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Features
I Available in E12 series
I Low profile of only 3.2 mm
I Low inductance values
I RoHS compliant*
Applications
I Input/output of DC/DC converters
I Power supplies for:
? Portable communication equipment
? Camcorders
? LCD TVs
? Car radios
SDR0403 Series - SMD Power Inductors
Electrical Specifications
General Specifications
Test Voltage........................................1 V
Bourns Part No.
SDR0403-1R0ML
Inductance 1kHz
( μ H) Tol. %
1.0 ± 20
Q
Ref.
28
Test
Frequency
(MHz)
7.96
SRF
Min.
(MHz)
150
RDC
Max.
( ? )
0.033
I rms
Max.
(A)
3.80
I sat
Typ.
(A)
5.50
Reflow Soldering ...230 °C, 50 sec. max.
Operating Temperature ..-40 °C to +125 °C
(Temperature rise included)
Storage Temperature..-40 °C to +125 °C
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
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
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
10
28
28
28
28
28
28
28
28
28
28
28
28
28
25
25
23
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
110
90
80
75
65
55
50
45
40
36
33
30
28
23
20
17
0.038
0.042
0.047
0.052
0.058
0.076
0.094
0.10
0.12
0.13
0.18
0.21
0.24
0.34
0.38
0.52
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
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
Resistance to Soldering Heat
..................................260 °C for 5 sec.
Materials
Core .......................................Ferrite DR
Wire .............Enameled copper wire 130
Terminal.....................................Ag/Ni/Sn
Rated Current
...................Ind. drop 10 % typ. at Isat
Temperature Rise ..................40 °C max.
at rated Irms
Packaging ..................2000 pcs. per reel
Product Dimensions
4.5 ± 0.3
(.177 ± .012)
MAX.
SDR0403-330KL
SDR0403-390KL
SDR0403-470KL
33
39
47
±
±
±
10
10
10
23
20
20
2.52
2.52
2.52
15
14
13
0.54
0.59
0.84
0.64
0.59
0.54
0.99
0.92
0.78
3.2 ± 0.3
(.126 ± .012)
MAX.
SDR0403-560KL
SDR0403-680KL
SDR0403-820KL
SDR0403-101KL
56
68
82
100
±
±
±
±
10
10
10
10
20
20
25
35
2.52
2.52
2.52
0.796
12
11
10
9
0.94
1.12
1.27
1.90
0.50
0.46
0.42
0.35
0.74
0.68
0.58
0.51
1.5
(.059)
TYP.
SDR0403-121KL
SDR0403-151KL
SDR0403-181KL
SDR0403-221KL
SDR0403-271KL
SDR0403-331KL
120
150
180
220
270
330
±
±
±
±
±
±
10
10
10
10
10
10
50
50
50
50
45
40
0.796
0.796
0.796
0.796
0.796
0.796
8
8
5
4
3
4
2.20
3.40
3.90
4.40
5.00
6.00
0.32
0.26
0.24
0.22
0.20
0.17
0.44
0.40
0.39
0.33
0.30
0.25
4.0 ± 0.3
(.157 ± .012)
Recommended Layout
MAX.
SDR0403-391KL
SDR0403-471KL
SDR0403-561KL
SDR0403-681KL
SDR0403-821KL
SDR0403-102KL
390
470
560
680
820
1000
±
±
±
±
±
±
10
10
10
10
10
10
40
50
50
40
38
38
0.796
0.796
0.796
0.796
0.796
0.252
3.5
3
2.8
2.8
2.5
2
6.40
7.00
7.80
8.60
12.00
14.00
0.15
0.13
0.12
0.11
0.10
0.09
0.22
0.19
0.18
0.16
0.15
0.13
1.5
(.059)
4.5
(.177)
1.8
(.071)
Typical Part Marking
Electrical Schematic
1.8
(.071)
1
4
100
DIMENSIONS:
MM
(INCHES)
*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.
Customers should verify actual device performance in their specific applications.
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相关代理商/技术参数
SDR0403-680KL 制造商:Bourns Inc 功能描述:POWER INDUCTOR 68UH 0.68A 10% 11MHZ
SDR0403-681KL 功能描述:固定电感器 680uH RoHS:否 制造商:AVX 电感:10 uH 容差:20 % 最大直流电流:1 A 最大直流电阻:0.075 Ohms 工作温度范围:- 40 C to + 85 C 自谐振频率:38 MHz Q 最小值:40 尺寸:4.45 mm W x 6.6 mm L x 2.92 mm H 屏蔽:Shielded 端接类型:SMD/SMT 封装 / 箱体:6.6 mm x 4.45 mm
SDR0403-681KL 制造商:Bourns Inc 功能描述:POWER INDUCTOR 680UH 0.16A 10% 2.8MHZ
SDR0403-6R8M 功能描述:固定电感器 6.8uH 20% RoHS:否 制造商:AVX 电感:10 uH 容差:20 % 最大直流电流:1 A 最大直流电阻:0.075 Ohms 工作温度范围:- 40 C to + 85 C 自谐振频率:38 MHz Q 最小值:40 尺寸:4.45 mm W x 6.6 mm L x 2.92 mm H 屏蔽:Shielded 端接类型:SMD/SMT 封装 / 箱体:6.6 mm x 4.45 mm
SDR0403-6R8ML 功能描述:固定电感器 6.8uH 20% SMD RoHS:否 制造商:AVX 电感:10 uH 容差:20 % 最大直流电流:1 A 最大直流电阻:0.075 Ohms 工作温度范围:- 40 C to + 85 C 自谐振频率:38 MHz Q 最小值:40 尺寸:4.45 mm W x 6.6 mm L x 2.92 mm H 屏蔽:Shielded 端接类型:SMD/SMT 封装 / 箱体:6.6 mm x 4.45 mm
SDR0403-6R8ML 制造商:Bourns Inc 功能描述:POWER INDUCTOR 6.8UH 2.1A 20% 40MHZ
SDR0403-820K 功能描述:固定电感器 82uH 10% RoHS:否 制造商:AVX 电感:10 uH 容差:20 % 最大直流电流:1 A 最大直流电阻:0.075 Ohms 工作温度范围:- 40 C to + 85 C 自谐振频率:38 MHz Q 最小值:40 尺寸:4.45 mm W x 6.6 mm L x 2.92 mm H 屏蔽:Shielded 端接类型:SMD/SMT 封装 / 箱体:6.6 mm x 4.45 mm
SDR0403-820KL 功能描述:固定电感器 82uH 10% SMD RoHS:否 制造商:AVX 电感:10 uH 容差:20 % 最大直流电流:1 A 最大直流电阻:0.075 Ohms 工作温度范围:- 40 C to + 85 C 自谐振频率:38 MHz Q 最小值:40 尺寸:4.45 mm W x 6.6 mm L x 2.92 mm H 屏蔽:Shielded 端接类型:SMD/SMT 封装 / 箱体:6.6 mm x 4.45 mm