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| Surface Mount Power Inductor ELECTRONICS INC. EPI B20 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 EPI1L0342B20 EPI4L7122B20 EPI6L8951B20 EPI100801B20 EPI150701B20 EPI220601B20 EPI330441B20 EPI470371B20 EPI680321B20 EPI101261B20 EPI151211B20 EPI221181B20 National Semiconductor Chip ----------LM259X-L7 LM259X-L6 LM259X-L5 LM259X-L4 LM259X-L3 LM259X-L2 LM259X-L1 Induct. (H 20%) @ 0 Adc 1.05 5.2 7.5 10.9 16.8 25 36.5 51.6 75 110 166 248 DCR ( Typ.) .011 .051 .061 .094 .148 .224 .343 .408 .625 .958 1.476 2.225 Induct. (H 15%) @ Idc 0.9 4.7 6.8 10 15 22 33 47 68 100 150 220 Idc (mA) 3400 1200 950 800 700 600 440 370 320 260 210 180 Core Loss @ Vt1 @ Vt2 (mW) (mW) ----------23.4 23.4 23.4 23.4 23.4 23.4 23.4 6.5 23.4 23.4 23.4 23.4 --------------Vt1 (V-Sec) 150 KHz ----------6.6 8.0 9.3 11.3 14 17 20.6 Vt2 (V-Sec) 260 KHz 0.5 2.0 2.4 3.0 3.6 --------------Temp.Rise @ Vt1 @ Vt2 C (Typ.) C (Typ.) 54 --40 --34 --35 --40 ----42 --38 --34 --37 --37 --37 --40 Application Unregulated DC Input Feedback +Vin Regulated Output Load + Cout LM259X Vsw Output D1 1N5822 LX H Cin + Gnd On/Off Package B20 .330 (8.83) PCA EPIXXXXXXB20 D.C. .060 (1.52) .330 (8.38) .300 (7.62) Suggested Pad Latout .270 (6.86) .270 Max. (6.86) .260 (6.60) 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. CSIXXXXXXB20 Rev. 3 3/5/03 TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com |
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