lm257x-h470 PCA Electronics Inc., lm257x-h470 Datasheet - Page 27

• Manufacturer Part Number: lm257x-h470
• Description: Contents Surface Mount Power Inductor
• Manufacturer: PCA Electronics Inc.

PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
EPI100542F4747
EPI150452F4747
EPI180392F4747
EPI220362F4747
EPI330302F4747
EPI390272F4747
EPI470252F4747
EPI560232F4747
EPI680212F4747
EPI820192F4747
EPI101172F4747
EPI151142F4747
EPI221112F4747
EPI331951F4747
EPI471791F4747
EPI561731F4747
EPI681671F4747
EPI821601F4747
EPI102551F4747
Number
E L E C T R O N I C S I N C .
Part
Product performance is limited to specified parameters. Data is subject to change without prior notice.
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
± .300)
± .012
(12.00
(5.00)
.472
.197
Note :
1. Temperature Rise : 40°C Max. @ Idc
2. Inductance Change at Idc : 10% Approximate.
x
x x x
x x x
x x
x
x x x x x x
± .300)
(12.00
(µH ± 20%)
± .012
(7.60)
.472
.299
@ 0 Adc
Induct.
1000
100
150
220
330
470
560
680
820
10
15
18
22
33
39
47
56
68
82
CSIXXXXXXF4747
Primary Specification
.315 Max.
Inductance Value
(8.00)
Package F4747
• Low loss material ensures operation in high frequency
• Also suitable for use in High Quality Filter Applications
• Low Profile version for High Current Applications
Marking:
PCA
switching converters, such as Buck, Boost or as output
averaging filter inductor
Rev. 2
(5.40)
8/26/02
.213
EPI F4747 Series
Recommended
Pad Layout
(Ω Max.)
(12.80)
.504
DCR
.022
.027
.040
.044
.065
.073
0.10
0.11
0.14
0.16
0.22
0.28
0.39
0.64
0.98
1.07
1.46
1.64
1.82
(7.00)
.276
TEL: [phone]
FAX: [phone]
http://www.pca.com
(Amp)
5.40
4.50
3.90
3.60
3.00
2.75
2.50
2.35
2.10
1.95
1.70
1.42
1.16
0.95
0.79
0.73
0.67
0.60
0.55
Idc