SDR0403-4R7ML Bourns Inc., SDR0403-4R7ML Datasheet
SDR0403-4R7ML
Manufacturer Part Number
SDR0403-4R7ML
Description
INDUCTOR POWER 4.7UH 1.70A 0403
Manufacturer
Bourns Inc.
Series
SDR0403r
Type
Ferrite Corer
Datasheet
1.SDR0403-3R3ML.pdf
(2 pages)
Specifications of SDR0403-4R7ML
Inductance
4.7µH
Tolerance
±20%
Current
1.7A
Current - Saturation
2.6A
Shielding
Unshielded
Dc Resistance (dcr)
94 mOhm Max
Q @ Freq
28 @ 7.96MHz
Self Resonant Freq
50MHz
Package / Case
0.177" L x 0.157" W x 0.125" H (4.50mm x 4.00mm x 3.20mm)
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Frequency - Test
1kHz
Material - Core
Ferrite
Applications
Power Supplies
Maximum Dc Current
1.7 Amps
Maximum Dc Resistance
0.094 Ohms
Self Resonant Frequency
50 MHz
Q Minimum
28
Dimensions
3.2 mm W x 4.5 mm L
Termination Style
SMD/SMT
Current - Temperature Rise
-
Application
Input⁄output of DC⁄DC converters, power supplies for portable communications equipment, camcorders, LCD TVs, car radios
Case Size
0403
Current, Rating
1.7 A
Current, Ratings
1.70 A (RMS) (Max.)
Depth
0.157 in.
Frequency, Self Resonant
50 MHz
Height
0.126 in.
Q Factor
28
Resistance Dc
0.094 Ohms
Resistance, Dc
0.094 Ohms
Standards
RoHS Compliant
Temperature, Junction, Maximum
+125 °C
Temperature, Operating
-40 to +125 °C
Temperature, Operating, Maximum
+125 °C
Temperature, Operating, Minimum
–40 °C
Termination
SMT
Width
0.177 in.
Core Material
Ferrite
Impedance
Not RequiredOhm
Tolerance (+ Or -)
20%
Dc Resistance
94mOhm
Operating Temp Range
-40C to 125C
Q
28
Test Frequency
1KHz
Dc Current
1.7A
Product Diameter (mm)
Not Requiredmm
Product Height (mm)
3.5mm
Product Depth (mm)
4.3mm
Product Length (mm)
4.8mm
Military Standard
Not Required
Failure Rate
Not Required
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Temperature Rise
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
SDR0403-4R7ML
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SDR0403-4R7ML
Manufacturer:
BOURNS
Quantity:
60 000
Part Number:
SDR0403-4R7ML
Manufacturer:
BOURNS/伯恩斯
Quantity:
20 000
*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Bourns Part No.
SDR0403-1R0ML
SDR0403-1R4ML
SDR0403-1R8ML
SDR0403-2R2ML
SDR0403-2R7ML
SDR0403-3R3ML
SDR0403-3R9ML
SDR0403-4R7ML
SDR0403-5R6ML
SDR0403-6R8ML
SDR0403-8R2ML
SDR0403-100ML
SDR0403-120ML
SDR0403-150ML
SDR0403-180ML
SDR0403-220ML
SDR0403-270KL
SDR0403-330KL
SDR0403-390KL
SDR0403-470KL
SDR0403-560KL
SDR0403-680KL
SDR0403-820KL
SDR0403-101KL
SDR0403-121KL
SDR0403-151KL
SDR0403-181KL
SDR0403-221KL
SDR0403-271KL
SDR0403-331KL
SDR0403-391KL
SDR0403-471KL
SDR0403-561KL
SDR0403-681KL
SDR0403-821KL
SDR0403-102KL
Electrical Specifications
Typical Part Marking
START
100
FINISH
Inductance 1kHz
1000
(µH)
100
120
150
180
220
270
330
390
470
560
680
820
1.0
1.4
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
Tol. %
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 20
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
± 10
Ref.
28
28
28
28
28
28
28
28
28
28
28
28
28
28
25
25
23
23
20
20
20
20
25
35
50
50
50
50
45
40
40
50
50
40
38
38
Q
Frequency
Features
■
■
■
■
SDR0403 Series - SMD Power Inductors
(MHz)
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.252
Electrical Schematic
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
Test
Available in E12 series
Low profile of only 3.2 mm
Low inductance values
RoHS compliant*
1
(MHz)
SRF
Min.
150
110
3.5
2.8
2.8
2.5
90
80
75
65
55
50
45
40
36
33
30
28
23
20
17
15
14
13
12
11
10
9
8
8
5
4
3
4
3
2
DIMENSIONS:
0.033
0.038
0.042
0.047
0.052
0.058
0.076
0.094
12.00
14.00
RDC
Max.
0.10
0.12
0.13
0.18
0.21
0.24
0.34
0.38
0.52
0.54
0.59
0.84
0.94
1.12
1.27
1.90
2.20
3.40
3.90
4.40
5.00
6.00
6.40
7.00
7.80
8.60
(Ω)
(INCHES)
I rms
Max.
3.80
3.30
2.91
2.60
2.43
2.15
1.98
1.70
1.60
1.41
1.26
1.15
1.05
0.92
0.84
0.76
0.71
0.64
0.59
0.54
0.50
0.46
0.42
0.35
0.32
0.26
0.24
0.22
0.20
0.17
0.15
0.13
0.12
0.11
0.10
0.09
MM
(A)
4
I sat
5.50
5.10
4.40
3.90
3.50
3.00
2.70
2.60
2.40
2.10
1.90
1.70
1.60
1.40
1.30
1.20
1.00
0.99
0.92
0.78
0.74
0.68
0.58
0.51
0.44
0.40
0.39
0.33
0.30
0.25
0.22
0.19
0.18
0.16
0.15
0.13
Typ.
(A)
Applications
■
■
Test Voltage........................................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.....................................Ag/Ni/Sn
Rated Current
Temperature Rise ..................40 °C max.
Packaging ..................2000 pcs. per reel
General Specifications
Materials
Product Dimensions
Recommended Layout
Input/output of DC/DC converters
Power supplies for:
•
•
•
•
...................Ind. drop 10 % typ. at Isat
..................................260 °C for 5 sec.
(.059)
1.5
Portable communication equipment
Camcorders
LCD TVs
Car radios
(.177 ± .012)
4.5 ± 0.3
(Temperature rise included)
MAX.
(.177)
4.5
(.059)
1.5
TYP.
(.157 ± .012)
(.126 ± .012)
4.0 ± 0.3
3.2 ± 0.3
at rated Irms
(.071)
(.071)
1.8
1.8
MAX.
MAX.
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SDR0403-4R7ML Summary of contents
Page 1
... Tol. % SDR0403-1R0ML 1.0 ± 20 SDR0403-1R4ML 1.4 ± 20 SDR0403-1R8ML 1.8 ± 20 SDR0403-2R2ML 2.2 ± 20 SDR0403-2R7ML 2.7 ± 20 SDR0403-3R3ML 3.3 ± 20 SDR0403-3R9ML 3.9 ± 20 SDR0403-4R7ML 4.7 ± 20 SDR0403-5R6ML 5.6 ± 20 SDR0403-6R8ML 6.8 ± 20 SDR0403-8R2ML 8.2 ± 20 SDR0403-100ML 10 ± 20 SDR0403-120ML 12 ± 20 SDR0403-150ML 15 ± 20 SDR0403-180ML 18 ± ...
Page 2
... SDR0403 Series - SMD Power Inductors Packaging Specifications 2.0 ± 0.5 330.0 (.079 ± .020) (12.992) DIA. 21.0 ± 0.8 (.827 ± .031) 13.0 ± 0.5 DIA. (.512 ± .020) 12 (.472) 3.4 (.134) 18.4 (.724) 13.0 ± 0.5 (.512 ± .020) DIA. ...