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参数资料
| 型号： | SRU1048-820Y |
| 厂商： | Bourns Inc. |
| 文件页数： | 1/2页 |
| 文件大小： | 0K |
| 描述： | INDUCTOR 82UH 1.3A SMD |
| 标准包装： | 600 |
| 系列： | SRU1048 |
| 电感： | 82µH |
| 电流： | 1.3A |
| 电流 - 饱和： | 1.1A |
| 类型： | 铁氧体芯体 |
| 容差： | ±30% |
| 屏蔽： | 屏蔽 |
| DC 电阻(DCR)： | 149 毫欧 |
| Q因子@频率： | 24 @ 2.52MHz |
| 频率 - 自谐振： | 5.5MHz |
| 材料 - 芯体： | 铁氧体 |
| 封装/外壳： | 0.394" L x 0.394" W x 0.189" H（10.00mm x 10.00mm x 4.80mm） |
| 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 E6 series
■ Unit height of 4.8 mm
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
330
■ Current up to 7.8 A
■ RoHS compliant*
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?
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Portable communication equipment
Camcorders
LCD TVs
Car radios
SRU1048 Series - Shielded SMD Power Inductors
Electrical Speci?cations
General Speci?cations
Bourns
Part Number
Inductance
@ 100 KHz
Tol.
L (μH)
(%)
Q
(Ref.)
Test
Freq.
(MHz)
SRF
Typ.
(MHz)
RDC
(m Ω )
I rms
Max.
(A)
I sat
Typ.
(A)
**K-
Factor
Test Voltage .......................................1 V
Re?ow Soldering .. 230 °C, 50 sec. max.
Operating Temperature
................................-40 °C to +125 °C
SRU1048-R80Y
SRU1048-1R5Y
SRU1048-2R2Y
SRU1048-3R0Y
SRU1048-4R7Y
SRU1048-6R8Y
SRU1048-8R2Y
SRU1048-100Y
SRU1048-1R2Y
SRU1048-150Y
SRU1048-220Y
SRU1048-330Y
SRU1048-470Y
SRU1048-560Y
SRU1048-680Y
SRU1048-820Y
SRU1048-101Y
SRU1048-151Y
SRU1048-221Y
SRU1048-331Y
SRU1048-561Y
0.8
1.5
2.2
3.0
4.7
6.8
8.2
10.0
12.0
15.0
22.0
33.0
47.0
56.0
68.0
82.0
100.0
150.0
220.0
330.0
560.0
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
8
14
14
14
12
10
8
26
26
30
22
24
26
26
24
24
26
24
20
18
24
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
0.796
0.796
0.796
0.796
0.796
100.0
70.0
55.0
40.0
30.0
20.0
18.0
16.0
15.0
14.0
12.0
10.0
8.0
7.0
6.0
5.5
5.0
4.5
4.0
3.0
1.9
3.6
4.3
5.3
7.2
9.5
13.6
15.0
18.5
25.0
29.0
42.0
63.0
94.0
110.0
127.0
149.0
160.0
235.0
350.0
490.0
890.0
7.80
7.00
6.50
6.20
5.50
4.80
4.60
4.50
4.00
3.20
2.60
2.10
1.70
1.60
1.40
1.30
1.20
1.00
0.80
0.65
0.47
8.50
7.20
6.30
6.00
4.75
4.10
3.80
3.70
3.30
2.70
2.00
1.70
1.50
1.40
1.25
1.10
1.00
0.80
0.70
0.52
0.37
266
207
169
143
124
98
89
89
81
69
56
48
41
34
33
30
26
21
17
15
12
(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
.....................30 °C max. at rated Irms
Packaging .................... 600 pcs. per reel
Product Dimensions
10.0 ± 0.3
(.394 ± .012)
10.0 ± 0.3
(.394 ± .012)
**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.
4.8 ± 0.3
Core Loss vs. Flux Density
10000
(.189 ± .012)
TYP.
1000
100
10
1
1 MHz
500 KHz
300 KHz
200 KHz
100 KHz
50 KHz
7.4
(.291)
Recommended Layout
7.2
(.283)
3.4
(.134)
TYP.
3.2
(.126)
TYP.
3.4
TYP.
(.134)
0.1
100
1000
10000
1.8
(.071)
REF.
REF.
1.8
(.071)
REF.
Flux Density Bp-p (gauss)
* 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 sheet can and do vary in different applications and actual device
performance may vary over time.
DIMENSIONS:
MM
(INCHES)
3.6
(.142)
REF.
Users should verify actual device performance in their speci?c applications.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SRU1048-820Y | 制造商:Bourns Inc 功能描述:Power Inductor |
| SRU1048-8R2Y | 功能描述:固定电感器 8.2uH 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 |
| SRU1048A-100Y | 制造商:Bourns Inc 功能描述:IND POWER CHOKE SHIELDED 10UH 30% SMD - Tape and Reel 制造商:Bourns Inc 功能描述:INDUCTOR POWER 10UH 4.5A |
| SRU1048A-101Y | 制造商:Bourns Inc 功能描述:IND POWER CHOKE SHIELDED 100UH 30% SMD - Tape and Reel 制造商:Bourns Inc 功能描述:INDUCTOR POWER 100UH 1.2A |
| SRU1048A-150Y | 制造商:Bourns Inc 功能描述:IND POWER CHOKE SHIELDED 15UH 30% SMD - Tape and Reel 制造商:Bourns Inc 功能描述:INDUCTOR POWER 15UH 30% SMD |
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