Effective August 2018 Technical Data 10349 Supersedes October 2017 HCMA1104 Automotive grade High current power inductors Applications Body electronics Central body control module Vehicle access control system Headlamps, tai lamps and interior lighting Heating ventilation and air conditioning con- trollers (HVAC) Doors, window lift and seat control Advanced driver assistance systems Adaptive cruise control (ACC) Automatic parking control Collision avoidance system Car black box system Product features Infotainment and cluster electronics AEC-Q200 qualified Audio subsystem: head unit and trunk amp High current carrying capacity Digital instrument cluster Magnetically shielded, low EMI In-vehicle infotainment (IVI) and navigation Frequency range up to 5 MHz Chassis and safety electronics Inductance range from 0.2 H to 22 H Airbag control unit Current range from 5 A to 45 A Electronic stability control system (ESC) 11.5 mm x 10.3 mm footprint surface mount Electric parking brake Voltage Regulator package in a 4.0 mm height Module (VRM) Iron powder core material Environmental data Storage temperature range (Component): -55 C to +125 C Operating temperature range: -55 C to +125 C (ambient + self-temperature rise) Solder reflow temperature: J-STD-020 (latest revision) compliant HALOGEN Pb HF FREEHCMA1104 Technical Data 10349 Effective August 2018 Automotive grade high current power inductors Product Specifications DCR (m) DCR (m) 1 2 3 4,5 OCL FLL (H) I I typical maximum rms sat 7 6 Part Number (H) 20% minimum (A) (A) +20 C +20 C K-factor HCMA1104-R20-R 0.20 0.13 32 45 0.63 0.72 411 HCMA1104-R36-R 0.36 0.23 30 42 1.04 1.20 269 HCMA1104-R45-R 0.45 0.29 29 36 1.07 1.23 219 HCMA1104-R56-R 0.56 0.36 25 32 1.56 1.80 230 HCMA1104-R90-R 0.90 0.58 22 28 2.17 2.50 236 HCMA1104-1R0-R 1.0 0.56 18 28 3.0 3.3 378 HCMA1104-1R5-R 1.5 0.84 16 32 3.8 4.2 310 HCMA1104-2R2-R 2.2 1.23 12 18 6.0 7.0 253 HCMA1104-3R3-R 3.3 1.85 10 16 10.8 11.8 220 HCMA1104-4R7-R 4.7 2.63 8.5 15 17 20 175 HCMA1104-100-R 10 5.60 7.5 8.5 27 30 116 HCMA1104-220-R 22 12.3 5.0 5.5 60 66 92 1. Open Circuit Inductance (OCL) Test Parameters: 100 kHz, 0.25 Vrms, 0.0 Adc, +25 C 5. I sat: Peak current for approximately 30% rolloff +25 C HCM1104-1R0-R to HCM1104-220-R 2. Full Load Inductance (FLL) Test Parameters: 100 kHz, 0.25 Vrms, I , +25 C 6. K-factor: Used to determine B p-p for core loss (see graph). Bp-p = K * L * I. Bp-p: (Gauss), K: (K-factor from table), L: sat 3. I : DC current for an approximate temperature rise of 40 C without core loss. Derating is necessary for AC currents. (Inductance in H), I (Peak to peak ripple current in Amps). rms PCB layout, trace thickness and width, air-flow, and proximity of other heat generating components will affect the 7. Part Number Definition: HCM1104-xxx-R temperature rise. It is recommended that the temperature of the part not exceed +125 C under worst case operating HCM1104 = Product code and size conditions verified in the end application. xxx= inductance value in H, R= decimal point , 4. I : Peak current for approximately 20% rolloff +25 C- HCM1104-R20-R to HCM1104-R90-R If no R is present then last character equals number of zeros sat -R suffix = RoHS compliant Dimensions (mm) Recommended pad layout Schematic AXXX wlyy R Part marking: A=automotive grade, xxx=inductance value in uH, R= decimal point. If no R is present then last character equals number of zeros. wlyy=date code, R=revision level All soldering surfaces to be coplanar within 0.1 millimeters Tolerances are 0.3 millimeters unless stated otherwise Color: Grey Do not route traces or vias underneath the inductor 2 www.eaton.com/electronics