参数资料
型号: SRR0805-681K
厂商: Bourns Inc.
文件页数: 1/2页
文件大小: 0K
描述: INDUCTOR PWR 680UH 10% SHLD SMD
标准包装: 1
系列: SRR0805
电感: 680µH
电流: 170mA
电流 - 饱和: 320mA
类型: 铁氧体芯体
容差: ±10%
屏蔽: 屏蔽
DC 电阻(DCR): 3.4 欧姆
Q因子@频率: 32 @ 796kHz
频率 - 自谐振: 2.8MHz
材料 - 芯体: 铁氧体
封装/外壳: 0.413" L x 0.315" W x 0.185" H(10.50mm x 8.00mm x 4.70mm)
安装类型: 表面贴装
包装: 剪切带 (CT)
工作温度: -40°C ~ 125°C
频率 - 测试: 1kHz
其它名称: SRR0805-681KCT
Features
■ Available in E12 series
■ Low profile - 4.7 mm unit height
■ High current
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
? Portable communication equipment
? Camcorders
? LCD TVs
? Car radios
SRR0805 Series - Shielded Power Inductor
Electrical Specifications
General Specifications
Test Voltage........................................1 V
Bourns Part No.
SRR0805 - 2R2M
SRR0805 - 3R9M
SRR0805 - 5R6M
SRR0805 - 8R2M
SRR0805 - 100M
Inductance 1kHz
( μ H) Tol. %
2.2 ± 20
3.9 ± 20
5.6 ± 20
8.2 ± 20
10 ± 20
Q
Ref.
18
20
20
19
40
Test
Frequency
(MHz)
7.96M
7.96M
7.96M
7.96M
2.52M
SRF
Min.
(MHz)
75.0
50.0
40.0
32.0
28.0
RDC
Max.
( ? )
0.040
0.055
0.065
0.080
0.100
I rms
Max.
(A)
2.50
2.10
1.95
1.75
1.50
I sat
Typ.
(A)
4.90
3.70
3.20
2.50
2.20
Reflow soldering.....250 °C; 10 sec max.
(In compliance with JEDEC,
J-STD-020C, Table 4-2)
Operating Temperature ..-40 °C to +125 °C
(Temperature rise included)
Storage Temperature..-40 °C to +125 °C
Resistance to Soldering Heat
............................260 °C, 10 sec. max.
SRR0805 - 120M
12
±
20
40
2.52M
24.0
0.120
1.40
2.10
SRR0805 - 150M
SRR0805 - 180Y
SRR0805 - 220Y
SRR0805 - 270Y
SRR0805 - 330Y
SRR0805 - 390Y
SRR0805 - 470Y
SRR0805 - 560K
SRR0805 - 680K
SRR0805 - 820K
SRR0805 - 101K
SRR0805 - 121K
SRR0805 - 151K
SRR0805 - 181K
SRR0805 - 221K
SRR0805 - 271K
SRR0805 - 331K
SRR0805 - 471K
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
470
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
20
15
15
15
15
15
15
10
10
10
10
10
10
10
10
10
10
10
40
40
38
35
40
35
32
30
28
28
45
42
39
41
38
37
36
34
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
2.52M
0.796M
0.796M
0.796M
0.796M
0.796M
0.796M
0.796M
0.796M
22.0
19.0
19.0
15.5
13.5
12.0
10.5
9.5
9.0
8.5
7.5
7.0
6.5
4.8
4.5
4.2
3.8
3.5
0.140
0.160
0.180
0.200
0.240
0.260
0.280
0.380
0.440
0.550
0.600
0.750
0.90
1.05
1.18
1.40
1.80
2.25
1.30
1.20
1.10
1.00
0.92
0.84
0.75
0.68
0.60
0.54
0.50
0.45
0.40
0.35
0.30
0.27
0.24
0.20
1.80
1.70
1.50
1.40
1.20
1.10
1.00
0.95
0.90
0.74
0.70
0.66
0.64
0.62
0.55
0.45
0.38
0.35
Materials
Core ...................................Ferrite DR&RI
Wire .............................Enameled copper
Base ......................................LCP E4008
Terminal.....................................Cu/Ni/Sn
Rated Current
...................Ind. drop 10 % typ. at Isat
Temperature Rise
......................40 °C max. at rated Irms
Packaging...................1000 pcs. per reel
Product Dimensions
8.0 ± 0.2
(.315 ± .008)
SRR0805 - 561K
SRR0805 - 681K
SRR0805 - 821K
560
680
820
±
±
±
10
10
10
32
32
35
0.796M
0.796M
0.796M
3.0
2.8
2.5
3.00
3.40
4.00
0.18
0.17
0.16
0.34
0.32
0.29
10.5 ± 0.3
(.413 ± .012)
4.7
(.185)
MAX.
SRR0805 - 102K
1000
±
10
35
0.252M
2.2
5.00
0.15
0.24
Soldering Profile
6.0
275
(.236)
<1> Max. of 10 seconds at 250 °C
<1> 250 °C
TYP.
2.1
(.082)
TYP.
225
217 °C
175
190 °C
60-150
seconds
Ramp down
6 °/second maximum
2.0
(.079)
TYP.
DIMENSIONS:
MM
(INCHES)
125
120 - 150 seconds
10 seconds min.
Recommended Layout
5.7
2.2
75
Ramp up
3 °/second maximum
(.224)
(.086)
0
0
50
100
150
200
250
300
2.5
(.099)
Time (seconds)
*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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