SMT Power Inductor EPA3903G ELECTRONICS INC. • High Power Density • • High Efficiency Shielded • • UL 94V-0 Recognized Materials • • UL 1446 Class B Insulation System • • Low loss material ensures operation in High Frequency Switching • Converters, such as Buck, Boost Inductors & Resonant Converters • Also suitable for use in High Frequency Filtering Applications • Electrical Parameters @ 25° C Inductance (µH ± 20%) @ 0 Adc DCR (Ω Typ.) 100 KHz, 0.25 Vrms @ 20°C 0.894 0.0023 Irms (Amperes) Isat (Amperes) V µSec. (Typ.) 15.5 23.6 4.43 Notes : 1. Temperature Rise : 40°C @ Irms 2. Inductance Drop : 30% Approximate @ Isat Schematic 1 2 Package .236 Max. (6.00) .492 Max. (12.50) .492 Max. (12.50) .193 Typ. (4.90) PCA EPA3903G D.C. .081 (2.050) .543 (13.80) Suggested Pad Layout .217 (5.50) .152 (3.85) Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 CSA3903G Rev. - 5/16/02 Product performance is limited to specified parameters. Data is subject to change without prior notice. TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com