Effective September 2017 Technical Data 4371 Supersedes June 2014 HCM1305 High current power inductors Applications • Voltage Regulator Module (VRM) • Multi-phase regulators • Point-of-load modules • Desktop and server VRMs and EVRDs • Base station equipment • Notebook and laptop regulators • Battery power systems • Graphics cards • Data networking and storage systems Product features Environmental data • High current carrying capacity • Storage temperature range (component): -55 °C to +125 °C • Low core losses • Magnetically shielded, low EMI • Operating temperature range: -55 °C to +125 °C (ambient plus self-temperature rise) • Frequency range up to 5 MHz • Solder reflow temperature: • Inductance range from 0.10 µH to 33 µH J-STD-020 (latest revision) compliant • Current range from 5.2 A to 118 A • 13.8 mm x 12.5 mm footprint surface mount HALOGEN Pb HF package in a 5.0 mm height FREE • Iron powder core material

HCM1305 Technical Data 4371 High current power inductors Effective September 2017 Product specifications DCR (m(cid:49)) DCR (m(cid:49)) OCL1 FLL2 Min. I 3 I 4 @ +20 °C ± @ +20 °C rms sat Part Number6 (µH) ± 20% (µH) (A) (A) nominal maximum K-factor5 HCM1305-R10-R 0.10 0.064 55 118 0.52 0.59 848 HCM1305-R22-R 0.22 0.14 51 110 0.63 0.72 843 HCM1305-R33-R 0.33 0.21 42 80 0.80 0.92 506 HCM1305-R47-R 0.47 0.30 38 65 0.80 0.92 506 HCM1305-R56-R 0.56 0.36 36 55 1.15 1.33 500 HCM1305-R68-R 0.68 0.44 34 54 1.15 1.33 500 HCM1305-R82-R 0.82 0.52 31 53 1.40 1.61 358 HCM1305-1R0-R 1.00 0.64 29 50 2.10 2.42 275 HCM1305-1R5-R 1.50 0.96 23 48 2.75 3.16 225 HCM1305-1R8-R 1.80 1.15 21 40 4.00 4.60 216 HCM1305-2R2-R 2.20 1.41 20 32 4.60 5.29 191 HCM1305-3R3-R 3.30 2.11 15 32 7.70 9.20 170 HCM1305-4R7-R 4.70 3.01 12 27 11.0 12.7 161 HCM1305-5R6-R 5.60 3.58 11.5 22 12.0 13.8 142 HCM1305-6R8-R 6.80 4.35 11 21 13.0 15.0 129 HCM1305-7R8-R 7.80 4.99 10 18.5 16.8 19.4 117 HCM1305-8R2-R 8.20 5.25 9.5 18 17.5 20.1 117 HCM1305-100-R 10.0 6.40 9.0 16 19.0 21.9 90 HCM1305-150-R 15.0 9.60 7.7 13 29.0 33.4 74 HCM1305-220-R 22.0 14.1 6.2 10 45.0 51.8 63 HCM1305-330-R 33.0 21.1 5.2 8 74.5 85.5 48 1.Open Circuit Inductance (OCL) Test Parameters: 100 kHz, 0.25 V , 0.0 Adc, 4.I : Peak current for approximately 20% rolloff at +25 °C. rms sat +25 °C. 5.K-factor: Used to determine B for core loss (see graph). B = K * L * (cid:54)I. p-p p-p 2.Full Load Inductance (FLL) Test Parameters: 100 kHz, 0.25 V , I , @ +25 ° B : (Gauss), K: (K-factor from table), L: (Inductance in µH), (cid:54)I (Peak to peak rms sat p-p C. ripple current in amps). 3. Irms: DC current for an approximate temperature rise of 40 °C without core 6. Part Number Definition: HCM1305-yyy-R loss. Derating is necessary for AC currents. PCB layout, trace thickness and -HCM1305 = Product code and size width, air-flow, and proximity of other heat generating components will affect yyy= Inductance value in µH, R = decimal point, the temperature rise. It is recommended that the temperature of the part not if no R is present then third character = number of zeros. exceed +125 °C under worst case operating conditions verified in the end “-R” suffix = RoHS compliant application. 2 www.eaton.com/electronics

HCM1305 Technical Data 4371 High current power inductors Effective September 2017 Dimensions- mm Top View Side View Bottom View Recommended Pad Layout Schematic 13.3±0.5 5.0 max. 2.54±0.3 3.3 4.0±0.5 xxx 12.2±0.3 7.7 typ. 14.2 wlyy R 4.9 8.5 typ. Part Marking: xxx = Inductance value in µH, R = decimal point, if no R is present, third character = number of zeros, wlyy = (Date Code), R = (Revision Level) All soldering surfaces to be coplanar within 0.10 millimeters. Tolerances are ±0.3 millimeters unless stated otherwise. Color: Grey. Do not route traces or vias underneath the inductor Packaging information - mm Supplied in tape and reel packaging, 400 parts per 13” diameter reel. www.eaton.com/electronics 3

HCM1305 Technical Data 4371 High current power inductors Effective September 2017 Temperature rise vs. total loss 50.0 40.0 ) C ˚ ( e s Ri 30.0 e r u at r e 20.0 p m e T 10.0 0.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 Total Loss (W ) Core loss vs. Bp-p 10000 1MHz 500KH z 300KH z 200KH z 1000 100KH z ) W m ( s s o 100 L e r o C 10 1 100 1000 10000 Bp-p (Gauss) 4 www.eaton.com/electronics

HCM1305 Technical Data 4371 High current power inductors Effective September 2017 Inductance characteristics HCM1305-R33-R HCM1305-R47-R 110% 110% 100% 100% 90% 90% CL 80% CL 80% O O of of % 70% % 70% 60% 60% 50% 50% 40% 40% 0 20 40 60 80 100 120 140 0 20 40 60 80 100 120 Idc (A) Idc (A) HCM1305-R56-R HCM1305-R68-R 110% 110% 100% 100% 90% 90% CL 80% CL 80% O O % of 70% % of 70% 60% 60% 50% 50% 40% 40% 0 20 40 60 80 100 120 0 10 20 30 40 50 60 70 80 Idc (A) Idc (A) HCM1305-R82-R HCM1305-1R0-R 110% 110% 100% 100% 90% 90% CL 80% OCL 80% % of O70% % of 70% 60% 60% 50% 50% 40% 40% 0 10 20 30 40 50 60 70 0 10 20 30 40 50 60 70 80 Idc (A) Idc (A) www.eaton.com/electronics 5

HCM1305 Technical Data 4371 High current power inductors Effective September 2017 Inductance characteristics HCM1305-1R5-R HCM1305-1R8-R 110% 110% 100% 100% 90% 90% OCL 80% OCL 80% % of 70% % of 70% 60% 60% 50% 50% 40% 40% 0 5 10 15 20 25 30 35 40 45 50 55 60 0 5 10 15 20 25 30 35 40 45 50 55 60 Idc (A) Idc (A) HCM1305-2R2-R HCM1305-3R3-R 110% 110% 100% 100% 90% 90% CL 80% CL 80% O O % of 70% % of 70% 60% 60% 50% 50% 40% 40% 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 Idc (A) Idc (A) HCM1305-4R7-R HCM1305-5R6-R 110% 110% 100% 100% 90% 90% CL 80% CL 80% O O % of 70% % of 70% 60% 60% 50% 50% 40% 40% 0 5 10 15 20 25 30 35 0 5 10 15 20 25 30 Idc (A) Idc (A) 6 www.eaton.com/electronics

HCM1305 Technical Data 4371 High current power inductors Effective September 2017 Inductance characteristics HCM1305-6R8-R HCM1305-7R8-R 110% 110% 100% 100% 90% 90% CL 80% CL 80% O O % of 70% % of 70% 60% 60% 50% 50% 40% 40% 0 2 4 6 8 10 12 14 16 18 20 22 24 26 0 5 10 15 20 25 30 Idc (A) Idc (A) HCM1305-8R2-R HCM1305-100-R 110% 110% 100% 100% 90% 90% CL 80% CL 80% O O of of % 70% % 70% 60% 60% 50% 50% 40% 40% 0 2 4 6 8 10 12 14 16 18 20 22 24 26 0 2 4 6 8 10 12 14 16 18 20 22 24 26 Idc (A) Idc (A) HCM1305-150-R HCM1305-220-R 110% 110% 100% 100% 90% 90% CL 80% OCL 80% % of O 70% % of 70% 60% 60% 50% 50% 40% 40% 0 2 4 6 8 10 12 14 16 18 0 2 4 6 8 10 12 14 16 18 20 22 Idc (A) Idc (A) www.eaton.com/electronics 7

HCM1305 Technical Data 4371 High current power inductors Effective September 2017 Inductance characteristics HCM1305-330-R 110% 100% 90% CL 80% O % of 70% 60% 50% 40% 0 2 4 6 8 10 12 14 16 18 Idc (A) 8 www.eaton.com/electronics

HCM1305 Technical Data 4371 High current power inductors Effective September 2017 Solder Reflow Profile TP TTaabbllee 11 -- SSttaannddaarrdd SSnnPPbb SSoollddeerr ((TTcc)) TC -5°C Max. Ramp Up Rate = 3°C/s tP Volume Volume Max. Ramp Down Rate = 6°C/s Package mm3 mm3 Thickness <350 >_350 TL <2.5mm 235°C 220°C Preheat t A >_2.5mm 220°C 220°C e Tsmax atur TTaabbllee 22 -- LLeeaadd ((PPbb)) FFrreeee SSoollddeerr ((TTcc)) per Volume Volume Volume Tem Tsmin ts Package mm3 mm3 mm3 Thickness <350 350 - 2000 >2000 <1.6mm 260°C 260°C 260°C 1.6 – 2.5mm 260°C 250°C 245°C >2.5mm 250°C 245°C 245°C 25°C Time 25°C to Peak Time Reference JDEC J-STD-020 Profile Feature Standard SnPb Solder Lead (Pb) Free Solder Preheat and Soak (cid:129)Temperature min.(Tsmin) 100°C 150°C (cid:129)Temperature max.(Tsmax) 150°C 200°C (cid:129)Time (Tsminto Tsmax) (ts) 60-120 Seconds 60-120 Seconds Average ramp up rate Tsmaxto Tp 3°C/ Second Max. 3°C/ Second Max. Liquidous temperature (TL) 183°C 217°C Time at liquidous (tL) 60-150 Seconds 60-150 Seconds Peak package body temperature (TP)* Table 1 Table 2 Time (tp)** within 5 °C of the specified classification temperature (Tc) 20 Seconds** 30 Seconds** Average ramp-down rate (Tpto Tsmax) 6°C/ Second Max. 6°C/ Second Max. Time 25°C to Peak Temperature 6 Minutes Max. 8 Minutes Max. *Tolerance for peak profile temperature (Tp) is defined as a supplier minimum and a user maximum. ** Tolerance for time at peak profile temperature (tp) is defined as a supplier minimum and a user maximum. Life Support Policy: Eaton does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also reserves the right to change or update, without notice, any technical information contained in this bulletin. Eaton Electronics Division 1000 Eaton Boulevard Cleveland, OH 44122 United States www.eaton.com/electronics © 2017 Eaton All Rights Reserved Eaton is a registered trademark. Printed in USA Publication No. 4371 BU-SB14459 All other trademarks are property September 2017 of their respective owners.