lm257x-h470 PCA Electronics Inc., lm257x-h470 Datasheet - Page 17

• 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
EPZ3033-332
EPZ3033-392
EPZ3033-472
EPZ3033-562
EPZ3033-682
EPZ3033-822
EPZ3033-103
EPZ3033-123
EPZ3033-153
EPZ3033-183
EPZ3033-223
EPZ3033-273
EPZ3033-333
EPZ3033-393
EPZ3033-473
EPZ3033-563
EPZ3033-683
EPZ3033-104
EPZ3033-124
EPZ3033-222
EPZ3033-154
Number
Part
(21.10)
.830
E L E C T R O N I C S I N C .
(27.20)
(10.20)
1.070
.400
Product performance is limited to specified parameters. Data is subject to change without prior notice.
(mH ± 25%)
Inductance
@ 1 KHz
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
100
120
150
Package
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
.025 Sq.
.175 (4.40)
(.635)
9
7
Electrical Parameters @ 25° C
CSZ3033-Xb
(26.90)
(21.80)
(15.75)
1.060
• Used in Power AC Line Filters, AC-AC Converters
• UL 94V-0 Recognized Components
• UL 1446 Class B Insulation System
• Meets or exceeds CSA/IEC/VDE/UL Specifications for
• 50 Hz - 500 Hz Switching Frequency
• 3750 Vrms Isolation
• In EE25 Standard Package
.860
.620
(Ω Max.)
and Switching Power Supplies
Creepage, Clearance and Dielectric Strength
DCR
.32
.40
.45
.50
.60
.70
.80
.90
1.0
1.3
1.5
1.8
2.2
2.6
2.8
4.0
5.0
5.5
6.4
7.8
9.0
Rev. 1
2
4
7/18/02
EPZ3033-X
(Amperes Max.)
Current Rating
1.1
1.1
.88
.88
.88
.88
.70
.70
.70
.55
.55
.44
.44
.44
.44
.35
.27
.27
.27
.27
.27
L1
2
4
Schematic
Temperature Rise
@ Max. Current
TEL: [phone]
FAX: [phone]
http://www.pca.com
(°C Max.)
L2
18
22
16
18
21
25
18
20
22
18
21
16
19
23
25
22
16
18
21
17
20
7
9