Effective October 2015 Technical Data 4118 Supersedes April 2013 FP3 High current, low profile inductors Applications Voltage Regulator Modules (VRMs) Multi-phase regulators Desktop and server VRMs and EVRDs Notebook and laptop regulators Battery power systems Graphics cards Point-of-load modules Environmental data Product description Storage temperature range (component): Low profile high current inductors -40C to +155C Inductance range 0.1h to 15h Operating temperature range: -40C to Design utilizes high temperature iron powder +155C (ambient plus self temperature rise) alloy material with a non-organic binder to Solder reflow temperature: J-STD-020D eliminate thermal aging 7.25 x 6.7mm footprint surface mount package in a 3.0mm height Pb Magnetically shielded, low EMI Current rating up to 34.7Adc (Higher peak cur- rents may be attained with a greater rolloff, see rolloff curve) Frequency range up to 2MHzFP3 Technical Data 4118 Effective October 2015 High current, low profile inductors Product specifications OCL (uH) DCR mOhms DCR mOhms 6 2 3 4 5 Part number 15% l amps l amps 10% l amps 15% 20C typ 20C max K-factor rms sat sat FP3-R10-R 0.10 19.0 27 34.7 1.00 1.21 803 FP3-R20-R 0.22 15.3 16 20.8 1.54 1.88 482 FP3-R47-R 0.44 10.9 11.6 14.9 3.05 3.67 344 FP3-R68-R 0.72 9.72 9.0 11.6 3.85 4.63 268 FP3-1R0-R 1.10 6.26 7.4 9.5 9.40 11.2 219 FP3-1R5-R 1.50 5.78 6.2 8.0 10.0 13.1 185 FP3-2R0-R 2.00 5.40 5.4 6.9 11.5 15.0 161 FP3-3R3-R 3.20 3.63 4.3 5.5 24.5 30.0 127 FP3-4R7-R 4.70 3.23 3.5 4.2 34.9 40.0 105 FP3-8R2-R 8.5 2.91 2.6 3.4 61.6 74.0 78 FP3-100-R 10.9 2.30 2.3 3.0 84.2 101 69 FP3-150-R 14.9 2.22 2.0 2.5 106.0 127 59 1. OCL (Open Circuit Inductance) Test parameters: 100kHz, 0.1Vrms, 0.0Adc 5. K-factor: Used to determine Bp-p for core loss (see graph). Bp-p =K*L*I. 2. I DC current for an approximate T of 40C without core loss. Derating is Bpp: (Gauss), K: (K factor from table), L: (Inductance in H), I (Peak to peak ripple rms necessary for AC currents. PCB layout, trace thickness and width, air-flow, and current in Amps). proximity of other heat generating components will affect the temperature rise. 6. Part number definition: It is recommended that the temperature of the part not exceed 155C under FP3 = product code and size worst case operating conditions verified in the end application. xxx = inductance value in H 3. I Amps Peak for approximately 10% rolloff 20C R = decimal point (if no R is present, then last character equals the number of zeros) sat 4. I Amps Peak for approximately 15% rolloff 20C -R suffix = RoHS complaint sat Dimensionsmm RECOMMENDED PAD LAYOUT SCHEMATIC 2.80 0.25 1 (2x) 1.0 min. 1 (2x) FP3 3.00 Max 7.25 7.50 XXX Max YWWL 2.50 (2x) 2 2.80 0.25 (2x) 2 4.50 (2x) 6.70 Max Part marking: FP3 (Product code and size), xxx=(inductance value in H), R=decimal point (if no R is present, then last character equals the number of zeroes, YWW=Date code, L=Location code Packaging information (mm) Supplied in tape and reel packaging, 1700 parts per 13 diameter reel 1.5 Dia 1.5 Dia 4.0 2.0 1.75 A 1 7.5 16.0 FP3 XXX +/-0.3 7.5 YWWL 2 A 6.9 3.2 12.0 SECTION A-A Direction of Feed www.eaton.com/elx 2