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LM259X-L20 PDF预览

LM259X-L20

更新时间： 2024-11-29 03:03:31
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PCA /
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Surface Mount Power Inductor

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LM259X-L20 数据手册

  
Surface Mount Power Inductor  
E L E C T R O N I C S I N C .  
EPI B38 Series  
• 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  
• 200 KHz & 500 KH KHz Switching Frequency  
• Low Cost Inductor  
Primary Specification  
Temp. Rise  
Vt1  
Vt2  
Vt3  
Part  
DCR  
Inductance  
(µH 15ꢀ)  
@ Idc  
Idc  
National  
Semicon.  
Chip  
Inductance  
(µH 15ꢀ)  
@ 0 Adc  
@ Vt1 @ Vt2  
@ Vt3  
°C  
(V-µsec) (V-µsec) (V-µsec)  
Number  
(Ω Typ.)  
(Amps)  
°C  
°C  
@
@
@
(Typ.)  
(Typ.)  
(Typ.)  
200 KHz 500 KHz 150 KHz  
1.1  
1.9  
EPI1L1942B38  
EPI1L9802B38  
EPI3L0662B38  
EPI5L0502B38  
EPI6L6442B38  
EPI100342B38  
EPI120282B38  
EPI150262B38  
EPI180232B38  
EPI220182B38  
EPI270162B38  
EPI330142B38  
EPI390122B38  
EPI470112B38  
EPI560102B38  
EPI680102B38  
EPI2L8802B38  
EPI4L9542B38  
EPI170272B38  
EPI600132B38  
EPI101821B38  
EPI151661B38  
EPI201901B38  
EPI221551B38  
EPI331421B38  
EPI381721B38  
---  
1.3  
2.3  
.004  
.005  
.006  
.013  
.020  
.030  
.042  
.046  
.062  
.087  
.097  
.130  
.174  
.248  
.268  
.300  
.0063  
.0132  
.050  
.180  
.365  
.560  
.434  
.836  
1.30  
.783  
9.4  
8.0  
6.6  
5.0  
4.4  
3.4  
2.8  
2.6  
2.3  
1.8  
1.6  
1.4  
1.2  
1.1  
1.0  
1.0  
8.0  
5.4  
2.7  
1.3  
.82  
.66  
.90  
.55  
.42  
.72  
2.3  
1.0  
1.3  
1.6  
2.0  
2.3  
2.8  
3.1  
3.4  
3.7  
4.0  
4.5  
5.0  
5.3  
5.9  
6.4  
7.8  
2.0  
2.8  
5.2  
9.4  
12  
---  
40  
39  
35  
40  
37  
40  
40  
38  
39  
35  
32  
33  
32  
37  
34  
37  
46  
46  
43  
37  
32  
32  
42  
32  
30  
46  
40  
39  
35  
40  
37  
40  
40  
38  
39  
35  
32  
33  
32  
37  
34  
37  
46  
46  
43  
37  
32  
32  
42  
32  
30  
46  
---  
---  
---  
---  
---  
---  
---  
41  
---  
38  
---  
36  
---  
40  
---  
40  
---  
---  
---  
---  
35  
35  
---  
35  
33  
---  
---  
3.1  
---  
3.0  
---  
3.6  
3.9  
---  
5.0  
---  
6.0  
5.0  
---  
6.6  
---  
8.1  
5.8  
---  
10.0  
12.0  
15.0  
18.0  
22.0  
27.0  
33.0  
39.0  
47.0  
56.0  
68.0  
2.8  
---  
11.6  
14.4  
17.4  
20.7  
24.0  
30.0  
37.0  
41.6  
52.0  
60.5  
76  
7.0  
---  
---  
7.8  
---  
LM259X-L25  
8.5  
12.7  
---  
---  
9.3  
LM259X-L24  
10.0  
11.3  
12.4  
13.3  
14.8  
16.0  
19.5  
3.8  
14.7  
---  
---  
LM259X-L23  
18  
---  
---  
LM259X-L22  
22  
---  
---  
LM259X-L21  
26  
---  
---  
3.6  
4.9  
---  
6.1  
5.0  
---  
17  
---  
---  
20.7  
69.7  
113  
166  
260  
242  
360  
518  
9.0  
---  
60  
17  
---  
100  
150  
200  
220  
330  
380  
LM259X-L20  
LM259X-L19  
---  
21.5  
26  
32  
38.7  
---  
14.8  
18.2  
17.6  
21.6  
26  
33  
LM259X-L18  
LM259X-L17  
---  
31.5  
38.5  
46.5  
46.7  
56.7  
---  
Package B38  
Application  
.545  
.060 (1.52)  
Unregulated  
DC Input  
(13.94)  
Feedback  
Output  
Regulated  
Output  
Load  
+Vin  
LM259X  
LX  
µH  
Vsw  
PCA  
Suggested  
Pad  
.520  
.550  
+
EPIXXXXXXB38  
D.C.  
Cin  
(13.21)  
(103.97)  
+
Latout  
Cout  
D1  
1N5822  
Gnd  
On/Off  
.510  
(12.95)  
Notes :  
.350 Max.  
(8.89)  
1. Core loss at ref. Vt 1 & VT 2 = 37 mW  
2. Core loss at ref. Vt 3 = 67 mW  
3. Inductance change at Idc: 20ꢀ Max.  
4. Coplanarity within .005” Max.  
.510  
(12.95)  
Note: Coplanarity within .005” Max.  
Unless Otherwise Specified Dimensions are in Inches /mm  
.010 /.25  
Product performance is limited to specified parameters. Data is subject to change without prior notice.  
CSIXXXXXXB38 Rev. 6 3/5/03  
PCA ELECTRONICS, INC.  
16799 SCHOENBORN ST.  
NORTH HILLS, CA 91343  
TEL: (818) 892-0761  
FAX: (818) 894-5791  
http://www.pca.com  
1

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