78F680J-RC Bourns Inc., 78F680J-RC Datasheet
78F680J-RC
Manufacturer Part Number
78F680J-RC
Description
CHOKE, 68UH, 137MA, 5%, 6.5MHZ
Manufacturer
Bourns Inc.
Datasheet
1.78F8R2J-RC.pdf
(2 pages)
Specifications of 78F680J-RC
Inductance
68µH
Inductance Tolerance
± 5%
Dc Resistance Max
3.3ohm
Dc Current Rating
137mA
Self Resonant Frequency
6.5MHz
Q Factor
60
Inductor Case Style
Axial Leaded
No. Of Pins
2
Tolerance
5 %
Maximum Dc Current
137 mAmps
Maximum Dc Resistance
2.9 Ohms
Q Minimum
60
Termination Style
Axial
Dimensions
0.28 in L
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
78F680J-RC
Manufacturer:
BOURNS/伯恩斯
Quantity:
20 000
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifi cations are subject to change without notice.
Customers should verify actual device performance in their specifi c applications.
Electrical Specifi cations (@ 25 °C)
Part Number
78FR10K-RC
78FR12K-RC
78FR15K-RC
78FR18K-RC
78FR22K-RC
78FR27K-RC
78FR33K-RC
78FR39K-RC
78FR47K-RC
78FR56K-RC
78FR68K-RC
78FR82K-RC
78F1R0K-RC
78F1R2K-RC
78F1R5K-RC
78F1R8K-RC
78F2R2K-RC
78F2R7K-RC
78F3R3J-RC
78F3R9J-RC
78F4R7J-RC
78F5R6J-RC
78F6R8J-RC
78F8R2J-RC
78F100J-RC
78F120J-RC
78F150J-RC
78F180J-RC
78F220J-RC
78F270J-RC
78F330J-RC
78F390J-RC
78F470J-RC
78F560J-RC
78F680J-RC
78F820J-RC
78F101J-RC
78F121J-RC
78F151J-RC
78F181J-RC
78F221J-RC
78F271J-RC
78F331J-RC
78F391J-RC
78F471J-RC
78F561J-RC
78F681J-RC
78F821J-RC
78F102J-RC
0.10 ±10 %
0.12 ±10 %
0.15 ±10 %
0.18 ±10 %
0.22 ±10 %
0.27 ±10 %
0.33 ±10 %
0.39 ±10 %
0.47 ±10 %
0.56 ±10 %
0.68 ±10 %
0.82 ±10 %
1000 ±5 %
Value (μH)
1.0 ±10 %
1.2 ±10 %
1.5 ±10 %
1.8 ±10 %
2.2 ±10 %
2.7 ±10 %
100 ±5 %
120 ±5 %
150 ±5 %
180 ±5 %
220 ±5 %
270 ±5 %
330 ±5 %
390 ±5 %
470 ±5 %
560 ±5 %
680 ±5 %
820 ±5 %
3.3 ±5 %
3.9 ±5 %
4.7 ±5 %
5.6 ±5 %
6.8 ±5 %
8.2 ±5 %
10 ±5 %
12 ±5 %
15 ±5 %
18 ±5 %
22 ±5 %
27 ±5 %
33 ±5 %
39 ±5 %
47 ±5 %
56 ±5 %
68 ±5 %
82 ±5 %
Min.
20
20
20
20
40
40
40
40
40
40
40
40
40
40
50
50
50
50
50
45
45
45
40
40
40
45
50
50
50
50
50
50
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
Q
Frequency
(MHz)
Features
■
■
■
Test
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
78F Series Conformal Coated RF Choke
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
7.9
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
25
25
25
25
25
25
25
25
25
25
25
25
25
Current rating up to 1.2 A
Dielectric strength: 500 VRMS
RoHS compliant*
(MHz)
SRF
Min.
9.50
8.50
7.50
6.50
6.00
5.50
5.40
4.75
4.35
4.00
3.70
3.40
2.80
2.55
2.35
2.00
1.50
1.20
400
400
380
380
380
360
335
310
270
245
230
200
180
165
150
125
110
95
60
50
38
32
28
20
18
16
16
15
13
11
10
0.060
0.070
0.070
0.073
0.075
0.085
0.095
Max.
DCR
0.10
0.11
0.12
0.13
0.14
0.15
0.18
0.20
0.23
0.25
0.28
0.30
0.32
0.35
0.40
0.45
0.55
0.75
0.80
0.93
1.00
1.20
1.35
1.50
1.70
2.70
2.95
3.30
3.60
4.10
4.70
5.40
6.00
6.80
7.70
11.1
12.6
14.0
15.5
25.3
27.5
31.4
(Ω)
Max.
(mA)
1200
1200
1200
1150
1150
1110
1110
1000
1000
IDC
950
900
875
815
740
700
655
630
595
575
555
530
500
470
425
370
350
335
315
285
270
255
240
205
195
185
175
165
160
150
140
130
120
100
95
90
85
68
65
60
Applications
■
■
■
Temperature Rise .......................... 35 °C
Operating Temperature Range
Storage Temperature Range
Core Material .................. Ferrite DR core
Wire ....................Enamelled copper wire
Terminal ....................................Cu/Ni/Sn
Coating .................................Epoxy resin
Packaging
Model
Value Code (see table)
Tolerance Code (see table)
Packaging
RoHS Compliant
Examples:
General Specifi cations
Materials
DC/DC converters
Power supplies
General use
Standard ................ 5000 pcs. per bag
Optional ..... 5000 pcs. per 14-inch reel
How to Order
Electrical Schematic
....................................at rated current
............................... -55 °C to +105 °C
............................... -55 °C to +105 °C
Blank = 5,000 pcs./bag
-TR = 5,000 pcs./14” reel
• 78F1R0K-RC = 1.0 mH Model 78F
• 78F100J-TR-RC = 10 mH Model 78F
packaged 5,000 pcs. per bag.
packaged 5,000 pcs. per reel.
(including temperature rise)
78F 100 J __ - RC
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78F680J-RC Summary of contents
Page 1
... 45 78F150J-RC 15 ± 78F180J-RC 18 ± 78F220J-RC 22 ± 78F270J-RC 27 ± 78F330J-RC 33 ± 78F390J-RC 39 ± 78F470J-RC 47 ± 78F560J-RC 56 ± 78F680J-RC 68 ± 78F820J-RC 82 ± 78F101J-RC 100 ± 78F121J-RC 120 ± 78F151J-RC 150 ± 78F181J-RC 180 ± 78F221J-RC 220 ± 78F271J-RC 270 ± 78F331J-RC 330 ±5 % ...
Page 2
... MIN. MAX. DIMENSIONS: 0.51 (0.020) 25.40 (1.0) MIN. MM (INCHES) Customers should verify actual device performance in their specifi c applications. Typical Part Marking - EIA Color Code 1st & 2nd Significant Color Figure Multiplier Tolerance Silver 0.01 ±10 % Gold 0.1 ± ...