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参数资料
| 型号： | SRU1028-680Y |
| 厂商： | Bourns Inc. |
| 文件页数： | 1/2页 |
| 文件大小： | 0K |
| 描述： | INDUCTOR PWR 68UH 30% SHIELD SMD |
| 标准包装： | 1 |
| 系列： | SRU1028 |
| 电感： | 68µH |
| 电流： | 1A |
| 电流 - 饱和： | 900mA |
| 类型： | 铁氧体芯体 |
| 容差： | ±30% |
| 屏蔽： | 屏蔽 |
| DC 电阻(DCR)： | 232 毫欧 |
| Q因子@频率： | 20 @ 2.52MHz |
| 频率 - 自谐振： | 9MHz |
| 材料 - 芯体： | 铁氧体 |
| 封装/外壳： | 0.394" L x 0.394" W x 0.110" H（10.00mm x 10.00mm x 2.80mm） |
| 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： | 100kHz |
| 其它名称： | SRU1028-680YCT |
Features
■ Available in E6 series
■ Unit height of 2.8 mm
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
100
■ Current up to 7 A
■ RoHS compliant*
?
?
?
?
Portable communication equipment
Camcorders
LCD TVs
Car radios
SRU1028 Series - Shielded SMD Power Inductors
Electrical Speci?cations @ 25 °C
General Speci?cations
Bourns
Part Number
Inductance
@ 100 KHz
Tol.
L (μH)
(%)
Q
Ref.
Test
Freq.
(MHz)
SRF
Min.
(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
SRU1028-1R0Y
SRU1028-1R5Y
SRU1028-2R2Y
SRU1028-3R3Y
SRU1028-4R7Y
SRU1028-6R8Y
SRU1028-8R2Y
SRU1028-100Y
SRU1028-120Y
SRU1028-150Y
SRU1028-220Y
SRU1028-330Y
SRU1028-470Y
SRU1028-560Y
SRU1028-680Y
SRU1028-820Y
SRU1028-101Y
SRU1028-121Y
SRU1028-151Y
1.0
1.5
2.2
3.3
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
120.0
150.0
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
14
12
12
14
12
12
12
20
22
26
26
24
20
22
20
20
20
18
18
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
100.0
80.0
65.0
55.0
40.0
30.0
28.0
25.0
23.0
22.0
16.0
12.0
11.0
10.0
9.0
8.0
7.0
6.0
5.0
4.9
7.3
11
15
16
15
28
40
70
69
104
139
167
208
232
323
365
428
518
7.00
6.50
5.30
4.60
4.50
3.50
3.30
2.80
2.40
2.00
1.60
1.25
1.30
1.10
1.00
0.90
0.85
0.65
0.70
8.00
6.50
4.80
4.30
3.80
3.00
2.70
2.40
2.30
2.00
1.40
1.20
1.10
1.00
0.90
0.85
0.80
0.70
0.65
315
245
200
169
147
130
116
105
93
82
71
60
49
43
39
36
33
31
27
(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
Product Dimensions
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.
Core Loss vs. Flux Density
10000
10.0 ± 0.3
(.394 ± .012)
2.8 ± 0.3
(.110 ± .012)
TYP.
1000
7.4
(.291)
3.4
(.134)
TYP.
100
1 MHz
500 KHz
10
300 KHz
200 KHz
100 KHz
50 KHz
3.2
(.126)
TYP.
3.4
TYP.
(.134)
1
Recommended Layout
0.1
7.2
(.283)
100
1000
10000
1.8
REF.
1.8
(.071)
(.071)
Flux Density Bp-p (gauss)
REF.
REF.
* 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
DIMENSIONS:
MM
(INCHES)
3.6
(.142)
REF.
performance may vary over time.
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 |
|---|---|
| SRU1028-680Y | 制造商:Bourns Inc 功能描述:Power Inductor |
| SRU10286R8Y | 制造商:BOURNS INC 功能描述:_ |
| SRU1028-6R8Y | 功能描述:固定电感器 6.8uH 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 |
| SRU1028820Y | 制造商:BOURNS INC 功能描述:_ |
| SRU1028-820Y | 功能描述:固定电感器 85uH 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 |
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