lm257x-h470 PCA Electronics Inc., lm257x-h470 Datasheet - Page 7

• 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
EPI100402B37F
EPI150322B37F
EPI250252B37F
EPI560172B37F
EPI820142B37F
EPI101132B37F
EPI151102B37F
EPI221811B37F
EPI331651B37F
EPI471531B37F
Number
Part
E L E C T R O N I C S I N C .
Inductance
(µH ± 15%)
@ 0 Adc
151.7
219.3
330.6
470.9
Product performance is limited to specified parameters. Data is subject to change without prior notice.
10.4
14.6
24.9
56.0
82.6
99.4
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
x x
x x
x x
x x
x x x x
x
x
x x
x x
x
EPIXXXXXB37F
.500 Max.
(12.70)
(Ω Typ.)
PCA
D.C.
1.021
x
x x
x x x x x x
x
x x
x x
x
x x
x x x
DCR
.020
.028
.048
.115
.172
.235
.371
.446
.691
Electrical Parameters @ 25° C
Note: Coplanarity within .005” Max.
• Core Loss @ Vt : 25 mW •
CSIXXXXXXB37F
(12.70
(5.46)
Max.
Max.
.500
.215
• Low loss material ensures operation in high frequency
• Also suitable for use in high quality filter applications
• Up to 1 MHz Switching Frequency
• UL 94V-0 Recognized Materials
Package
(Amps)
switching converters, such as Buck, Boost or as output
averaging filter inductor
Idc
4.0
3.2
2.5
1.7
1.4
1.3
1.0
.81
.65
.53
Rev. 3
(12.70)
.500
12/17/02
EPI B37F Series
Suggested
Inductance
(µH ± 15%)
(10.03
(10.03)
Latout
.060 (1.52)
.395
Pad
.395
@ Idc
13.4
135
198
308
448
9.2
23
50
75
90
x x x
@ 265 KHz
(V-µsec)
105.7
126.5
18.9
22.3
29.1
43.8
53.3
58.2
71.7
86.8
Vt
TEL: [phone]
FAX: [phone]
http://www.pca.com
Temp. Rise
(°C Typ.)
@ Idc
50
47
48
52
53
60
57
47
47
46