HC1-R57-R Eaton

Effective October 2015 Technical Data 4328 Supersedes May 2008 HC1 High current inductor Applications Distributed power systems DC-DC converters General-purpose low voltage supplies Computer systems Servers Industrial Equipment Data networking and storage systems Product description Environmental data Storage temperature range (component): Designed for high current, low voltage applications -40C to +125C Operating temperature range: -40C to +125C Low DCR, high efficiency (ambient + self-temperature rise). Foil construction for higher frequency circuit Solder reflow temperature: J-STD-020D designs Frequency range 1kHz to 1MHz Ferrite core material PbHC1-XXX wwllyyR HC1 Technical Data 4328 Effective October 2015 High current inductor Product specifications 1 2 3 4 Part number OCL (H) 15% l amps (approx.) l amps (approx.) DCR ( ) maximum 20C Volt-sec (V s) ref. rms sat HC1-R22-R 0.218 51.42 40.5 0.00036 1.83 HC1-R30-R 0.291 51.42 31.8 0.00036 1.83 HC1-R57-R 0.572 37.83 33.4 0.00068 3.66 HC1-R87-R 0.866 28.01 31.0 0.00123 5.49 HC1-1R0-R 1.12 28.01 25.4 0.00123 5.49 HC1-1R7-R 1.66 22.30 22.2 0.0020 7.33 HC1-2R3-R 2.29 22.30 16.7 0.0020 7.33 HC1-3R6-R 3.59 16.76 13.4 0.0035 9.16 HC1-5R1-R 5.15 12.79 11.2 0.0057 10.99 HC1-7R8-R 7.85 12.79 6.7 0.0057 10.99 HC1-100-R 10.5 12.79 5.3 0.0057 10.99 1. OCL (Open Circuit Inductance) Test parameters: 300kHz, .25V , 0.0Adc & I . 4. Applied Volt-Time product (V-s) across the inductor. This value represents the applied V-s at 200kHz rms sat 2. I Amps for approximately T of 40C. DC current for an approximate T of 40C without necessary to generate a core loss equal to 10% of the total losses for 40C temperature rise. rms core loss. Derating is necessary for AC currents. It is recommended that the temperature of the part See Core Loss Graph. not exceed 125C under worst case operating conditions verified in the end application. 5. Part number definition - HC1-xxx-R: 3. I Amps Peak for approximately 30% rolloff 20C. HC1 = Product code and size sat -xxx = Inductance value R = Decimal point (if no R is present, last character equals number of zeros ) -R Suffix = RoHS compliant Dimensionsmm Top View Side View Front View Recommended Pad Layout Schematic (Componenet Side) 4.5 4.5 1 10.0 13.0 4.9 Typ. Max. 10.0 Max. 2 1 2 14.5 2.2 13.0 xxx = Inductance value Typ. wwllyy = Date code R = Revision level Max. Packaging information (mm) Supplied in tape and reel packaging, 250 parts per reel, 13 diameter reel. 4.0 1.5 dia +0.1/-0.0 2.0 1.5 dia A min 1.7 1 11.5 24.0 +/-0.3 13.4 2 2.0 10.3 A 20.0 SECTION A-A 13.4 User direction of feed www.eaton.com/elx 2