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Details, datasheet, quote on part number:EPI681132AC5
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Datasheet text preview:
Thru-Hole Power Inductor
ELECTRONICS INC.
EPI AC5 Series
· Optimized for National's LM257X 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 · 52 KHz Switching Frequency · Low Cost Inductor
Primary Specification
Part Number EPI221302AC5 EPI331302AC5 EPI471202AC5 EPI681132AC5 EPI102951AC5 National Semiconductor Chip LM257X-H220 LM257X-H330 LM257X-H470 LM257X-H680 LM257X-H1000 Induct. (µH ± 20%) @ 0 Adc 260 437 542 757 1093 DCR ( Typ.) .090 .117 .210 .247 .297 Induct. (µH 10%) @ Idc 220 330 470 680 1000 Idc (mA) 3000 3000 2000 1300 950 Core Loss @ Vt1 (mW) 510 280 210 150 110 Vt1 (V-µSec) 52 KHz 230.8 230.8 230.8 230.8 230.8 Temp.Rise @ Vt1 °C (Typ.) 23 26 20 12 9
Applications
Feedback +Vin Cin +
7V-40V (60V for HV) Unregulated DC Input
LM257X
Vsw
Output D1 1N5822
LX µH + Cout
+5V Regulated Output Load
Gnd
On/Off
Package AC5
Pad Layout .060 Ø (1.52) .500 (12.70)
1.300 (33.02) .700 (19.78)
1.400 Max. (35.56)
.625 (15.75)
.110/.150 (2.79/3.81)
.500 (12.70)
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.
CSIXXXXXXAC5 Rev. 1 3/5/03
TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com
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