Effective October 2017 Technical Data 10277 Supersedes August 2014 HCMA1305 Automotive grade High current power inductors Applications Body electronics Central body control module Vehicle access control system Headlamps, tail lamps and interior lighting Heating ventilation and air conditioning controllers (HVAC) Doors, window lift and seat control Advanced driver assistance systems Basic and smart surround, and rear and front view camera Adaptive cruise control (ACC) Product features Automatic parking control AEC-Q200 qualified Collision avoidance system/Car black box system High current carrying capacity Infotainment and cluster electronics Low core losses Audio subsystem: head unit and trunk amp Magnetically shielded, low EMI Digital instrument cluster Frequency range up to 5 MHz In-vehicle infotainment (IVI) and navigation Inductance range from 0.1 H to 33 H Chassis and safety electronics Current range from 5.2 A to 118 A Airbag control unit 13.8 mm x 12.5 mm footprint surface mount package in a 5.0 mm height Electronic Stability Control system (ESC) Iron powder core material Electric parking brake Electronic Power Steering (EPS) Environmental Data Storage temperature range (Component): -55 C to +125 C Operating temperature range: -55 C to +125 C (ambient plus self-temperature rise) Solder reflow temperature: J-STD-020 (latest revision) compliant HALOGEN HF Pb FREEHCMA1305 Technical Data 10277 Effective October 2017 Automotive grade high current power inductors Product Specifications DCR (m) DCR (m) 1 2 3 4 OCL FLL Min. I I +20 C +20 C rms sat 6 5 Part Number (H) 20% (H) (A) (A) nominal maximum K-factor HCMA1305-R10-R 0.10 0.064 55 118 0.52 0.59 848 HCMA1305-R22-R 0.22 0.14 51 110 0.63 0.72 843 HCMA1305-R33-R 0.33 0.21 42 80 0.80 0.92 506 HCMA1305-R47-R 0.47 0.30 38 65 0.80 0.92 506 HCMA1305-R56-R 0.56 0.36 36 55 1.15 1.33 500 HCMA1305-R68-R 0.68 0.44 34 54 1.15 1.33 500 HCMA1305-R82-R 0.82 0.52 31 53 1.40 1.61 358 HCMA1305-1R0-R 1.00 0.64 29 50 2.10 2.42 275 HCMA1305-1R5-R 1.50 0.96 23 48 2.75 3.16 225 HCMA1305-1R8-R 1.80 1.15 21 40 4.00 4.60 216 HCMA1305-2R2-R 2.20 1.41 20 32 4.60 5.29 191 HCMA1305-3R3-R 3.30 2.11 15 32 7.70 9.20 170 HCMA1305-4R7-R 4.70 3.01 12 27 11.0 12.7 161 HCMA1305-5R6-R 5.60 3.58 11.5 22 12.0 13.8 142 HCMA1305-6R8-R 6.80 4.35 11 21 13.0 15.0 129 HCMA1305-7R8-R 7.80 4.99 10 18.5 16.8 19.4 117 HCMA1305-8R2-R 8.20 5.25 9.5 18 17.5 20.1 117 HCMA1305-100-R 10.0 6.40 9.0 16 19.0 21.9 90 HCMA1305-150-R 15.0 9.60 7.7 13 29.0 33.4 74 HCMA1305-220-R 22.0 14.1 6.2 10 45.0 51.8 63 HCMA1305-330-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 * I. p-p p-p 2. Full Load Inductance (FLL) Test Parameters: 100 kHz, 0.25 V , I , +25 C. B : (Gauss), K: (K-factor from table), L: (Inductance in H), I (Peak to peak rms sat p-p ripple current in amps). 3. I : DC current for an approximate temperature rise of 40 C without core rms loss. Derating is necessary for AC currents. PCB layout, trace thickness and 6. Part Number Definition: HCMA1305-yyy-R width, air-flow, and proximity of other heat generating components will affect - HCMA1305 = Product code and size the temperature rise. It is recommended that the temperature of the part not yyy= Inductance value in H, R = decimal point, exceed +125 C under worst case operating conditions verified in the end if no R is present then third character equals number of zeros. application. -R suffix = RoHS compliant www.eaton.com/ electronics 2