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Электронный компонент: EPI2L2802B44

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E L E C T R O N I C S I N C .
Surface Mount Power Inductor
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
150 KHz Switching Frequency for National's LM259X Series
Low loss material ensures operation in high frequency switching
converters, such as Buck, Boost or as output averaging filter inductor
Also suitable for use in high quality filter applications
500 KHz Switching Frequency
EPI B44 Series
Product performance is limited to specified parameters. Data is subject to change without prior notice.
Primary Specification
Unless Otherwise Specified Dimensions are in Inches /mm .010 /.25
CSIXXXXXXB44 Rev. 2 3/5/03
Induct.
(H 15%)
@ Idc
.82 20%
1.5 20%
2.2 20%
3.3
4.5
6.5
10
15
22
33
47
56
68
100
150
220
330
470
680
1000
Part
Number
Temp.Rise
0.92
1.60
2.55
4.31
5.74
8.26
13.5
20.0
29.5
45.0
63.75
77.0
95.0
140
202
303
451
645
930
1372
Induct.
(H 15%)
@ 0 Adc
DCR
(
Typ.)
.0036
.0048
.0061
.0079
.009
.014
.022
.027
.043
.065
.077
.121
.122
.182
.284
.427
.650
.778
1.20
1.45
Vt1
(V-Sec)
@ 500 KHz
1.2
1.6
2.0
2.6
3.0
3.6
4.6
5.6
6.8
8.4
10.0
11.0
12.2
14.8
17.8
21.8
26.6
31.8
38.2
46.4
@ Vt1
C (Typ.)
38
40
40
40
35
37
45
36
41
41
39
44
40
41
41
42
42
39
41
36
EPI0L8103B44
EPI1L5902B44
EPI2L2802B44
EPI3L3702B44
EPI4L5602B44
EPI6L5502B44
EPI100452B44
EPI150352B44
EPI220312B44
EPI330252B44
EPI470222B44
EPI560202B44
EPI680182B44
EPI101152B44
EPI151122B44
EPI221102B44
EPI331801B44
EPI471701B44
EPI681581B44
EPI102481B44
Idc
(Amps)
10.0
9.0
8.0
7.0
6.0
5.0
4.5
3.5
3.1
2.5
2.2
2.0
1.8
1.5
1.2
1.0
0.8
0.7
0.58
0.48
Vt2
(V-Sec)
@ 150 KHz
---
---
---
---
---
---
---
13.3
16.7
20.0
24.7
---
30
36.7
43.3
53.3
65.3
---
---
---
National
Semiconductor
Chip
--
---
---
---
---
---
---
LM259X-L34
LM259X-L33
LM259X-L32
LM259X-L31
---
LM259X-L30
LM259X-L29
LM259X-L28
LM259X-L27
LM259X-L26
---
---
---
@ Vt2
C (Typ.)
---
---
---
---
---
---
---
38
43
43
41
---
42
43
43
45
44
---
---
---
Package B44
.575
(14.61)
.510
(12.95)
.600
(15.24)
.510
(12.95)
.550
(13.97)
.060 (1.52)
Suggested
Pad
Latout
.390 Max.
(9.90)
Note: Coplanarity within .005" Max.
PCA
EPIXXXXXXB44
D.C.
Core Loss at Ref. Vt1 : 45 mW Core Loss at Ref. Vt2 : 72 mW
Application
+Vin
Regulated
Output
Load
LX
H
D1
1N5822
Cin
Cout
Feedback
Output
Vsw
On/Off
Gnd
LM259X
+
+
Unregulated
DC Input