lm257x-h470 PCA Electronics Inc., lm257x-h470 Datasheet - Page 47

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

EPI100113AVM2
EPI100153AVM2
EPI220802AVM2
EPI330802AVM2
EPI470802AVM2
EPI500492AVM2
EPI530902AVM2
EPI560802AVM2
EPI680802AVM2
EPI820902AVM2
EPI101402AVM2
EPI151402AVM2
EPI151402AVM2B
EPI221202AVM2
EPI251222AVM2
EPI331202AVM2
EPI471102AVM2
EPI501332AVM2
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Number
.054 Ø Max.
Part
(1.37 Ø)
(30.10)
(15.88)
1.185
Max.
Max.
.625
E L E C T R O N I C S I N C .
4
x
x x
x x x
x x x x
x x x x x x x
3
(µH ± 20%)
@ 0 Adc
1.250 Max.
Induct.
102.40
148.00
153.66
222.78
250.88
331.78
473.34
499.39
10.82
23.10
33.86
47.32
50.00
53.82
54.88
69.70
82.94
(20.32)
9.68
(31.75)
x x
x x
x x
x x x x
x x x x
x x
.800
x x
Product performance is limited to specified parameters. Data is subject to change without prior notice.
2
(µH ± 15%)
1
@ I Sat
Induct.
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
(5.08 ± .500)
29.42
39.26
.200 ± .020
16.8
22.6
25.9
34.5
28.5
37.6
104
178
173
248
413
346
6.7
7.0
73
99
(10.16)
.400
Package AVM2
(Ω Typ.)
.0066
DCR
.006
.009
.011
.020
.023
.017
.021
.025
.021
.048
.060
.077
.147
.161
.221
.419
.149
Bottom
View
• Low loss material ensures operation in high frequency switching
• Also suitable for use in high quality filter applications
• Up to 500 KHz Switching Frequency
• UL 1446 Class B Insulation System
• UL 94V-0 Recognized Material
• In Header Mount Package
• Low Cost Inductor
CSIXXXXXXAVM2 Rev. 1
x x
Primary Specification
converters, such as Buck, Boost or as output averaging filter inductor
Idc
(A)
8.7
4.9
4.3
1.9
3.1
15
8
8
8
9
8
8
9
4
4
2
2
1
.057 Ø Max.
(1.45 Ø)
I Sat
11.1
4.9
2.2
3.3
(A)
(20.32)
15
8
8
8
9
8
8
9
4
4
4
2
2
1
.800
1
x x
x x
x x x x
x x x x
x x x x x x x
x
EPIXXXXXXAVM2
Features of the EPI “AVM2” Series
1/23/03
Core Loss
EPI AVM2 Series
(mW)
@ Vt
Marking:
148
160
133
61
91
91
91
49
91
91
91
91
99
91
91
61
91
91
x x
x x
x x
x x x x
x x x x
x x
PCA
(10.16)
D.C.
.400
@ 100 KHz
(V-µSec.)
21.8
25.5
21.3
28.5
25.5
47.6
46.5
47.8
104
9.4
Vt
12
18
21
31
38
56
68
82
Energy
@ I Sat
1192
1204
1590
1885
(µJ)
412
787
537
722
828
415
913
584
829
795
357
419
496
207
@ Idc (°C)
Schematic A
Schematic B
Temp.
Rise
TEL: [phone]
FAX: [phone]
20
33
17
20
32
21
33
34
37
40
21
24
30
17
23
23
14
20
http://www.pca.com
1
3
1
2
Schematic
A
B
B
B
B
A
A
B
B
A
B
A
B
B
A
B
B
A