Effective June 2017 Technical Data 4350 Supersedes June 2011 FP1109 High frequency, high current power inductors Applications Multi-phase regulators Voltage Regulator Module (VRM) Desktop and server VRMs and EVRDs Data networking and storage systems Graphics cards and battery power systems Point-of-load modules DCR sensing Environmental data SMD Device Storage temperature range (component): -40 C to +125 C Product features Operating temperature range: -40 C to +125 C 11.2 x 11.2 x 9.0mm maximum surface mount (ambient plus self-temperature rise) package Solder reflow temperature: Ferrite core material J-STD-020 (latest revision) compliant High current carrying capacity, low core losses HALOGEN Controlled DCR tolerance for sensing circuits Pb HF Inductance range from 205nH to 950nH FREE Current range from 11.5 to 69 amps Frequency range up to 2MHzFP1109-xxx wwllyy R FP1109 Technical Data 4350 Effective June 2017 High frequency, high current power inductors Product Specifications 7 1 2 3 4 5 6 Part Number OCL 20% (nH) FLL Min. (nH) I (Amps) I 1 25C (Amps) I 2 125C (Amps) DCR (m) 20C K-factor rms sat sat FP1109-R20-R 205 122 69 52 233 FP1109-R23-R 247 147 55 41 233 FP1109-R27-R 270 160 51 38 233 FP1109-R33-R 311 185 35 44 33 0.42 10% 233 FP1109-R47-R 463 275 27 20 233 FP1109-R58-R 548 325 22.5 17 233 FP1109-1R0-R 950 565 11.5 8.5 233 1 Open Circuit Inductance (OCL) Test Parameters: 100kHz, 0.10V , 0.0Adc 4I 1: Peak current for approximately 30% rolloff at +25C. rms sat 2 Full Load Inductance (FLL) Test Parameters: 100kHz, 0.1V ,I 1 5I 2: Peak current for approximately 30% rolloff at +125C. rms sat sat 3I : DC current for an approximate temperature rise of 40C without core loss. Derating is -3 rms 6 K-factor: Used to determine B for core loss (see graph). B = K L I 10 ,B : (Gauss), * * * p-p p-p p-p necessary for AC currents. PCB pad layout, trace thickness and width, air-flow and proximity of K: (K-factor from table), L: (inductance in nH),I (peak-to-peak ripple current in amps). other heat generating components will affect the temperature rise. It is recommended the part 7 Part Number Definition: FP1109-xxx-R temperature not exceed 125C under worst case operating conditions verified in the end FP1109 = Product code and size application. xxx= Inductance value in H, R = decimal point. If no R is present, then third character = of zeros -R suffix = RoHS compliant Dimensions- mm Front View Top View Side View Recommended Pad Layout Schematic 2 1 2.5 nom. 3.0 (2x) 9.0 11.2 (2X) 11.4 max max 2 4.10 ref 2.03 ref (2X) 1 3.0 11.2 max (2X) Part Marking: FP1109 xxx = Inductance value in H. (R = Decimal point). If no R is present, then last character is of zeros wwllyy = Date code R = Revision level Packaging information - mm 4.00 1.5 dia. +0.1/-0.0 2.00 1.5 dia. min 1.75 Section A-A 1 11.50 24.0 0.3 17.5 11.4 2 11.4 9.3 2.0 User direction of feed 20.00 16.4 Supplied in tape-and-reel packaging, 350 parts per reel, 13 diameter reel. www.eaton.com/electronics 2 FP1109-xxx wwllyy R