SDR7045-470K Bourns Inc., SDR7045-470K Datasheet
SDR7045-470K
Manufacturer Part Number
SDR7045-470K
Description
INDUCTOR POWER 47UH 10% SMD
Manufacturer
Bourns Inc.
Series
SDR7045r
Type
Ferrite Corer
Datasheet
1.SDR7045-330M.pdf
(2 pages)
Specifications of SDR7045-470K
Inductance
47µH
Current
1A
Current - Saturation
1.1A
Tolerance
±10%
Dc Resistance (dcr)
230 mOhm Max
Q @ Freq
21 @ 2.52MHz
Self Resonant Freq
11MHz
Package / Case
0.276" L x 0.276" W x 0.177" H (7.00mm x 7.00mm x 4.50mm)
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Frequency - Test
100kHz
Material - Core
Ferrite
Applications
Power Supplies
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Shielding
-
Current - Temperature Rise
-
Other names
SDR7045-470KTR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SDR7045-470K
Manufacturer:
BOURNS
Quantity:
46 000
Part Number:
SDR7045-470K
Manufacturer:
BOURNS/伯恩斯
Quantity:
20 000
Bourns Part No.
SDR7045-1R2M
SDR7045-1R5M
SDR7045-2R2M
SDR7045-3R3M
SDR7045-4R7M
SDR7045-6R8M
SDR7045-100M
SDR7045-150M
SDR7045-220M
SDR7045-330M
SDR7045-470K
SDR7045-680K
SDR7045-101K
SDR7045-151K
SDR7045-221K
SDR7045-331K
SDR7045-471K
SDR7045-681K
SDR7045-102K
Electrical Specifications
Electrical Schematic
Inductance
1000.0
100.0
150.0
220.0
330.0
470.0
680.0
10.0
15.0
22.0
33.0
47.0
68.0
(µH)
1.2
1.5
2.2
3.3
4.7
6.8
Tol. %
100 kHz
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
Typ.
25
26
24
23
23
22
28
24
26
20
21
17
17
17
22
20
20
18
48
Q
Frequency
Features
SDR7045 Series - SMD Power Inductors
(MHz)
0.796
0.796
0.796
0.796
0.796
0.796
0.252
Recommended Layout
Test
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
Lead free
RoHS compliant*
Available in E6 values
Current rating to 3.8 amps
REF.
(.094)
(MHz)
2.4
Min.
SRF
109
90
79
47
38
35
23
19
18
18
11
11
10
8
6
6
4
4
3
0.022
0.027
0.032
0.036
0.042
0.054
0.070
0.086
0.125
0.150
0.230
0.280
0.430
0.580
0.930
1.240
1.850
2.400
4.000
Max.
RDC
(Ω)
(.165)
4.2
I rms
Max.
3.80
3.50
3.30
2.80
2.60
2.25
2.00
1.60
1.40
1.22
1.00
0.90
0.75
0.62
0.50
0.42
0.34
0.30
0.22
(.071)
(.071)
REF.
(A)
1.8
1.8
Customers should verify actual device performance in their specific applications.
REF.
REF.
(.307)
REF.
7.8
I sat
5.00
4.50
4.00
3.70
3.40
2.70
2.30
1.90
1.62
1.32
1.10
0.92
0.72
0.58
0.48
0.40
0.30
0.26
0.20
Typ.
(A)
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Applications
Test Voltage.....................................0.1 V
Reflow Soldering ...230 °C, 50 sec. max.
Operating Temperature .-40 °C to +125 °C
Storage Temperature..-40 °C to +125 °C
Resistance to Soldering Heat
Core ........................................Ferrite DR
Wire .............Enameled copper wire 130
Terminal.....................................Cu/Ni/Sn
Rated Current
Temperature Rise ..................40 °C max.
Packaging ..................1000 pcs. per reel
General Specifications
Materials
Product Dimensions
....................Ind. drop 10 % typ. at Isat
Input/output of DC/DC converters
Power supplies for:
•
•
•
•
................................260 °C for 10 sec.
Specifications are subject to change without notice.
Portable communication equipment
Camcorders
LCD TVs
Car radios
TYP.
(.079)
2.0
DIMENSIONS:
330
(.276 ± .008)
(Temperature rise included)
7.0 ± 0.2
(INCHES)
MM
(.177 ± .012)
(.157)
at rated Irms
4.5 ± 0.3
(.276 ± .008)
4.0
7.0 ± 0.2
(.059)
TYP.
TYP.
1.5
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SDR7045-470K Summary of contents
Page 1
... SDR7045-4R7M 4.7 ± 20 SDR7045-6R8M 6.8 ± 20 SDR7045-100M 10.0 ± 20 SDR7045-150M 15.0 ± 20 SDR7045-220M 22.0 ± 20 SDR7045-330M 33.0 ± 20 SDR7045-470K 47.0 ± 10 SDR7045-680K 68.0 ± 10 SDR7045-101K 100.0 ± 10 SDR7045-151K 150.0 ± 10 SDR7045-221K 220.0 ± 10 SDR7045-331K 330.0 ± 10 SDR7045-471K 470.0 ± 10 SDR7045-681K 680 ...
Page 2
... SDR7045 Series - SMD Power Inductors Packaging Specifications 330 2.0 ± 0.5 DIA. (12.99) (.079 ± .020) 21.0 ± 0.8 (.827 ± .031) 13.0 ± 0.5 DIA. (.512 ± .020) 16 (.630) 5.3 (.209) REV. 05/05 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. ...