参数资料
型号: SRP1055-R80M
厂商: Bourns Inc.
文件页数: 1/2页
文件大小: 0K
描述: INDUCTOR 800NH 20A SMD
标准包装: 600
系列: SRP1055
电感: 800nH
电流: 20A
电流 - 饱和: 18A
类型: 铁氧体芯体
容差: ±20%
屏蔽: 屏蔽
DC 电阻(DCR): 最大 2.5 毫欧
材料 - 芯体: 铁氧体
封装/外壳: 0.422" L x 0.368" W x 0.216" H(11.00mm x 9.35mm x 5.50mm)
安装类型: 表面贴装
包装: 带卷 (TR)
工作温度: -55°C ~ 150°C
频率 - 测试: 100kHz
Features
■ Shielded construction
■ Unit height of 5.5 mm
■ Inductance range: 0.36 μ H to 8.8 μ H
■ Current up to 28 A
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
? Portable communications equipment
? Camcorders
? LCD TVs
? Car audio systems
SRP1055 Series - Shielded Power Inductors
Electrical Specifications
General Specifications
Test Voltage........................................1 V
Bourns Part No.
Inductance
L ( μ H)
I rms
(A)
I sat
(A)
DCR
(m ? ) max.
Test Frequency ..........................100 KHz
Reflow Soldering .....230 ?C; 50 sec max.
Operating Temperature ..-55 °C to +150 °C
SRP1055-R36Y
SRP1055-R80M
SRP1055-1R4M
SRP1055-2R2M
SRP1055-3R2M
SRP1055-4R3M
SRP1055-5R7M
SRP1055-7R2M
SRP1055-8R8M
0.36
0.80
1.40
2.20
3.20
4.30
5.70
7.20
8.80
±
±
±
±
±
±
±
±
±
30
20
20
20
20
20
20
20
20
%
%
%
%
%
%
%
%
%
28.0
20.0
16.0
12.0
11.0
10.0
7.6
7.0
6.0
26.0
18.0
14.0
10.0
9.0
8.0
7.0
6.2
5.6
1.7
2.5
3.2
5.8
7.2
8.5
13.2
15.5
17.2
(Temperature rise included)
Storage Temperature..-55 °C to +150 °C
Resistance to Soldering Heat
..............................+260 °C for 10 sec.
Materials
Core .........................................Ferrite ER
Wire .............................Enameled copper
Terminal.....................................Cu/Ni/Sn
Rated Current.......Ind. drops 25 % at I sat
Temperature Rise..........40 ?C at rated I rms
Inductance vs. DC Superposition Characteristics
10.0
Packaging .......300 pcs. per 13-inch reel
Product Dimensions
8R8
11.00 ± 0.30
(0.422 ± 0.012)
5.50 ± 0.30
(0.216 ± 0.012)
8.0
6.0
7R2
5R7
9.35 ± 0.30
(0.368 ± 0.012)
2.10
(0.083)
TYP.
4R3
4.0
2.0
3R2
TYP.
1.00
(0.039)
1.50
TYP.
(0.059)
2.0
(0.079)
6.0
(0.236)
TYP.
TYP.
0
2.5
5
7.5
10
DC Current (A)
3.0
2R2
Recommended Layout
2.0
1.0
1R4
R80
3.0
(0.118)
6.0
(0.236)
5.8
(.228)
3.0
(0.118)
2.0
3.0
(0.079)
R36
(0.118)
1.4
0.0
0
10
20
30
40
3.0
(0.118)
2.8
(0.055)
DC Current (A)
(0.110)
10.0
(0.394)
Electrical Schematic
DIMENSIONS:
MM
(INCHES)
*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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