Surface Mount Power Inductor ELECTRONICS INC. EPI BH38 Series • Low loss material ensures operation in high frequency switching converters, such as Buck, Boost or as output averaging filter inductor • Also suitable for use in high quality filter applications • 250 KHz & 500 KHz Switching Frequency Primary Specification Part Number EPI0L7143BH38 EPI0L9133BH38 EPI1L3123BH38 Induct. (µH ± 15%) @ 0 Adc DCR (Ω Typ.) Induct. (µH 20%) @ Idc Idc (A) 0.9 1.3 1.76 .0016 .0024 .0028 0.72 0.99 1.31 14 13.3 12 Core Loss @ Vt1 @ Vt2 (mW) (mW) 47 22.4 47 Vt1 (V-µSec) 250 KHz Vt2 (V-µSec) 500 KHz 1.8 1.6 2.6 1.2 1.04 1.7 47 22.4 47 Temp.Rise @ Vt1 @ Vt2 °C (Typ.) °C (Typ.) 39 39 47 47 47 47 Schematic Package BH38 .600 Max. (15.24) Pin 1 I.D. PCA CSIXXXXXXBH38 D.C. .080 (2.03) .615 Max. (15.62) .440 (11.18) Pad Layout .500 (12.70) .370 Max. (9.40) *Seating Plane .500 (12.70) *Coil must clear Seating Plane by .010/0.25 Coplanarity : .005/.013 Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 Product performance is limited to specified parameters. Data is subject to change without prior notice. CSIXXXXXXBH38 Rev. 2 3/5/03 TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com