00510Ω 14.00A 25.00A 4.00μH ±30% 0.02040Ω 7.00A 12.50A
2MA129-2R2NF 2.20μH ±30% 0.00600Ω 11.50A 20.00A 8.80μH ±30% 0.02400Ω 5.75A 10.00A
2MA129-3R5NF 3.50μH ±30% 0.00900Ω 11.00A 16.50A 14.00μH ±30% 0.03600Ω 5.50A 8.25A
2MA129-4R7MF 4.70μH ±20% 0.01100Ω 9.30A 13.00A 18.80μH ±20% 0.04400Ω 4.65A 6.50A
2MA129-6R8MF 6.80μH ±20% 0.01400Ω 8.40A 12.80A 27.20μH ±20% 0.05600Ω 4.20A 6.40A
2MA129-7R5MF 7.50μH ±20% 0.01500Ω 7.80A 10.60A 30.00μH ±20% 0.06000Ω 3.90A 5.30A
2MA129-100MF 10.00μH ±20% 0.01800Ω 7.60A 10.50A 40.00μH ±20% 0.07200Ω 3.80A 5.25A
2MA129-120MF 12.00μH ±20% 0.01900Ω 7.10A 8.80A 48.00μH ±20% 0.07600Ω 3.55A 4.40A
2MA129-150MF 15.00μH ±20% 0.02600Ω 6.00A 8.00A 60.00μH ±20% 0.10400Ω 3.00A 4.00A
2MA129-220MF 22.00μH ±20% 0.02800Ω 5.30A 6.50A 88.00μH ±20% 0.11200Ω 2.65A 3.25A
2MA129-270MF 27.00μH ±20% 0.04000Ω 4.60A 5.80A 108.00μH ±20% 0.16000Ω 2.30A 2.90A
2MA129-330MF 33.00μH ±20% 0.04500Ω 4.20A 5.50A 132.00μH ±20% 0.14800Ω 2.10A 2.75A
2MA129-390MF 39.00μH ±20% 0.05600Ω 4.10A 5.00A 156.00μH ±20% 0.22400Ω 2.05A 2.50A
2MA129-470MF 47.00μH ±20% 0.06300Ω 3.80A 4.50A 188.00μH ±20% 0.25200Ω 1.90A 2.25A
2MA129-560MF 56.00μH ±20% 0.06800Ω 3.40A 3.70A 224.00μH ±20% 0.27200Ω 1.70A 1.85A
2MA129-680MF 68.00μH ±20% 0.08900Ω 3.20A 3.60A 272.00μH ±20% 0.35600Ω 1.60A 1.80A
2MA129-820MF 82.00μH ±20% 0.10500Ω 2.70A 3.40A 328.00μH ±20% 0.42000Ω 1.35A 1.70A
2MA129-101MF 100.00μH ±20% 0.11000Ω 2.50A 3.10A 400.00μH ±20% 0.44000Ω 1.25A 1.55A
2MA129-121MF 120.00μH ±20% 0.15600Ω 2.30A 2.60A 480.00μH ±20% 0.62400Ω 1.15A 1.30A
2MA129-151MF 150.00μH ±20% 0.17400Ω 2.30A 2.40A 600.00μH ±20% 0.69600Ω 1.15A 1.20A
2MA129-181MF 180.00μH ±20% 0.19100Ω 2.20A 2.30A 720.00μH ±20% 0.76400Ω 1.10A 1.15A
2MA129-221MF 220.00μH ±20% 0.30000Ω 1.90A 2.20A 880.00μH ±20% 1.20000Ω 0.95A 1.10A
2MA129-271MF 270.00μH ±20% 0.33000Ω 1.70A 2.10A 1080.00μH ±20% 1.32000Ω 0.85A 1.05A
2MA129-331MF 330.00μH ±20% 0.43000Ω 1.50A 1.70A 1320.00μH ±20% 1.72000Ω 0.75A 0.85A
2MA129-471MF 470.00μH ±20% 0.56000Ω 1.40A 1.50A 1880.00μH ±20% 2.24000Ω 0.70A 0.75A
2MA129-561MF 560.00μH ±20% 0.65000Ω 1.20A 1.40A 2240.00μH ±20% 2.60000Ω 0.60A 0.70A
2MA129-681MF 680.00μH ±20% 0.82500Ω 1.10A 1.30A 2720.00μH ±20% 3.30000Ω 0.55A 0.65A
2MA129-821MF 820.00μH ±20% 1.00000Ω 1.00A 1.10A 3280.00μH ±20% 4.00000Ω 0.50A 0.55A
2MA129-102MF 1000.00μH ±20% 1.20000Ω 0.88A 1.00A 4000.00μH ±20% 4.80000Ω 0.44A 0.50A