lm257x-h470 PCA Electronics Inc., lm257x-h470 Datasheet - Page 9

• 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
EPI0L7143BH38
EPI0L9133BH38
EPI1L3123BH38
Number
Part
E L E C T R O N I C S I N C .
(µH ± 15%)
@ 0 Adc
Induct.
1.76
0.9
1.3
Product performance is limited to specified parameters. Data is subject to change without prior notice.
(Ω Typ.)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
.0016
.0024
.0028
DCR
.370 Max.
Pin 1
(9.40)
I.D.
(µH 20%)
Induct.
@ Idc
*Coil must clear Seating Plane by .010/0.25
0.72
0.99
1.31
x x x
x x
x
x
x x x
x x
x x x
x x
x
x
x
x
x x
x x
CSIXXXXXXBH38
(15.24)
Max.
.600
PCA
D.C.
• Low loss material ensures operation in high frequency switching
• Also suitable for use in high quality filter applications
• 250 KHz & 500 KHz Switching Frequency
CSIXXXXXXBH38
x
x
x
x x
x
x
x
x
x
x
x
Primary Specification
*Seating Plane
converters, such as Buck, Boost or as output averaging filter inductor
Coplanarity : .005/.013
13.3
Package BH38
Idc
(A)
14
12
(15.62)
Schematic
Max.
.615
@ Vt1
(mW)
22.4
Rev. 2
47
47
Core Loss
(11.18)
.440
3/5/03
EPI BH38 Series
@ Vt2
(mW)
22.4
x
x
47
47
(12.70)
(12.70)
Layout
.500
.500
Pad
x x
x
x
x
x
x
x x x x x x
x x
x
x
x
x
x
.080 (2.03)
(V-µSec)
250 KHz
Vt1
1.8
1.6
2.6
(V-µSec)
500 KHz
1.04
Vt2
1.2
1.7
°C (Typ.)
@ Vt1
TEL: [phone]
FAX: [phone]
http://www.pca.com
39
47
47
Temp.Rise
°C (Typ.)
@ Vt2
39
47
47