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参数资料
| 型号： | SDR1045-6R8M |
| 厂商： | Bourns Inc. |
| 文件页数： | 1/2页 |
| 文件大小： | 0K |
| 描述： | INDUCTOR 6.8UH 3.5A SMD |
| 标准包装： | 700 |
| 系列： | SDR1045 |
| 电感： | 6.8µH |
| 电流： | 3.5A |
| 电流 - 饱和： | 4.2A |
| 类型： | 铁氧体芯体 |
| 容差： | ±20% |
| 屏蔽： | 无屏蔽 |
| DC 电阻(DCR)： | 最大 40 毫欧 |
| Q因子@频率： | 22 @ 7.96MHz |
| 频率 - 自谐振： | 35.8MHz |
| 材料 - 芯体： | 铁氧体 |
| 封装/外壳： | 0.394" L x 0.394" W x 0.177" H（10.00mm x 10.00mm x 4.50mm） |
| 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 values
Applications
■ Input/output of DC/DC converters
1
00
■ Current rating to 4.8 amps
■ Mounting height 4.8 mm maximum
■ RoHS compliant*
■ Power supplies for:
? Portable communication equipment
? Camcorders
? LCD TVs
? Car radios
SDR1045 Series - SMD Power Inductors
Electrical Specifications
General Specifications
Test Voltage.....................................0.1 V
Bourns Part No.
SDR1045-2R7M
Inductance 100 kHz
( μ H) Tol. %
2.7 ± 20
Q
Typ.
25
Test
Frequency
(MHz)
7.96
SRF
Min.
(MHz)
68.7
RDC
Max.
( ? )
0.026
I rms
Max.
(A)
4.80
I sat
Typ.
(A)
6.20
Reflow Soldering ...230 °C, 50 sec. max.
Operating Temperature
.....................................-40 °C to +125 °C
(Temperature rise included)
SDR1045-4R5M
SDR1045-6R8M
SDR1045-100M
SDR1045-150M
SDR1045-220M
SDR1045-330M
SDR1045-470M
SDR1045-680M
SDR1045-101K
SDR1045-151K
SDR1045-221K
SDR1045-331K
SDR1045-471K
SDR1045-681K
SDR1045-102K
4.5
6.8
10.0
15.0
22.0
33.0
47.0
68.0
100.0
150.0
220.0
330.0
470.0
680.0
1000.0
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
20
20
20
20
20
20
20
20
10
10
10
10
10
10
10
25
22
26
26
22
20
21
21
14
16
15
12
12
13
25
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
0.796
0.796
0.796
0.796
0.796
0.796
0.252
44.2
35.8
27.8
23.7
19.4
15.8
13.6
11.1
9.7
7.1
6.4
4.6
4.2
3.6
2.9
0.033
0.040
0.064
0.100
0.145
0.220
0.270
0.360
0.540
0.700
1.150
1.700
2.250
3.300
4.700
4.20
3.50
3.20
2.50
2.20
1.90
1.60
1.30
1.10
0.85
0.72
0.62
0.52
0.43
0.38
5.20
4.20
3.60
3.00
2.60
2.10
1.85
1.50
1.30
1.05
0.85
0.70
0.58
0.46
0.40
Storage Temperature..-40 °C to +125 °C
Resistance to Soldering Heat
................................260 °C for 10 sec.
Materials
Core .......................................Ferrite DR
Wire ............Enamelled copper wire 130
Terminal .........................................Cu/Sn
Rated Current
...................Ind. drop 10 % typ. at Isat
Temperature Rise ..................40 °C max.
at rated Irms
Packaging ....................700 pcs. per reel
Product Dimensions
10.0 ± 0.3
(.394 ± .012)
2.4
(.094)
Electrical Schematic
Recommended Layout
2.8
REF.
(.110)
REF.
330
10.0 ± 0.3
(.394 ± .012)
5.6
(.220)
10.4
REF. (.409)
REF.
4.5 ± 0.3
(.177 ± .012)
2.4
(.094)
REF.
TYP.
2.4
(.094)
2.0
(.079)
TYP.
6.0
(.236)
TYP.
*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.
DIMENSIONS:
MM
(INCHES)
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