A
DA
SH
MS75083– SERIES 1025 PHENOLIC CORE (LT4K)
-94K
-96K
-00K
-02K
-04K
-06K
-08K
-10K
-12K
-14K
-16K
-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
-74K
-76K
-78K
-80K
-82K
-84K
-86K
-88K
-90K
-92K
1
2
3
4
5
6
7
8
9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
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
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
40
40
38
35
33
33
30
30
30
30
28
28
25
25
28
30
30
37
45
45
45
50
50
55
55
45
45
50
50
50
45
45
45
45
50
50
50
30
30
30
30
30
30
30
30
30
30
30
30
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
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
0.79
0.79
0.79
680.0
640.0
600.0
550.0
510.0
430.0
410.0
365.0
330.0
300.0
275.0
250.0
230.0
150.0
140.0
125.0
115.0
100.0
90.0
80.0
75.0
65.0
60.0
55.0
50.0
40.0
35.0
30.0
25.0
20.0
24.0
22.0
20.0
18.0
15.0
14.0
13.0
12.0
11.0
10.0
9.0
8.0
7.0
6.5
6.0
5.0
4.2
3.8
3.4
0.08
0.09
0.10
0.12
0.14
0.16
0.22
0.30
0.35
0.50
0.60
0.85
1.00
0.18
0.22
0.30
0.40
0.55
0.85
1.00
1.20
1.80
2.00
2.70
3.30
2.70
2.80
3.10
3.30
3.50
3.40
3.60
4.50
5.70
6.70
7.30
8.00
13.00
15.00
17.00
21.00
25.00
28.00
35.00
42.00
46.00
60.00
65.00
72.00
1380
1300
1230
1120
1040
975
830
710
660
550
500
420
390
620
560
480
415
355
285
263
239
195
185
160
144
160
157
149
144
140
130
125
110
100
92
88
84
66
61
57
52
47
45
40
36
35
30
29
28
RF INDUCTORS
MS75084– SERIES 1025 IRON CORE (LT10K)
Military Specifications (1025 Series Only)
MS75083 (LT4K); MS75084 (LT10K); MS75085
(LT10K)
Physical Parameters
Inches
Length
0.250 ± 0.010
Diameter
0.095 ± 0.010
Lead Size
AWG #24 TCW
0.020 ± 0.0015
Lead Length
1.5 ± 0.12
Current Rating at 90°C Ambient
LT4K 35°C Rise
LT10K 15°C Rise
Operating Temperature Range
LT4K –55°C to +125°C
LT10K –55°C to +105°C
Maximum Power Dissipation at 90°C
Phenolic: LT4K 0.21 W
Iron: LT10K 0.09 W
Ferrite: LT10K 0.073 W
Weight Max.
(Grams) 0.3
• For in-between values
see Series 1782 (page 41)
Note
(1026 Series only) Self Resonant Frequency
(SRF) values are calculated and for reference only.
Packaging
Tape & reel: 12" reel, 3500 pieces max.;
14" reel, 6000 pieces max. For additional packaging
options, see technical section.
*Complete part # must include series # PLUS the dash #
For further surface finish information,
refer to TECHNICAL section of this catalog.
Millimeters
6.35 ± 0.25
2.41 ± 0.25
0.508 ± 0.038
38.1 ± 3.05
MS75085– SERIES 1025 FERRITE CORE (LT10K)
1
33.0
2
39.0
3
47.0
4
56.0
5
68.0
6
82.0
7 100.0
8 120.0
9 150.0
10 180.0
11 220.0
12 270.0
13 330.0
14 390.0
15 470.0
16 560.0
17 680.0
18 820.0
19 1000.0
Parts listed above are QPL/MIL qualified
SERIES 1026 PHENOLIC CORE (LT4K)
-00M
-02K
-04K
-06K
-08K
-10K
-12K
-14K
0.022
0.027
0.033
0.039
0.047
0.056
0.068
0.082
±20%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
50
40
40
40
40
40
40
40
50.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
900.0
875.0
850.0
825.0
800.0
775.0
750.0
725.0
0.010
0.030
0.035
0.040
0.045
0.050
0.060
0.070
3800
2200
2000
1900
1800
1700
1500
1400
Optional Tolerances:
MI
L
Molded Unshielded RF Coils
DA
SH
PP
ROVE
D
NU
MB
ER
*
Series
1025R
,
1026R
1025
1026
MI
L
I
TA
R
Y
Made in the U.S.A.
PAGE
42
www
.
delevan
.
com
E-mail: apisales@delevan.com
270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814
#
IN
DU
CT
AN
CE
TO
(µ
H)
LE
RA
NC
Q
E
MI
NI
MU
M
TE
ST
FR
EQ
UE
SR
NC
F
MI
Y
NI
(M
MU
Hz
DC
)
M
(M
MA RES
Hz
XI IST
)
MU A
NC
CU
M
R
( E
MA RE OH
XI NT MS
)
MU R
M ATI
(m NG
A)
J = 5%
H = 3%
G = 2%
F = 1%
4/2005
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