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参数资料
| 型号： | SRU8043-3R9Y |
| 厂商： | Bourns Inc. |
| 文件页数： | 1/2页 |
| 文件大小： | 0K |
| 描述： | INDUCTOR 3.9UH 4.8A SMD |
| 标准包装： | 1 |
| 系列： | SRU8043 |
| 电感： | 3.9µH |
| 电流： | 4.8A |
| 电流 - 饱和： | 4A |
| 类型： | 铁氧体芯体 |
| 容差： | ±30% |
| 屏蔽： | 屏蔽 |
| DC 电阻(DCR)： | 14.6 毫欧 |
| Q因子@频率： | 15 @ 7.96MHz |
| 频率 - 自谐振： | 42MHz |
| 材料 - 芯体： | 铁氧体 |
| 封装/外壳： | 0.315" L x 0.315" W x 0.169" H（8.00mm x 8.00mm x 4.30mm） |
| 安装类型： | 表面贴装 |
| 包装： | 标准包装 |
| 工作温度： | -40°C ~ 125°C |
| 频率 - 测试： | 100kHz |
| 其它名称： | SRU8043-3R9YDKR |
Features
■ Available in E6 series
■ Unit height of 4.3 mm
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
101
■ Current up to 5.4 A
■ RoHS compliant*
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Portable communication equipment
Camcorders
LCD TVs
Car radios
SRU8043 Series - Shielded SMD Power Inductors
Electrical Speci?cations
Inductance
General Speci?cations
Test Voltage .......................................1 V
Bourns
Part No.
100 KHz
Tol.
(μH) %
Q
Ref.
Test
Freq.
(MHz)
SRF
Min.
(MHz)
RDC
(m Ω )
Irms
Max.
(A)
Isat
Typ.
(A)
**K-
Factor
Re?ow Soldering .. 230 °C, 50 sec. max.
Operating Temperature
................................-40 °C to +125 °C
SRU8043-2R2Y
SRU8043-3R9Y
SRU8043-4R7Y
SRU8043-6R8Y
SRU8043-100Y
SRU8043-120Y
SRU8043-150Y
SRU8043-180Y
SRU8043-220Y
SRU8043-270Y
SRU8043-330Y
SRU8043-470Y
SRU8043-680Y
SRU8043-101Y
2.2
3.9
4.7
6.8
10
12
15
18
22
27
33
47
68
100
± 30
± 30
± 30
± 30
± 30
± 30
± 30
± 30
± 30
±30
± 30
±30
±30
±30
15
15
13
12
27
15
26
15
24
17
21
21
20
50
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
0.796
65.0
42.0
36.0
30.0
20.0
15.0
15.0
15.0
12.0
12.0
11.0
9.0
7.0
6.0
11.2
14.6
17.0
22.4
30.0
39.0
46.0
62.0
72.5
84.0
100.0
120.0
192.0
287.0
5.40
4.80
4.60
3.80
3.50
2.80
2.70
2.30
2.20
1.80
1.70
1.50
1.20
1.00
5.20
4.00
3.60
3.10
2.70
2.20
2.00
1.70
1.70
1.55
1.40
1.20
1.00
0.80
250
191
171
141
120
110
98
87
79
73
66
55
44
38
(Temperature rise included)
Storage Temperature
................................-40 °C to +125 °C
Resistance to Soldering Heat
............................... 260 °C for 10 sec.
Materials
Core ....................Ferrite DR and RI core
Wire ............................Enameled copper
Terminal ....................................Ag/Ni/Sn
Rated Current
...................Ind. drop 35 % typ. at Isat
Temperature Rise
.....................40 °C max. at rated Irms
Packaging .................. 1000 pcs. per reel
**K-Factor: To calculate core ?ux density, Bp-p (gauss) = K x L(μH) x Δ I (peak-to-peak ripple current, A),
determine core loss from Core Loss vs. Flux Density plot.
Core Loss vs. Flux Density
10000
1000
100
Product Dimensions
8.0 ± 0.3
(.315 ± .012)
8.0 ± 0.3
(.315 ± .012)
10
1
1 MHz
800 KHz
500 KHz
4.3 ± 0.3
(.169 ± .012)
TYP.
0.1
0.01
400 KHz
300 KHz
200 KHz
100 KHz
6.0
(.236)
2.5
(.098)
TYP.
0.001
0.0001
2.8
10
Electrical Schematic
100
Flux Density Bp-p (gauss)
Inductor Connection
1000
Recommended Layout
(.110)
TYP.
2.5
TYP.
(.098)
5.8
(.228)
2.0
(.079)
REF.
2.0
(.079)
* RoHS Directive 2002/95/EC Jan. 27, 2003 including
annex and RoHS Recast 2011/65/EU June 8, 2011.
Speci?cations are subject to change without notice.
The device characteristics and parameters in this data
REF.
REF.
sheet can and do vary in different applications and
actual device performance may vary over time.
LCR METER
3.2
Users should verify actual device performance in their
speci?c applications.
DIMENSIONS:
MM
(INCHES)
(.126)
REF.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SRU8043-3R9Y | 制造商:Bourns Inc 功能描述:Power Inductor |
| SRU8043-470Y | 功能描述:固定电感器 47uH 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 |
| SRU8043-470Y | 制造商:Bourns Inc 功能描述:Power Inductor |
| SRU8043-4R7Y | 功能描述:固定电感器 4.7 UH 25% 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 |
| SRU8043-4R7Y | 制造商:Bourns Inc 功能描述:Inductor Series:SRU8043 |
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