LM259X-L12

Surface Mount Power Inductor ELECTRONICS INC. EPI B30 Series • Optimized for National’s LM259X 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 • 150 KHz & 500 KHz Switching Frequency • Low Cost Inductor Primary Specification Part Number EPI1L7312B30 EPI2L5272B30 EPI4L7192B30 EPI100152B30 EPI150132B30 EPI220102B30 EPI330831B30 EPI470701B30 EPI680581B30 EPI101481B30 EPI151391B30 EPI221321B30 EPI331261B30 National Semiconductor Chip --------LM259X-L16 LM259X-L15 LM259X-L14 LM259X-L13 LM259X-L12 LM259X-L11 LM259X-L10 LM259X-L9 LM259X-L8 Induct. (µH ± 20%) @ 0 Adc 1.8 2.66 4.95 10.6 16 24 35 51 74 108 163 242 360 DCR (Ω Typ.) .007 .008 .018 .042 .067 .101 .153 .235 .358 .535 .836 1.3 2.0 Induct. (µH 15%) @ Idc 1.7 2.5 4.7 10 15 22 33 47 68 100 150 220 330 Idc (mA) 3100 2700 1900 1500 1300 1000 830 700 580 480 390 320 260 Core Loss @ Vt1 @ Vt2 (mW) (mW) 44 44 44 44 44 44 44 44 44 44 44 44 44 44 44 44 44 ------------------Vt1 (V-µSec) 150 KHz 2.7 3.3 4.7 6.7 8.0 10.0 12.0 14.7 17.3 21.3 26.0 31.3 38.0 Vt2 (V-µSec) 260 KHz 1.6 2.0 2.8 4.0 ------------------Temp.Rise @ Vt1 @ Vt2 °C (Typ.) °C (Typ.) 22 22 21 21 21 21 26 26 29 --27 --28 --29 --30 --30 --31 --32 --32 --- Application Unregulated DC Input Feedback +Vin Regulated Output Load + Cout LM259X Vsw Output D1 1N5822 LX µH Cin + Gnd On/Off Package B30 .415 (10.80) PCA EPIXXXXXXB30 D.C. .060 (1.52) .430 (10.92) .400 (10.16) Suggested Pad Latout .360 (9.14) .360 Max. (9.14) .350 (8.89) Note: Coplanarity within .005” Max. 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. CSIXXXXXXB30 Rev. 3 3/5/03 TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com