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7/2004
PAGE
25
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RF
INDUCTORS
SRF
MINIMUM
(MHz)
MIL
D
ASH
#
CURRENT
RA
TING
MAX.
(mA)
DC
RESIST
ANCE
MAXIMUM
(OHMS)
DASH
NUMBER*
INDUCT
ANCE
(H)
±10%
TEST
FREQ
UENCY
(MHz)
Q MINIMUM
865
785
725
690
635
510
455
415
405
500
475
444
418
385
300
283
250
229
187
167
143
123
114
99
91
120
110
106
100
91
87
76
69
62
58
50
47
52
49
46
38
35
31
30
28
25
23
22
20
0.14
0.17
0.20
0.22
0.26
0.40
0.50
0.60
0.63
0.19
0.21
0.24
0.27
0.32
0.53
0.59
0.76
0.90
1.35
1.70
2.30
3.10
3.60
4.8
5.7
3.3
3.8
4.2
4.7
5.7
6.2
8.1
9.8
12.0
13.8
19.0
21.0
17.0
19.0
21.5
32.0
37.0
47.0
53.0
60.0
71.0
83.0
95.0
108.0
640.0
610.0
530.0
510.0
480.0
440.0
410.0
380.0
340.0
240.0
210.0
200.0
180.0
160.0
140.0
125.0
120.0
100.0
90.0
85.0
80.0
75.0
64.0
50.0
45.0
29.0
24.0
21.0
18.0
17.0
15.0
13.0
12.0
11.0
10.0
9.0
8.9
8.5
7.6
7.2
6.8
6.2
5.3
5.0
4.6
4.3
3.8
3.2
2.4
25.0
7.9
2.5
0.79
25
35
25
30
35
25
15
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
10.0
12.0
15.0
18.0
22.0
27.0
33.0
39.0
47.0
56.0
68.0
82.0
100.0
120.0
150.0
180.0
220.0
270.0
330.0
390.0
470.0
560.0
680.0
820.0
1000.0
01F
02F
03F
04F
05F
06F
07F
08F
09F
01F
02F
03F
04F
05F
06F
07F
08F
09F
10F
11F
12F
13F
14F
15F
16F
17F
18F
19F
20F
21F
22F
23F
24F
25F
26F
27F
28F
01F
02F
03F
04F
05F
06F
07F
08F
09F
10F
11F
12F
Not recommended for new designs See
Series 2510 (page 30) for replacement.
Military QPL Approval
M83446/20 Phenolic Core
M83446/21 Iron Core
M83446/22 Ferrite Core
Physical Parameters
Inches
Millimeters
A
0.230 to 0.255
5.84 to 6.48
B
0.075 to 0.095
1.91 to 2.41
C
0.095 to 0.115
2.41 to 2.92
0.040 to 0.060
1.02 to 1.52
E
0.075 to 0.081
1.91 to 2.06
F
0.130 to 0.160
3.30 to 4.06
Dimensions “A” and “C” are over terminals.
Weight Max. (Grams)
Phenolic: 0.19
Iron & Ferrite: 0.22
Operating Temperature Range
Phenolic: –55°C to +125°C
Iron & Ferrite: –55°C to +105°C
Current Rating at 90°C Ambient
Phenolic: 35°C Rise
Iron & Ferrite: 15°C Rise
Maximum Power Dissipation at 90°C Ambient
Phenolic: 0.145 W
Iron and Ferrite Core: 0.062 W
Packaging Tape & reel (12mm): 7" reel, 750 pieces
max.; 13" reel, 2700 pieces max.
Made In the U.S.A. Patent Protected
M83446/20– SERIES M0820 PHENOLIC CORE
-00K
-02K
-04K
-06K
-08K
-10K
-12K
-14K
-16K
M83446/21– SERIES M0820 IRON CORE
-18K
-20K
-22K
-24K
-26K
-28K
-30K
-32K
-34K
-36K
-38K
-40K
-42K
-44K
-46K
-48K
-50K
-52K
-54K
-56K
-58K
-60K
-62K
-64K
-66K
-68K
-70K
-72K
M83446/22– SERIES M0820 FERRITE CORE
-74K
-76K
-78K
-80K
-82K
-84K
-86K
-88K
-90K
-92K
-94K
-96K
Parts listed above are QPL/MIL qualied
Optional Tolerances:
J = 5%
H = 3%
G = 2%
F = 1%
*Complete part # must include series # PLUS the dash #
For further surface nish information,
refer to TECHNICAL section of this catalog.
M0820
Surface Mount Inductors
Series
M
I L I TA RY
A
P P R O V E D