70F121AF Bourns Inc., 70F121AF Datasheet
70F121AF
Manufacturer Part Number
70F121AF
Description
CHOKE, 120MH, 48MA, 5%, 84KHZ
Manufacturer
Bourns Inc.
Datasheet
1.70F475AI-RC.pdf
(2 pages)
Specifications of 70F121AF
Inductance
120mH
Inductance Tolerance
± 5%
Dc Resistance Max
288ohm
Dc Current Rating
48mA
Self Resonant Frequency
84kHz
Q Factor
46
Inductor Case Style
Axial Leaded
No. Of Pins
2
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
† RoHS Directive 2002/95/EC Jan 27 2003
including Annex.
Special Features
• High Q, high self-resonant
• High voltage application on phenolic
• Universal wound
• Low cost
• Varnish coated
• Operating temperature:
Notes
* Current to cause 35 °C max. temperature rise
REV. 06/07
frequency
and ferrite components
phenolic -55 to +125 °C;
iron, ferrite -55 to +105 °C
Dia.
0.025 for 0.1-22,000uh
0.032 for 25,000-500,000uh
Dimensions: Inches
1.25
B
A
Tel. (877) 426-8767 • Fax (951) 781-5006
Varnished Chokes
“-RC” suffi x indicates RoHS compliance.
Part
Number
70F107AP-RC
70F157AP-RC
70F227AP-RC
70F337AP-RC
70F477AP-RC
70F687AP-RC
70F757AP-RC
70F827AP-RC
70F106AI-RC
70F126AI-RC
70F156AI-RC
70F186AI-RC
70F226AI-RC
70F276AI-RC
70F336AI-RC
70F396AI-RC
70F476AI-RC
70F566AI-RC
70F686AI-RC
70F756AI-RC
70F826AI-RC
70F916AI-RC
70F105AI-RC
70F125AI-RC
70F155AI-RC
70F185AI-RC
70F225AI-RC
70F255AI-RC
70F275AI-RC
70F335AI-RC
70F395AI-RC
70F475AI-RC
70F565AI-RC
70F685AI-RC
70F755AI-RC
70F825AI-RC
70F915AI-RC
70F104AI-RC
70F124AI-RC
70F154AI-RC
70F184AI-RC
70F204AI-RC
70F224AI-RC
70F254AI-RC
70F274AI-RC
70F304AI-RC
70F334AI-RC
70F354AI-RC
www.bourns.com
±20 %
L (µH)
±10 %
±5 %
0.10
0.15
0.22
0.33
0.47
0.68
0.75
0.82
100
120
150
180
200
220
250
270
300
330
350
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
7.5
8.2
9.1
10
12
15
18
22
25
27
33
39
47
56
68
75
82
91
49
52
48
47
46
48
48
48
41
45
42
31
43
34
40
35
43
41
40
32
37
41
36
52
52
52
51
48
49
50
48
44
45
42
38
41
41
25
40
47
48
47
46
49
46
46
41
46
Q
(MHz)
Freq.
Continued next page.
Test
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
7.9
7.9
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
2.5
2.5
2.5
25
25
25
25
25
25
25
25
25
70F Series
SRF
600
490
400
330
280
240
224
216
118
118
102
9.3
9.1
8.6
8.1
7.2
6.7
6.7
3.6
3.2
3.0
2.8
2.7
2.5
2.5
2.5
2.2
2.0
2.0
89
87
74
66
61
53
49
49
44
41
21
19
19
16
15
13
13
12
10
0.125
0.264
0.048
0.072
0.096
0.096
0.156
0.168
0.264
0.457
0.492
0.624
0.624
0.744
Max.
DCR
0.13
0.25
0.38
0.70
0.20
0.29
0.24
1.44
1.56
1.68
1.92
2.28
2.28
2.64
2.64
2.76
3.36
3.36
3.84
4.56
4.92
7.68
8.16
8.16
8.16
10.3
11.5
12.1
13.2
13.2
13.9
14.4
4.2
4.8
Ω
I, DC*
(mA)
3922
2828
2294
1690
1264
1000
2041
1666
1443
1443
1132
1091
870
830
912
870
661
637
566
566
518
288
277
267
250
229
229
213
213
208
188
188
176
169
162
158
156
139
135
135
135
120
114
111
106
106
103
102
Dim.
Max
0.15
0.14
0.14
0.12
0.12
0.12
0.12
0.12
0.16
0.16
0.16
0.16
0.16
0.16
0.15
0.15
0.15
0.15
0.15
0.15
0.15
0.16
0.16
0.16
0.16
0.16
0.16
0.17
0.17
0.17
0.17
0.17
0.18
0.18
0.18
0.18
0.18
0.16
0.16
0.16
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.18
A
±0.03
Dim.
0.31
0.31
0.31
0.31
0.31
0.31
0.31
0.31
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
B
Material
Phenolic
Phenolic
Phenolic
Phenolic
Phenolic
Phenolic
Phenolic
Phenolic
Core
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
Iron
20.3
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70F121AF Summary of contents
Page 1
... RoHS compliance. Continued next page. Tel. (877) 426-8767 • Fax (951) 781-5006 www.bourns.com SRF DCR Dim. Dim. Ω Core Max. (mA) Max ±0.03 Material 600 0.13 3922 ...
Page 2
... L tested @ 1 KHz 70F121AF-RC 120,000 46 0.025 0.084 70F151AF-RC 150,000 49 0.025 0.077 70F181AF-RC 180,000 51 0.025 0.075 70F221AF-RC 220,000 51 0.025 0.07 70F251AF-RC 250,000 52 0.025 0.065 70F271AF-RC ...