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SRF1260_13

更新时间： 2024-10-02 01:09:31
品牌 Logo 应用领域
伯恩斯 - BOURNS /
页数 文件大小 规格书
2页 356K
描述
Dual-Winding Shielded Power Inductors

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SRF1260_13 数据手册

 浏览型号SRF1260_13的Datasheet PDF文件第2页 
Features  
Applications  
■ SEPIC topology  
■ Power supplies for:  
■ Multiple applications: parallel, series,  
dual-inductor and transformer  
■ Magnetically shielded, low radiation  
■ Inductance range: 0.47 to 4000 μH  
■ Rated current up to 17.6 A  
■ RoHS compliant*  
- Communication equipment  
- Notebooks, desktop computers,  
servers  
- LCDs, flat panels, backlights  
- Camcorders, HDTVs, car audio  
systems  
220  
SRF1260 Series - Dual-Winding Shielded Power Inductors  
Electrical Specifications @ 25 °C  
General Specifications  
Test Voltage..................................0.25 V  
Hi-pot.................500 Vrms, 3 mA, 3 sec.  
Reflow Soldering .. 230 °C; 50 sec. max.  
Operating Temperature  
Parallel Rating  
Series Rating  
DCR  
Inductance  
DCR  
Inductance  
Bourns  
Part No.  
@ 100 KHz Tol.  
(Ω)  
Irms Isat @ 100 KHz Tol.  
(Ω)  
Irms  
(A)  
Isat  
(A)  
L (μH)  
0.47  
1.0  
1.5  
2.2  
3.3  
4.7  
6.8  
8.2  
10  
(%)  
Max.  
(A)  
(A)  
33  
L (μH)  
1.88  
4
(%)  
Max.  
................................. -40 °C to +125 °C  
(Temperature rise included)  
SRF1260-R47Y  
SRF1260-1R0Y  
SRF1260-1R5Y  
SRF1260-2R2Y  
SRF1260-3R3Y  
SRF1260-4R7Y  
SRF1260-6R8Y  
SRF1260-8R2Y  
SRF1260-100M  
SRF1260-150M  
SRF1260-220M  
SRF1260-330M  
SRF1260-470M  
SRF1260-680M  
SRF1260-820M  
SRF1260-101M  
SRF1260-151M  
SRF1260-221M  
SRF1260-331M  
SRF1260-471M  
SRF1260-681M  
SRF1260-821M  
SRF1260-102M  
30 0.0053 17.6  
30 0.0212 8.8  
16.5  
30 0.0062 15  
23.6  
30 0.026 7.51 11.8  
30 0.0302 6.89 9.15  
Storage Temperature .. -40 °C to +125 °C  
Resistance to Solder Heat  
30 0.0073 13.8 18.3  
6
30 0.0085 10.9  
15  
8.8  
30 0.0333 5.46  
7.5  
...............................+260 °C for 10 sec.  
30 0.0101 9.26 12.7  
30 0.0137 7.18 9.71  
30 0.0186 6.64 8.68  
30 0.0194 5.54 7.86  
20 0.0246 5.35 7.17  
20 0.0329 4.27 5.69  
20 0.0451 3.7 4.71  
20 0.0618 3.28 3.84  
20 0.086 2.71 3.24  
20 0.117 2.22 2.7  
13.2  
18.8  
27.2  
32.8  
40  
30 0.0372 4.63 6.35  
30 0.0479 3.59 4.86  
30 0.0672 3.32 4.34  
30 0.0737 2.77 3.93  
20 0.0934 2.67 3.59  
20 0.125 2.13 2.85  
20 0.172 1.84 2.36  
20 0.256 1.64 1.92  
Materials  
Core..............................................Ferrite  
Wire ............................Enameled copper  
Base ................................................LCP  
Adhesive.............................. Epoxy resin  
Terminal..............................................Sn  
Rated Current  
15  
60  
22  
88  
33  
132  
188  
272  
328  
400  
600  
880  
1320  
1880  
2720  
3280  
4000  
47  
20 0.34  
1.35 1.62  
............ Inductance drops 30 % at Isat  
Temperature Rise.....40 °C at rated Irms  
Packaging....... 400 pcs. per 13-inch reel  
68  
20 0.444 1.11 1.35  
82  
20 0.15  
2.05 2.39  
20 0.568 1.03 1.2  
100  
150  
220  
330  
470  
680  
820  
1000  
20 0.171 1.78 2.2  
20 0.254 1.48 1.81  
20 0.354 1.19 1.51  
20 0.574 1.06 1.22  
20 0.656 0.892 1.1  
20 0.972 0.739 0.905  
20 1.416 0.594 0.755  
How to Order  
20 2.29  
0.53 0.61  
SRF1260 - 100M  
20 0.83  
20 1.212  
20 1.46  
0.87 1.02  
0.7 0.85  
0.6 0.77  
20 3.197 0.434 0.51  
20 4.635 0.35 0.425  
20 5.363 0.301 0.385  
20 6.782 0.283 0.35  
Model  
Value Code (see table)  
20 1.854 0.57 0.7  
Product Dimensions  
Electrical Schematic  
12.50  
MAX.  
(.492)  
1
2
1
2
1
2
N1  
N2  
N1  
N2  
N1  
N2  
12.50  
(.492)  
MAX.  
3
4
3
4
3
4
PARALLEL  
SERIES  
Recommended Layout  
6.00 0.2  
(.236 .00ꢀ)  
4.50  
(.204)  
4.50  
(.204)  
2.15  
(.085)  
2.15  
(.085)  
MM  
(INCHES)  
DIMENSIONS:  
2
3
5.00 0.3  
(.197 .012)  
2
3
1
4
1
4
13.00  
(.512)  
13.00  
(.512)  
5.00 0.3  
(.197 .012)  
2
3
1
4
1.28  
(.050)  
1.28  
(.050)  
DUAL INDUCTOR MODE  
SERIES MODE  
1.ꢀ0 0.2  
(.071 .00ꢀ)  
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.  
Specifications are subject to change without notice.  
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.  
Users should verify actual device performance in their specific applications.  
12

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