NPI Unshielded Power Inductors NPI LS Series FEATURES NON-SHIELDED MAGNETIC CIRCUIT DESIGN SMALL SIZE WITH CURRENT RATINGS TO 16.5 AMPS RoHS SURFACE MOUNTABLE CONSTRUCTION Compliant TAKES UP LESS PCB REAL ESTATE AND SAVES MORE POWER includes all homogeneous materials TAPED AND REELED FOR AUTOMATIC INSERTION FOR USE IN VARIOUS POWER SUPPLY APPLICATIONS *See Part Number System for Details Case Size NPI31LS NPI32LS NPI35LS NPI41LS NPI42LS Inductance Range 1.2 ~ 47 H 0.75 ~ 82 H 0.68 ~ 47 H 0.68 ~ 68 H 1.2 ~ 82 H Operating Temperature Range -25C ~ +120C (Including Self-Heating) Temperatrue Rise at Irms +40C Inductance Change at Isat Maximum -30% Indcutance Drop From Initial Measured Value Inductance Tolerance 20% Resistance to Solder Heat +260C for 10 seconds Case Size NPI43LS NPI63LS NPI65LS NPI84LS Inductance Range 0.91 ~ 330 H 1.2 ~ 82 H 1.0 ~ 270 H 0.75 ~ 82 H Ambient Operating Temperature Range -25C ~ +120C (Including Self-Heating) Temperatrue Rise at Irms +40C Inductance Change at Isat Maximum -30% Indcutance Drop From Initial Measured Value Inductance Tolerance 20% Resistance to Solder Heat +260C for 10 seconds Series A 0.3 B 0.3 C max. D 0.3 F 0.3 H I G NPI31LS 3.0 3.0 1.2 0.75 1.5 2.7 0.8 2.3 NPI32LS 3.0 3.0 1.4 0.75 1.5 2.7 0.8 2.3 NPI35LS 3.0 3.0 1.7 0.75 1.5 2.7 0.8 2.3 NPI41LS 4.0 4.0 1.4 0.95 2.1 3.7 1.1 3.0 NPI42LS 4.0 4.0 2.2 0.95 2.1 3.7 1.1 3.0 NPI43LS 4.0 4.0 3.0 0.95 2.1 3.7 1.1 3.0 NPI63LS 6.0 6.0 2.8 1.55 2.9 5.7 1.6 4.6 NPI65LS 6.0 6.0 4.5 1.55 2.9 5.7 1.6 4.6 NPI84LS 8.0 8.0 4.2 2.0 4.0 7.5 2.2 6.0 PART NUMBER SYSTEM B CF NPIS 31 LS 470 M TR F G RoHS Compliant Packaging: TR = Tape & Reel A H Inductance Tolerance Code: M=20% Inductance Code ( H): 1st two digits are signi cant, 3rd digit is multiplier. Construction Code (see drawing for details) Size Code (see table for details) DD I I Series NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com 1NPI Unshielded Power Inductors NPI LS Series Standard Values - Case Size 31 (3.0 x 3.0 x 1.2mm) Series Inductance DCR Isat Irms SRF Tolerance Test Conditions (H) () (Amps) (Amps) (MHz) NPI31LS1R2MTRF 1.2 20% 100KHz, 1V 0.082 2.25 1.14 170 NPI31LS1R5MTRF 1.5 20% 100KHz, 1V 0.097 2.02 1.05 140 NPI31LS1R8MTRF 1.8 20% 100KHz, 1V 0.108 1.75 1.0 110 NPI31LS2R2MTRF 2.2 20% 100KHz, 1V 0.125 1.64 0.9 100 NPI31LS2R7MTRF 2.7 20% 100KHz, 1V 0.143 1.51 0.85 91 NPI31LS3R3MTRF 3.3 20% 100KHz, 1V 0.169 1.37 0.8 85 NPI31LS3R9MTRF 3.9 20% 100KHz, 1V 0.21 1.24 0.7 77 NPI31LS4R7MTRF 4.7 20% 100KHz, 1V 0.243 1.16 0.65 70 NPI31LS5R6MTRF 5.6 20% 100KHz, 1V 0.306 1.04 0.6 63 NPI31LS6R2MTRF 6.2 20% 100KHz, 1V 0.333 0.98 0.55 62 NPI31LS6R8MTRF 6.8 20% 100KHz, 1V 0.383 0.92 0.5 56 NPI31LS7R5MTRF 7.5 20% 100KHz, 1V 0.389 0.88 0.5 53 NPI31LS9R1MTRF 9.1 20% 100KHz, 1V 0.502 0.77 0.45 46 NPI31LS100MTRF 10 20% 100KHz, 1V 0.526 0.75 0.45 43 NPI31LS120MTRF 12 20% 100KHz, 1V 0.599 0.7 0.4 41 NPI31LS150MTRF 15 20% 100KHz, 1V 0.772 0.62 0.35 36 NPI31LS180MTRF 18 20% 100KHz, 1V 1.06 0.56 0.3 32 NPI31LS220MTRF 22 20% 100KHz, 1V 1.11 0.52 0.3 30 NPI31LS270MTRF 27 20% 100KHz, 1V 1.38 0.48 0.25 26 NPI31LS330MTRF 33 20% 100KHz, 1V 1.8 0.42 0.25 24 NPI31LS360MTRF 36 20% 100KHz, 1V 1.95 0.42 0.2 24 NPI31LS390MTRF 39 20% 100KHz, 1V 2.095 0.4 0.2 23 NPI31LS470MTRF 47 20% 100KHz, 1V 2.46 0.36 0.2 19 Irms specification is based on +20C temperature rise. Isat is based on -30% inductance change. NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com 2