SRP2512-1R5M [BOURNS]

SRP2512 Series - SMD Power Inductors;
SRP2512-1R5M
型号: SRP2512-1R5M
厂家: BOURNS ELECTRONIC SOLUTIONS    BOURNS ELECTRONIC SOLUTIONS
描述:

SRP2512 Series - SMD Power Inductors

文件: 总4页 (文件大小:230K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
Features  
Applications  
Wirewound construction  
Iron powder core  
DC/DC converters for:  
- Smart phones  
- DVC/DSCs  
Magnetically shielded construction  
provides low radiation  
Low DC resistance  
Low profile  
- Tablets  
- HDD/SSDs  
- Mobile electronic devices  
RoHS compliant*  
SRP2512 Series - SMD Power Inductors  
Electrical Specications @ 25 °C  
General Specications  
Inductance Test Frequency ... 1 MHz/1 V  
Operating Temperature  
................................-40 °C to +125 °C  
(Temperature rise included)  
Storage Temperature  
................................-50 °C to +125 °C  
Rated Current  
............ Inductance drops 30 % at Isat  
Temperature Rise .....40 °C at rated Irms  
Resistance to Soldering Heat....+260 °C  
Inductance  
@ 1 MHz / 1 V  
Irms  
(A)  
Bourns  
Part Number  
DCR  
(mΩ) Max.  
Isat  
(A)  
L (μH)  
0.47  
0.68  
1
Tol. (%)  
SRP2512-R47M  
SRP2512-R68M  
SRP2512-1R0M  
SRP2512-1R5M  
SRP2512-2R2M  
20  
20  
20  
20  
20  
25  
35  
4.5  
3.7  
3.4  
2.5  
2.1  
5.3  
4.1  
3.4  
3.2  
3.0  
49  
1.5  
77  
2.2  
104  
How to Order  
Electrical Schematic  
Materials  
SRP2512 - 1R0M  
Core.....................................Iron powder  
Terminal.........................................Ni/Sn  
Packaging....... 3000 pcs. per 7-inch reel  
Model  
Value Code (see table)  
Product Dimensions  
Soldering Prole  
1.2  
MAX.  
(.ꢀ47)  
t
p
CRITICAL  
ZONE  
to T  
T
T
p
L
T
L
P
RAMP-UP  
ꢀ.6 ꢀ.2  
(.ꢀ24 + .ꢀꢀ8)  
ꢀ.6 ꢀ.2  
(.ꢀ24 + .ꢀꢀ8)  
t
L
T
smax  
2.5 ꢀ.2  
(.ꢀ98 .ꢀꢀ8)  
T
smin  
RAMP-DOWN  
2.ꢀ ꢀ.2  
(.ꢀ79 .ꢀꢀ8)  
t
s
Preheat  
25  
Recommended Layout  
t
25 °C to Peak  
Time (Seconds)  
1.2  
(.ꢀ47)  
Prole Feature  
Pb Free Assembly  
Average Ramp Rate (T  
Preheat  
to T )  
3 °C/second max.  
Smax  
P
- Temperature Min. (T  
- Temperature Max. (T  
)
150 °C  
200 °C  
60-180 seconds  
Smin  
2.ꢀ  
(.ꢀ79)  
)
Smax  
)
- Time (t  
to t  
smin  
smax  
Time Maintained Above  
- Temperature (T )  
217 °C  
60-150 seconds  
L
2.8  
(.11ꢀ)  
- Time (t )  
L
Peak Temperature (T )  
260 °C +0/-5 °C  
p
MM  
(INCHES)  
Time within 5 °C of Actual Peak Temperature  
DIMENSIONS:  
(T )  
20-40 seconds  
6 °C/second max.  
8 minutes max.  
p
Ramp-Down Rate  
Time 25 °C to Peak Temperature  
*RoHS Directive 2ꢀꢀ2/95/EC Jan. 27, 2ꢀꢀ3 including annex and RoHS Recast 2ꢀ11/65/EU June 8, 2ꢀ11.  
Specifications are subject to change without notice. Users should verify actual device performance in their specific  
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the  
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.  
WARNING Cancer and Reproductive Harm  
www.P65Warnings.ca.gov  
SRP2512 Series - SMD Power Inductors  
L vs. I Charts  
SRP2512-R47M  
SRP2512-1R5M  
0.5  
0.4  
0.3  
100  
80  
1.8  
1.7  
1.6  
1.5  
1.4  
1.3  
1.2  
1.1  
70  
65  
60  
55  
50  
45  
40  
35  
30  
25  
60  
40  
20  
0
0.2  
0.1  
0
0
1
2
3
4
5
6
7
20  
15  
10  
5
0
1.0  
0.9  
DC Bias(A)  
0.8  
0.7  
SRP2512-R68M  
0
0.5  
1
1.5  
2
2.5  
3
3.5  
0.7  
0.5  
100  
80  
DC Bias(A)  
60  
SRP2512-2R2M  
2.5  
2.0  
100  
80  
40  
0.3  
0.1  
20  
0
1.5  
60  
40  
20  
0
0
0.5  
1
1.5  
2
2.5  
3
3.5  
4
4.5  
5
5.5  
6
6.5  
7
1.0  
0.5  
0
DC Bias(A)  
0
0.5  
1
1.5  
2
2.5  
3
3.5  
4
SRP2512-1R0M  
1.2  
0.9  
100  
80  
DC Bias(A)  
60  
40  
20  
0
0.6  
0.3  
0
0
0.5  
1
1.5  
2
2.5  
3
3.5  
4
4.5  
5
DC Bias(A)  
Specifications are subject to change without notice.  
Users should verify actual device performance in their specific applications.  
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.  
SRP2512 Series - SMD Power Inductors  
Packaging Specications  
ꢁꢁꢀ ꢀ.5  
(0.33ꢁ .ꢀ2ꢀ)  
ꢁ3.ꢀ ꢀ.2  
DIA.  
(.5ꢁ2 .ꢀꢀ8)  
2.2 ꢀ.5  
(.ꢀ87 .ꢀ2ꢀ)  
ꢁ78 ꢁ.ꢀ  
(7.ꢀꢀ8 .ꢀ0ꢀ)  
DIA.  
0.ꢀ ꢀ.5  
5.ꢀ ꢀ.5  
(.ꢁ57 .ꢀ2ꢀ)  
(.ꢁ97 .ꢀ2ꢀ)  
6ꢀ +ꢀ.5/-ꢀ.ꢀ  
(2.362 +.ꢀ2ꢀ/-.ꢀꢀꢀ)  
DIA.  
3.ꢀ ꢀ.5  
(.ꢁꢁ8 .ꢀ2ꢀ)  
9.ꢀ ꢀ.5  
(.350 .ꢀ2ꢀ)  
ꢁ2.ꢀ ꢀ.ꢁ5  
(.072 .ꢀꢀ6)  
0.ꢀ ꢀ.ꢁ  
ꢁ.55 ꢀ.ꢀ5  
(.ꢀ6ꢁ .ꢀꢀ2)  
(.ꢁ57 .ꢀꢀ0)  
ꢁ.75 ꢀ.ꢁ  
(.ꢀ69 .ꢀꢀ0)  
2.ꢀ ꢀ.ꢀ5  
(.ꢀ79 .ꢀꢀ2)  
ꢀ.25 ꢀ.ꢀ5  
(.ꢀꢁꢀ .ꢀꢀ2)  
3.ꢀ ꢀ.ꢁ  
(.ꢁꢁ8 .ꢀꢀ0)  
3.5 ꢀ.ꢁ  
(.ꢁ38 .ꢀꢀ0)  
8.ꢀ ꢀ.3  
(.3ꢁ5 .ꢀꢁ2)  
ꢁ.6 ꢀ.ꢁꢀ  
(.ꢀ63 .ꢀꢀ0)  
2.5 ꢀ.ꢁ  
(.ꢀ98 .ꢀꢀ0)  
0.ꢀ ꢀ.ꢁ  
(.ꢁ57 .ꢀꢀ0)  
MM  
(INCHES)  
USER DIRECTION OF FEED  
DIMENSIONS:  
QTY: 3,ꢀꢀꢀ PCS. PER REEL  
Asia-Pacic: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116  
EMEA: Tel: +36 88 520 390 • Fax: +36 88 520 211  
The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700  
www.bourns.com  
REV. 02/15  
Specifications are subject to change without notice.  
Users should verify actual device performance in their specific applications.  
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.  
Legal Disclaimer Notice  
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and  
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