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SRF0703A-680M Datasheet(PDF) 1 Page - Bourns Electronic Solutions

Part # SRF0703A-680M
Description  Dual-Winding Shielded Power Inductors
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Manufacturer  BOURNS [Bourns Electronic Solutions]
Direct Link  http://www.bourns.com
Logo BOURNS - Bourns Electronic Solutions

SRF0703A-680M Datasheet(HTML) 1 Page - Bourns Electronic Solutions

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Features
Multiple configurations: parallel, series,
dual-inductor and transformer
Magnetically shielded, low radiation
Inductance range: 8.2 to 600
μH
Heating current up to 2.19 A
AEC-Q200 qualified
RoHS compliant* and halogen free**
Applications
Automotive systems:
- Driver assistant
- Information
- Entertainment
- Lighting
DC/DC converters
Power supplies
SEPIC - DC/DC converters
SRF0703A Series - Dual-Winding Shielded Power Inductors
Operating Temperature
................................-40 °C to +125 °C
(Temperature rise included)
Storage Temperature
................................-40 °C to +125 °C
Resistance to Solder Heat
............................. +250 °C for 10 sec.
Temperature Rise
.......................40 °C typ. at rated
Irms
Inductance Drop ........... 30 % typ. at
Isat
Electrical Specifications @ 25 °C
General Specifications
Core..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging.................. 1500 pcs. per reel
Materials
Product Dimensions
DIMENSIONS:
MM
(INCHES)
How to Order
SRF0703A - 100M
Model
Value Code (see table)
* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
** Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br)
and Chlorine (Cl) content is 1500 ppm or less.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.
470
Bourns Part No.
Parallel Rating
Series Rating
Inductance
@ 100 kHz /
0.25 V
L (
μH) ±20 %
DCR
(
Ω)
Max.
Irms
(A)
Isat
(A)
Inductance
@ 100 kHz /
0.25 V
L (
μH) ±20 %
DCR
(
Ω)
Max.
Irms
(A)
Isat
(A)
SRF0703A-8R2M
8.2
0.0772
2.19
2.66
34.1
0.306
1.1
1.33
SRF0703A-100M
10
0.0826
2.08
2.47
39.6
0.342
1.04
1.24
SRF0703A-150M
15
0.119
1.83
2.05
59.6
0.47
0.916
1.03
SRF0703A-220M
22
0.15
1.62
1.67
89.5
0.62
0.811
0.83
SRF0703A-330M
33
0.24
1.31
1.35
140.5
1.0
0.653
0.68
SRF0703A-470M
47
0.338
1.08
1.14
194.2
1.28
0.542
0.57
SRF0703A-680M
68
0.507
0.89
0.96
289.3
1.92
0.444
0.48
SRF0703A-820M
82
0.61
0.86
0.89
324.7
2.28
0.43
0.44
SRF0703A-101M
100
0.715
0.73
0.79
397.6
2.64
0.367
0.39
SRF0703A-151M
150
0.986
0.58
0.65
608.2
3.63
0.289
0.32
SRF0703A-221M
220
1.48
0.52
0.53
922.6
5.5
0.26
0.27
SRF0703A-331M
330
2.16
0.42
0.44
1335
8.25
0.211
0.22
2
1
3
4
7.6
(.299)
MAX.
8R2
TYP.
1.0
(.039)
TYP.
2.9
(.114)
7.6
(.299)
MAX.
3.4 ± 0.2
(.134 ± .008)
2.7
(.106)
TYP.
Recommended Layout
Electrical Schematics
1
2
3
4
3
DUAL INDUCTOR MODE
SERIES MODE
4
2
1
0.4
(.016)
1.4
(.055)
3.0
(.118)
7.9
(.311)
0.4
(.016)
1.4
(.055)
3.0
(.118)
7.9
(.311)
N2
2
4
N1
1
3
N2
2
4
N1
1
3
N2
2
4
N1
1
3
PARALLEL
SERIES
DIMENSIONS:
MM
(INCHES)


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