1025R, 1026R
M
I
L
I
T
A
R
Y
A
P
P
R
O
V
E
D
SERIES
1025
1026
Molded Unshielded RF Coils
Actual Size
T
EST
IN
E
R
MI
L
D
*
-94K
-96K
-00K
-02K
-04K
-06K
-08K
-10K
-12K
-14K
-16K
-18K
-20K
D
U
C
T
A
S
H
#
TO
A
N
C
E (
µ
H
)
MS75083– SERIES 1025 PHENOLIC CORE (LT4K)
1
0.10
2
0.12
3
0.15
4
0.18
5
0.22
6
0.27
7
0.33
8
0.39
9
0.47
10
0.56
11
0.68
12
0.82
13
1.0
D
A
S
H
N
U
MB
F
Q
L
MIN
ER
A
N
C
E
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
R
EQ
IMU
SR
U
EN
C
Y (
MH
M
40
40
38
35
33
33
30
30
30
30
28
28
25
F
MIN
z
)
IMU
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
M (
MA
MH
XIMU
z)
640.0
600.0
550.0
510.0
430.0
410.0
365.0
330.0
300.0
275.0
250.0
230.0
D
C
R
M (
680.0
CURRENT RATING
MAXIMUM (mA)
ES
ISTANCE
O
HMS)
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
RF Inductors
1380
1300
1230
1120
1040
975
830
710
660
550
500
420
390
Military Specifications (1025 Series Only)
MS75083 (LT4K); MS75084 (LT10K); MS75085 (LT10K)
Physical Parameters
Inches Millimeters
Length 0.250 ± 0.010 6.35 ± 0.25
Diameter 0.095 ± 0.010 2.41 ± 0.25
Lead Size
AWG #24 TCW 0.020 ± 0.0015 0.508 ± 0.038
Lead Length 1.5 ± 0.12 38.1 ± 3.05
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.
Marking DELEVAN; inductance with units and tolerance;
date code (YYWWL). Note: An R before the date code
indicates a RoHS component.
Example: 1025R-16K
Front: Reverse:
DELEVAN 2.2uH±10%
2.2uH±10% R 0850B
Optional Tolerances: J = 5% H = 3% G = 2% F = 1%
*Complete part # must include series # PLUS the dash #
For surface finish information,
refer to www.delevanfinishes.com
-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
-00M
-02K
-04K
-06K
-08K
-10K
-12K
-14K
MS75084– SERIES 1025 IRON CORE (LT10K)
1
1.2
2
1.5
3
1.8
4
2.2
5
2.7
6
3.3
7
3.9
8
4.7
9
5.6
10
6.8
11
8.2
12
10.0
13
12.0
14
15.0
15
18.0
16
22.0
17
27.0
MS75085– SERIES 1025 FERRITE CORE (LT10K)
33.0
1
39.0
2
47.0
3
56.0
4
68.0
5
82.0
6
100.0
7
120.0
8
150.0
9
180.0
10
220.0
11
270.0
12
330.0
13
390.0
14
470.0
15
560.0
16
680.0
17
820.0
18
1000.0
19
SERIES 1026 PHENOLIC CORE (LT4K)
0.022
0.027
0.033
0.039
0.047
0.056
0.068
0.082
±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%
±20%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
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
50
40
40
40
40
40
40
40
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
50.0
25.0
25.0
25.0
25.0
25.0
25.0
25.0
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
875.0
850.0
825.0
800.0
775.0
750.0
725.0
900.0
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
0.010
0.030
0.035
0.040
0.045
0.050
0.060
0.070
Packaging Tape & reel: 12" reel, 3500 pieces max.; 14" reel,
6000 pieces max.
Made in the U.S.A.
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
3800
2200
2000
1900
1800
1700
1500
1400
270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 • E-mail: apisales@delevan.com • www.delevan.com
1/2009
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