77F681J [BOURNS]
General Purpose Inductor, 680uH, 5%, 1 Element, Ferrite-Core, AXIAL LEADED;型号: | 77F681J |
厂家: | BOURNS ELECTRONIC SOLUTIONS |
描述: | General Purpose Inductor, 680uH, 5%, 1 Element, Ferrite-Core, AXIAL LEADED 测试 射频感应器 电感器 |
文件: | 总3页 (文件大小:190K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
Features
Applications
■ DC/DC converters
■ Power supplies
■ General use
■ Formerly
model
■ Current rating up to 920 mA
■ Inductance range: 1.0 μH to 1,000 μH
■ RoHS compliant*
77F Series Conformal Coated RF Choke
General Specifications
Electrical Specifications (@ 25 °C)
Temperature Rise ................ 35 °C at Idc
Operating Temperature
............................... -55 °C to +105 °C
Storage Temperature
............................... -55 °C to +105 °C
Dielectric Strength................... 500 Vrms
Test
Frequency
(MHz)
SRF
(MHz)
Min.
DCR
(Ω)
Inductance
Bourns Part
Q
Idc
No.
(μH)
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
Tol. (%)
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±10
±5
Min.
50
50
50
50
50
60
60
60
70
70
75
80
85
75
70
60
60
50
50
50
45
45
40
35
30
60
60
60
60
60
60
55
50
50
45
45
50
Max.
(mA)
77F1R0K-RC
77F1R2K-RC
77F1R5K-RC
77F1R8K-RC
77F2R2K-RC
77F2R7K-RC
77F3R3K-RC
77F3R9K-RC
77F4R7K-RC
77F5R6K-RC
77F6R8K-RC
77F8R2K-RC
77F100K-RC
77F120K-RC
77F150K-RC
77F180K-RC
77F220K-RC
77F270K-RC
77F330J-RC
77F390J-RC
77F470J-RC
77F560J-RC
77F680J-RC
77F820J-RC
77F101J-RC
77F121J-RC
77F151J-RC
77F181J-RC
77F221J-RC
77F271J-RC
77F331J-RC
77F391J-RC
77F471J-RC
77F561J-RC
77F681J-RC
77F821J-RC
77F102J-RC
25.2
7.96
7.96
7.96
7.96
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
2.52
2.52
2.52
2.52
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
157
144
131
121
110
100
94
0.17
0.18
0.20
0.22
0.24
0.25
0.30
0.35
0.40
0.45
0.50
0.52
0.65
0.70
0.75
0.80
0.90
1.00
1.10
1.20
1.30
1.50
1.80
2.00
2.50
3.0
920
880
830
790
750
720
670
640
620
590
550
530
500
480
460
430
410
390
370
350
340
320
305
290
275
185
175
165
155
145
137
133
126
120
113
105
100
Materials
Core..............................................Ferrite
Wire .............................Polyester copper
Terminal Coating.............Sn-Ag-Cu alloy
Coating.................................Epoxy resin
Packaging..... 5000 pcs. per 14-inch reel
86
How to Order
77F 151J - TR - RC
Model
Value Code
(See table)
80
74
68
53
Packaging Code
40
TR = 5000 pcs./14-inch reel
12
34
Compliance Code
RC = RoHS compliant*
15
20
Example:
77F102J-TR-RC = 1000 μH packaged
5000 pcs./14-inch reel.
18
14
22
9.9
7.6
6.5
6.5
6.3
6.2
5.7
5.3
4.8
3.8
3.5
3.0
2.8
2.6
2.4
2.0
1.8
1.6
1.6
1.4
1.2
27
Electrical Schematic
33
39
±5
47
±5
56
±5
68
±5
82
±5
100
120
150
180
220
270
330
390
470
560
680
820
1000
±5
±5
±5
4.0
±5
4.5
±5
5.0
±5
6.0
±5
6.5
±5
7.5
±5
8.5
±5
9.5
±5
12.0
14.0
20.0
±5
±5
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
77F Series Conformal Coated RF Choke
Typical Part Marking - EIA Color Code
Product Dimensions
1st & 2nd
Significant
Figure
25.4
(1.0)
MIN.
10.41
(0.41)
MAX.
Color
Silver
Gold
Black
Brown
Red
Orange
Yellow
Green
Blue
Violet
Gray
Multiplier Tolerance
0.01
0.1
1
10 ꢀ
5 ꢀ
0.64
(0.025)
3.99
(0.157)
MAX.
0
1
2
3
4
5
6
7
8
9
10
100
1000
MM
(INCHES)
DIMENSIONS:
White
Example for 6.8 µH, 10 ꢀ
1st significant figure (Blue)
2nd significant figure (Gray)
Multiplier (Gold)
Tolerance (Silver)
Example for 270 µH, 5 ꢀ
1st significant figure (Red)
2nd significant figure (Purple)
Multiplier (Brown)
Tolerance (Gold)
Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
EMEA: Tel: +36 88 520 390 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
REV. 10/12
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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and complete before placing orders for Bourns® products.
The characteristics and parameters of a Bourns® product set forth in its data sheet are based on laboratory conditions, and
statements regarding the suitability of products for certain types of applications are based on Bourns’ knowledge of typical
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