Shielded, Molded Chokes
9250 Series
Test
Freq.
(MHz)
25
25
25
25
25
25
25
25
25
25
25
25
25
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
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
SRF
DCR
Ω
Part
Number
L (µH)
± ±1 ꢀ Min.
Q
(MHz)
Min.
250
250
250
250
250
250
250
250
235
210
190
180
140
130
115
105
100
92
85
75
70
65
55
50
46
44
49
45
41
38
34
29
27
25
I, DC* I, Incr.**
Max.
0.025
0.034
0.037
0.047
0.067
0.11
0.13
0.18
0.25
0.33
0.45
0.59
0.07
0.10
0.12
0.14
0.19
0.28
0.35
0.40
0.55
0.72
1.02
1.32
1.62
2.0
0.80
0.89
0.96
1.19
1.37
1.93
2.11
2.23
2.70
2.44
3.12
3.6
(mA)
1790
1530
1470
1300
1100
855
780
670
565
490
420
370
1070
895
815
775
650
535
480
450
380
335
280
250
220
200
315
300
290
260
240
205
195
190
170
180
160
150
140
135
125
115
110
105
92
(mA)
1790
1530
1470
1300
1100
855
780
670
565
490
420
370
1070
895
815
775
650
535
480
450
380
335
280
250
220
200
250
235
220
200
190
180
175
160
150
140
120
95
9250-101-RC
9250-121-RC
9250-151-RC
9250-181-RC
9250-221-RC
9250-271-RC
9250-331-RC
9250-391-RC
9250-471-RC
9250-561-RC
9250-681-RC
9250-821-RC
9250-102-RC
9250-122-RC
9250-152-RC
9250-182-RC
9250-222-RC
9250-272-RC
9250-332-RC
9250-392-RC
9250-472-RC
9250-562-RC
9250-682-RC
9250-822-RC
9250-103-RC
9250-123-RC
9250-153-RC
9250-183-RC
9250-223-RC
9250-273-RC
9250-333-RC
9250-393-RC
9250-473-RC
9250-563-RC
9250-683-RC
9250-823-RC
9250-104-RC
9250-124-RC
9250-154-RC
9250-184-RC
9250-224-RC
9250-274-RC
9250-334-RC
9250-394-RC
9250-474-RC
9250-564-RC
0.10
0.12
0.15
0.18
0.22
0.27
0.33
0.39
0.47
0.56
0.68
0.82
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
12
15
18
22
27
33
39
47
56
68
82
50
51
51
50
49
47
46
44
44
43
42
40
44
44
44
44
44
44
44
44
44
44
50
50
50
55
45
45
45
45
45
50
50
50
50
50
50
55
55
55
55
55
55
60
60
60
Special Features
• Ferrite magnetic shielded for low radiation
• High Q, high reliability
• Injection molded to protect coil
from extreme environments
• Flame retardant coating
• Consistent body dimension
• Color band or numerical marking identification
• Dielectric strength 1000 Vrms
• Operating temperature -55 to +105 °C
Notes
* Rated current to cause 35 °C
max. temperature rise
** Incremental current to cause 5 %
max. inductance drop
Bourns recommends using the 9250A Series
as a replacement for the 9250 Series
† RoHS Directive 2002/95/EC Jan 27 2003
including Annex.
21
10.5
10.0
9.7
8.5
8.0
7.5
7.0
6.5
6.2
5.7
4.7
100
120
150
180
220
270
330
390
470
560
0.41 -/+0.02
1.0
Min.
4.1
4.4
5.0
5.8
6.4
7.4
9.5
10.5
11.8
13.0
90
85
80
70
65
60
58
0.025
0.162
-/+0.01
90
55
“9-R25C0”-6s8u4ffi-RCx indi6c8a0tes Ro6H0S com0p.l7i9ance. 4.5
9250-824-RC 820 60 0.79 4.2
80
50
Dimensions: Inches
80
45
Continued on next page.
REV. 06/07
Tel. (877) 426-8767 • Fax (951) 781-5006
19.3
www.bourns.com