Series
RF INDUCTORS
4445R
4445
DA
SH
Radial Toroidal Inductors
Military Specification
MS-21423 (ref.)
Mechanical Configuration
Units are radial leaded
and encapsulated in an epoxy molded package.
Physical Parameters
Inches
A
0.200 to 0230
B
0.190 to 0.210
C
0.090 to 0.110
D
0.090 to 0.110
E
1.00 Min.
F
0.0185 to 0.0215
Millimeters
5.08 to 5.84
4.83 to 5.33
2.29 to 2.79
2.29 to 2.79
25.4 Min.
0.470 to 0.546
-01M
-02M
-03M
-04M
-05M
-06M
-07M
-08M
-09M
-10M
-11M
-12M
-13K
-14K
-15K
-16K
-17K
-18K
-19K
-20K
-21K
-22K
-23K
-24K
-25K
*Complete part # must include series # PLUS the dash #
For further surface finish information,
refer to TECHNICAL section of this catalog.
Operating Temperature
–55°C to +125°C
Current Rating at 90°C Ambient
35°C Rise
Maximum Power Dissipation at 90°C
0.200 W
Note
Inductance measured 0.25" from body.
Weight Max.
(Grams) 0.5
Packaging
Bulk only
Made in the U.S.A.
**Note:
Self Resonant Frequency (SRF) values
*
above 250 MHz are calculated and for reference only.
PAGE
60
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7/2004
NU
MB
ER
MI
*
L
DA
SH
#(
IN
DU
Re
f.)
CT
AN
CE
(µ
TO
H)
LE
RA
NC
Q
E
MI
NI
MU
M
TE
ST
FR
EQ
SR
UE
F
NC
MI
Y
NI
(M
MU
DC
Hz
M
)
RE
(M
MA S
Hz
XI IST
)**
MU A
NC
CU M (O E
HM
R
MA RE
S)
XI NT
MU R
M ATI
(m NG
A)
MS21423 (Ref.) – SERIES 4445
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
0.010
0.012
0.015
0.018
0.022
0.027
0.033
0.039
0.047
0.056
0.068
0.082
0.100
0.120
0.150
0.180
0.220
0.270
0.330
0.390
0.470
0.560
0.680
0.820
1.000
± 20%
± 20%
± 20%
± 20%
± 20%
± 20%
± 20%
± 20%
± 20%
± 20%
± 20%
± 20%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
60
60
60
60
60
60
60
60
60
60
60
60
80
80
80
80
80
80
80
80
80
70
70
70
70
150
150
150
150
100
100
100
100
100
100
100
100
50
50
50
50
50
50
50
50
50
50
50
50
50
1000
1000
1000
1000
900
800
750
700
650
600
550
500
450
400
350
320
300
280
260
240
220
200
180
160
150
0.020
0.020
0.020
0.020
0.020
0.020
0.020
0.020
0.020
0.020
0.030
0.040
0.040
0.050
0.060
0.070
0.080
0.100
0.120
0.150
0.200
0.250
0.300
0.350
0.400
3000
3000
3000
3000
3000
3000
3000
3000
3000
3000
2500
2200
2200
2000
1800
1600
1500
1400
1300
1150
1000
900
800
750
700
Optional Tolerances: J = 5% H = 3% G = 2%
(Dash 01-12 Min. Tolerance is ±5%)
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