Rev B Description Released for Production ELECTRICAL SPECIFICATIONS @ 25°C L: Isat: Irms: DCR: Hipot: Insulation Class: RoHS Compliant: SCHEMATIC By MIG DIMENSIONS 3.3μH±15% @ 10kHz, 1Vrms ΔL ≤ 10% @95A ΔL ≤ 30% @183A ΔT ≤ 20ºC @ 80A ΔT ≤ 40ºC @122A 0.4mΩ Max 500Vdc, 1mA, 5s, wdg to core Class H 180ºC Yes Recommended PCB Layout 35.0 Max [1.38] 35.0 Max [1.42] 28.0 Ref [1.10] 13.0 Ref [0.512] Dummy Pin for Mounting Only Do not connect to ground or other electrical circuits 1.2 Ref [0.05] 8.0 Ref [0.31] 44.0 Max 25.0 Ref C L [1.73] [0.98] 44.0 Max [1.73] 8.5 Ref [0.34] C L 3.5 Ref [0.14] MPS HWI4427-122A-3R3V Date Code 0.50 Typ [0.020] MARKING 36.00 Max [1.42] 2.43 Ref [0.096] 13.00 Typ [0.512] 28.00 Typ [1.102] MPS HWI4427-122A-3R3V Date Code Date 17-Mar-16 6.35 Typ [0.250] Dimensions: mm/[inch] 25.0 Typ [0.98] MPS INDUSTRIES, INC. Notice of Proprietary Property These drawings and specifications are the property of MPS and shall not be, reproduced, copied or used as the basis of manufacture of sale of apparatus without express written authorization Dimensions DRAWN BY: MIG 17-Mar-16 Unless otherwise specified CHECKED BY: KC 18-Mar-16 .XX ± 0.254mm [.010"] .XXX ± 0,13mm [.005''] 7.00 Typ [0.276] 7.40 Ref [0.291] Description SIZE Part Number A www.mpsind.com Tel: (310) 325-1043 Fax: (310) 325-1044 Helical Wound Inductor HWI4427-122A-3R3V WEIGHT: 200 gms SHEET: REV 1 OF 2 B Rev B Released for Production Description By MIG Date 17-Mar-16 DC Bias Data: MPS INDUSTRIES, INC. Notice of Proprietary Property These drawings and specifications are the property of MPS and shall not be, reproduced, copied or used as the basis of manufacture of sale of apparatus without express written authorization Dimensions DRAWN BY: MIG 17-Mar-16 Unless otherwise specified CHECKED BY: KC 18-Mar-16 .XX ± 0.254mm [.010"] .XXX ± 0,13mm [.005''] Description SIZE A Part Number www.mpsind.com Tel: (310) 325-1043 Fax: (310) 325-1044 Helical Wound Inductor HWI4427-122A-3R3V WEIGHT: 200 gms SHEET: REV 2 OF 2 B