参数资料
型号: SRR1240-391K
厂商: Bourns Inc.
文件页数: 1/2页
文件大小: 0K
描述: INDUCTOR 390UH 700MA SMD
产品培训模块: Magnetic Product Overview
标准包装: 800
系列: SRR1240
电感: 390µH
电流: 700mA
电流 - 饱和: 650mA
类型: 铁氧体芯体
容差: ±10%
屏蔽: 屏蔽
DC 电阻(DCR): 最大 1.15 欧姆
Q因子@频率: 12 @ 796kHz
频率 - 自谐振: 5MHz
材料 - 芯体: 铁氧体
封装/外壳: 0.492" L x 0.492" W x 0.157" H(12.50mm x 12.50mm x 4.00mm)
安装类型: 表面贴装
包装: 带卷 (TR)
工作温度: -40°C ~ 125°C
频率 - 测试: 100kHz
Features
■ Available in E12 values
■ Height of 4.5 mm maximum
■ Current rating to 9.3 amps
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
? Portable communication equipment
? Camcorders
? LCD TVs
? Car radios
SRR1240 Series - Shielded SMD Power Inductors
Electrical Specifications
General Specifications
Bourns Part No.
SRR1240-1R0Y
SRR1240-1R5Y
Inductance 100 kHz
(μH) Tol. %
1.0 ± 30
1.5 ± 30
Q
Typ.
10
16
Test
Frequency
(MHz)
7.96
7.96
SRF
Typ.
(MHz)
85
80
RDC
Max.
(m ? )
7.0
9.5
I rms
Max.
(A)
9.30
9.20
I sat
Typ.
(A)
9.20
9.00
Test Voltage.....................................0.1 V
Reflow Soldering ...230 °C, 50 sec. max.
Operating Temperature ..-40 °C to +125 °C
(Temperature rise included)
Storage Temperature..-40 °C to +125 °C
Resistance to Soldering Heat
SRR1240-2R4Y
SRR1240-3R3Y
SRR1240-3R9Y
SRR1240-4R7M
SRR1240-5R6M
SRR1240-6R8M
SRR1240-8R2M
SRR1240-100M
SRR1240-120M
SRR1240-150M
SRR1240-180M
SRR1240-220M
SRR1240-270M
SRR1240-330M
SRR1240-390M
SRR1240-470M
2.4
3.3
3.9
4.7
5.6
6.8
8.2
10.0
12.0
15.0
18.0
22.0
27.0
33.0
39.0
47.0
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
30
30
30
20
20
20
20
20
20
20
20
20
20
20
20
20
10
14
14
16
14
14
10
17
16
16
14
18
16
19
14
19
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
54
43
39
33
35
34
32
27
25
22
20
16
15.5
15
14
13
11.5
15.0
15.0
18.0
20.0
23.0
27.0
32.0
38.0
47.0
55.0
67.5
85.0
97.0
120.0
135.0
8.00
6.80
6.35
6.00
5.40
5.20
4.50
4.00
3.80
3.50
3.20
3.00
2.55
2.30
2.15
2.00
7.80
6.50
6.20
5.60
5.10
4.70
4.30
4.00
3.60
3.20
3.00
2.60
2.35
2.10
2.00
1.80
................................260 °C for 10 sec.
Materials
Core ............................Ferrite DR and RI
Wire .............Enameled copper wire 130
Terminal.....................................Cu/Ni/Sn
Rated Current
....................Ind. drop 25 % typ. at Isat
Temperature Rise ..................40 °C max.
at rated Irms
Packaging ....................800 pcs. per reel
Product Dimensions
12.5 ± 0.3
(.492 ± .012)
SRR1240-560M
SRR1240-680M
SRR1240-820M
SRR1240-101M
SRR1240-121K
SRR1240-151K
56.0
68.0
82.0
100.0
120.0
150.0
±
±
±
±
±
±
20
20
20
20
10
10
16
19
16
14
12
12
2.52
2.52
2.52
0.796
0.796
0.796
12
11
10
8
7.8
7.5
170.0
200.0
250.0
300.0
370.0
440.0
1.80
1.50
1.35
1.25
1.20
1.10
1.65
1.50
1.35
1.20
1.15
1.05
100
12.5 ± 0.3
(.492 ± .012)
SRR1240-181K
SRR1240-221K
SRR1240-271K
SRR1240-331K
SRR1240-391K
SRR1240-471K
SRR1240-561K
SRR1240-681K
SRR1240-821K
SRR1240-102K
180.0
220.0
270.0
330.0
390.0
470.0
560.0
680.0
820.0
1000.0
±
±
±
±
±
±
±
±
±
±
10
10
10
10
10
10
10
10
10
10
12
12
10
12
12
12
12
14
10
16
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.252
7.0
6.6
6.0
5.5
5.0
4.5
4.0
3.8
3.5
2.8
550.0
660.0
780.0
950.0
1150.0
1350.0
1500.0
2000.0
2400.0
3000.0
0.98
0.92
0.80
0.75
0.70
0.62
0.55
0.50
0.45
0.42
0.95
0.90
0.80
0.75
0.65
0.60
0.52
0.48
0.42
0.40
5.0 ± 0.3
(.197 ± .012)
4.0 ± 0.5
(.157 ± .020)
Electrical Schematic
Recommended Layout
REF.
5.4
(.213)
DIMENSIONS:
7.0
(.276)
MM
(INCHES)
TYP.
6.8
2.9
(.114)
REF.
(.268)
REF.
2.9
(.114)
REF.
*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.
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