3800 Series www.murata-ps.com Flat Coil SM Power Inductors SELECTION GUIDE FEATURES RoHS compliant High current, low DCR Surface mount UL94 V-0 package materials Pick & place compatible J-STD-020D reflow Backward compatible with Sn/Pb soldering systems DESCRIPTION The 3800 series is a range of surface mount, flat coil wound power inductors that is designed for use where high current and low loss is essential, such as in laptop computers and plasma screens. Order Code Inductance (100kHz, 0.1VAC) ±20% μH DC Current1 Max. A Saturation Current2 Typ. A DC Resistance Max. mΩ 38L361C 38L801C 38L142C 38L222C 38L322C 38L432C 38L572C 38L722C 38L882C 38S221C 38S451C 38S801C 38S132C 38S182C 38S252C 38S322C 38S402C 38S502C 38H151C 38H301C 38H501C 38H801C 38H122C 38H152C 38H202C 38H252C 38H302C 0.36 ±30% 0.80 1.40 2.20 3.20 4.30 5.70 7.20 8.80 0.22 ±30% 0.45 0.80 1.30 1.80 2.50 3.20 4.00 5.00 0.15 ±30% 0.30 ±30% 0.50 0.80 1.20 1.50 2.00 2.50 3.00 18 16 12.0 9.6 7.8 6.8 5.8 5.3 4.8 18 16 12.5 10.5 9.0 7.2 6.5 5.5 4.9 18 16 12.5 10.5 9 7.2 6.5 5.5 4.9 27 20 15 12 10 8.8 7.3 6.6 5.9 35 27 20 17 14 12 10 9.1 8.1 38 32 24 20 17 14 12 11 9.4 1.8 2.5 3.7 5 6.8 9.7 11.9 15.5 19.6 2.2 2.6 3.7 5 6.8 9.7 11.9 15.1 20.3 1.9 2.2 3.7 5 6.8 9.5 11.8 15.1 19.4 ABSOLUTE MAXIMUM RATINGS Operating temperature range -40°C to +130°C Storage temperature range -40°C to +150°C SOLDERING INFORMATION3 Peak reflow temperature 245°C Pin finish Matte tin Moisture sensitivity level 1 PACKAGING INFORMATION Tape & Reel 650 per reel All specifications typical at TA=25°C 1 The maximum DC Current is the value at which the inductance falls to 65% (tolerance ±30%) or 75% (tolerance: ±20%) of its zero current value or until its temperature rise reaches 40°C, whichever is sooner. 2 The saturation current is the continuous current at 20°C ambient at which the inductance falls to 65% (tolerance: ±30%) or 75% (tolerance: ±20%) of its zero current value. 3 For further information, please visit www.murata-ps.com/rohs 4 Terminal 3 is open-circuit and for mounting stability only. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support KMP_3800C_A03 Page 1 of 4 3800 Series Flat Coil SM Power Inductors INDUCTANCE Vs CURRENT (LOW DCR TYPES) 10 8.8μH Inductance, L (μH) 4.3μH 1.4μH 1 0.36μH 0.1 0.1 1 10 100 Current, IDC (A) INDUCTANCE Vs CURRENT (STANDARD TYPES) 10 5.0μH Inductance, L (μH) 2.5μH 1 0.8μH 0.22μH 0.1 0.1 1 10 100 Current, IDC (A) INDUCTANCE Vs CURRENT (HIGH POWER TYPES) 10 Inductance, L (μH) 3.0μH 1.5μH 1 0.5μH 0.15μH 0.1 0.1 1 10 100 Current, IDC (A) www.murata-ps.com/support KMP_3800C_A03 Page 2 of 4 3800 Series Flat Coil SM Power Inductors TEMPERATURE Vs CURRENT (LOW DCR TYPES) 50 Temperature rise above ambient, t (ºC) 8.8μH 4.3μH 1.4μH 0.36μH 40 30 20 10 0 0 5 10 15 20 25 Current, IDC (A) TEMPERATURE Vs CURRENT (STANDARD TYPES) Temperature rise above ambient, t (ºC) 50 5.0μH 2.5μH 0.22μH 0.8μH 40 30 20 10 0 0 5 10 15 20 25 Current, IDC (A) TEMPERATURE Vs CURRENT (HIGH POWER TYPES) 50 Temperature rise above ambient, t (ºC) 3.0μH 1.5μH 0.5μH 0.15μH 40 30 20 10 0 0 5 10 15 20 25 Current, IDC (A) www.murata-ps.com/support KMP_3800C_A03 Page 3 of 4 3800 Series Flat Coil SM Power Inductors 1 PACKAGE SPECIFICATIONS MECHANICAL DIMENSIONS4 RECOMMENDED FOOTPRINT DETAILS 10.4 (0.409) Max. 38LXXXC XYYWW 5.6 (0.220) Max. 3 6.70±0.3 (0.264±0.012) 10.4 (0.409) Max. 2.6±0.2 (0.102±0.008) 1 2.4 (0.094) 1.9 (0.075) 1.4±0.2 (0.055±0.008) 2.0 (0.079) 8.6 (0.339) 2 5.5±0.3 (0.217±0.012) 3.6 (0.142) 2.7 (0.106) 2.8 (0.11) 11 (0.433) All dimensions in mm (inches). Package weight: 1.7g Typ. All dimensions in mm (inches). TAPE & REEL SPECIFICATIONS 2 (0.079) (0 .0 59 ) 4 (0.157) 16.0 (0.630) 1. 5 1.75 (0.069) TAPE OUTLINE DIMENSIONS 0.5 (0.020) 10.7 (0.421) (0 .0 59 ) 1. 5 XYYWW 38LXXXC XYYWW 38LXXXC 24.0 (0.945) 11.5 (0.453) 5.75 (0.226) 10.5 (0.413) Direction of unreeling All dimensions in mm (inches). Murata Power Solutions, Inc. 11 Cabot Boulevard, Mansfield, MA 02048-1151 U.S.A. ISO 9001 and 14001 REGISTERED Murata Power Solutions, Inc. makes no representation that the use of its products in the circuits described herein, or the use of other technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein do not imply the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specifications are subject to change without notice. © 2013 Murata Power Solutions, Inc. www.murata-ps.com/support KMP_3800C_A03 Page 4 of 4