ECM Axial Molded Choke
ECM
Part
L
(µH)
µ
Tol
%
Q Min.
(**MHz)
SRF
Min.
(MHz)
R
DC
MAX
(Ω )
Ω
I
DC
I
N
(mA)
MF1302 Series Continued…
MF1302T-221
MF1302T-271
MF1302T-331
MF1302T-391
MF1302T-471
MF1302T-561
MF1302T-681
MF1302T-821
MF1302T-102
220 @ 0.796 MHz
270 @ 0.796 MHz
330 @ 0.796 MHz
390 @ 0.796 MHz
470 @ 0.796 MHz
560 @ 0.796 MHz
680 @ 0.796 MHz
820 @ 0.796 MHz
1000 @ 0.796 MHz
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
60
65
65
65
65
65
60
60
60
5.2
5.6
5.0
4.5
4.0
3.6
3.4
3.1
2.8
7.90
8.20
9.10
10.0
11.1
12.3
13.7
15.1
16.5
160
110
105
100
95
91
85
81
78
MF1309 Series
MF1309T-1R0
MF1309T-1R2
MF1309T-1R5
MF1309T-1R8
MF1309T-2R2
MF1309T-2R7
MF1309T-3R3
MF1309T-3R9
MF1309T-4R7
MF1309T-5R6
MF1309T-6R8
MF1309T-8R2
MF1309T-100
MF1309T-120
MF1309T-150
MF1309T-180
MF1309T-220
MF1309T-270
MF1309T-330
MF1309T-390
MF1309T-470
MF1309T-560
MF1309T-680
MF1309T-820
MF1309T-101
MF1309T-121
MF1309T-151
MF1309T-181
1.0 @25.2 MHz
1.2 @7.96 MHz
1.5 @7.96 MHz
1.8 @7.96 MHz
2.2 @7.96 MHz
2.7 @7.96 MHz
3.3 @7.96 MHz
3.9 @7.96 MHz
4.7 @7.96 MHz
5.6 @7.96 MHz
6.8 @7.96 MHz
8.2 @7.96 MHz
10 @7.96 MHz
12 @2.52 MHz
15 @2.52 MHz
18 @2.52 MHz
22 @2.52 MHz
27 @2.52 MHz
33 @2.52 MHz
39 @2.52 MHz
47 @2.52 MHz
56 @2.52 MHz
68 @2.52 MHz
82 @2.52 MHz
100 @2.52 MHz
120 @ 0.796 MHz
150 @ 0.796 MHz
180 @ 0.796 MHz
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
J,K
65
40
40
40
40
40
40
40
40
35
35
35
35
45
45
50
60
60
60
70
100
100
100
100
95
90
75
80
200
180
160
150
135
120
105
100
90
55
50
44
42
34
32
28
24
22
20
16
18
16
14
12.5
11
10
8.3
6
0.14
0.19
0.28
0.37
0.50
0.65
1.00
1.20
1.80
0.13
0.20
0.22
0.26
0.45
0.52
0.70
1.00
1.30
1.50
2.00
2.20
2.30
3.00
3.50
3.80
4.20
5.00
5.30
1900
1640
1340
1160
1000
875
710
645
530
1960
1580
1510
1380
1060
980
840
705
620
575
500
475
465
465
375
365
345
315
305
TOLERANCES J=5%; K= 10%; M=20%.
** = Test Frequency as specified in ‘L’ column
ECM Electronics Limited, Penmaen House, Ashington, West Sussex, RH20 3JR, UK
Tel: +44(0)1903 892810: Fax: +44(0)1903 892738. Email: ecm@ecmelectronics.co.uk
Although we have attempted to accurately reflect the products we market. ECM reserve the right without prior notice to
discontinue any product or make design changes we believe necessary.
Issue 1
ECM [ ECM ELECTRONICS LIMITED. ]
