79F220K-TR-RC Bourns Inc., 79F220K-TR-RC Datasheet - Page 152

• Manufacturer Part Number: 79F220K-TR-RC
• Description: Inductor, Axial, Conformal Coa
• Manufacturer: Bourns Inc.

Specifications of 79F220K-TR-RC

• Inductance: 22µH
• Inductance Tolerance: ± 20%
• Dc Resistance Max: 3.4ohm
• Self Resonant Frequency: 16MHz
• Dc Current Rating: 100mA
• Q Factor: 40
• Q Test Frequency: 2.5MHz
• Inductor Case Style: Axial Leaded
• Rohs Compliant: Yes

Special Features
• Ferrite magnetic shielded for low radiation
• High Q, high reliability
• Epoxy end-fi ll to protect coil from
• Consistent body diameter
• Dielectric strength 500 Vrms
• Operating temperature: -55 to +105 °C
• Color banded per MIL STD
Typical Applications
• Telecommunications
• Signal processing
• High reliability, low magnetic coupling and
Notes
* Rated current to cause 35 °C temperature rise
** Incremental current to cause 5 % inductance
18.2
extreme environments
densely packed board design
Dimensions: Inches
0.020
Tel. [phone] • Fax [phone]
Shielded RF Chokes
Min.
1.0
www.bourns.com
For RoHS compliant version, add “-RC” to part number.
Part
Number
8250-102K
8250-122K
8250-152K
8250-182K
8250-222K
8250-272K
8250-332K
8250-392K
8250-472K
8250-562K
8250-682K
8250-822K
8250-103K
8250-123K
8250-153K
8250-183K
8250-223K
8250-273K
8250-333K
8250-393K
8250-473K
8250-563K
8250-683K
8250-823K
8250-104K
Max.
0.45
100,000
±10 %
10,000
12,000
15,000
18,000
22,000
27,000
33,000
39,000
47,000
56,000
68,000
82,000
L (μH)
1000
1200
1500
1800
2200
2700
3300
3900
4700
5600
6800
8200
0.164
Max.
Min.
65
70
70
70
70
70
70
70
70
70
70
70
70
50
50
50
50
50
50
50
50
50
50
50
50
Q
8250 Series cont.
(MHz)
0.079
0.079
0.079
0.079
0.079
0.079
0.079
0.079
0.079
0.079
0.079
0.079
Freq.
Test
0.79
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
(MHz)
Min.
0.88
0.78
0.72
0.57
0.46
0.42
0.42
0.37
0.36
0.35
0.34
0.32
SRF
4.5
2.6
2.5
2.3
2.2
2.1
1.8
1.7
1.6
1.5
1.4
1.3
2
104.0
145.0
195.0
222.0
242.0
317.0
362.0
410.0
440.0
484.0
Max.
12.1
15.1
16.8
19.1
22.0
25.1
33.3
36.8
51.2
54.6
62.0
86.6
93.1
84.0
97.0
DCR
Ω
I, DC*
(mA)
139
125
119
111
103
97
85
80
68
66
62
52
50
53
49
48
40
34
32
31
27
25
24
23
22
I, Incr.**
(mA)
7.5
5.5
3.5
40
35
33
30
27
25
22
20
19
17
16
15
14
13
12
10
9
8
6
5
4
3