R
F
NG
TI )
RA A
T (m
EN UM
E
RR IM
NC
CU X
MA STA S)
SI HM
RE (O
M
DC MU
)
XI
Hz
(M
MA
M
MU
NI
)
MI
F
Hz
SR
(M
Y
NC
M
UE
EQ
MU
NI
FR
MI
ST
Q
E
TE
NC
RA
LE
TO
H)
(µ
CE
AN
CT
#
DU
SH
IN
DA
SERIES
Actual Size
1840R
1840
ct
du
In
DA
MI
L
I
TA
R
Y
SH
L
MI
A
PP
ROVE
D
NU
E
MB
s
or
Molded Unshielded RF Coils
R*
-00M
-02M
-04M
-05M
-06M
-07K
-08K
-09K
-10K
-11K
-12K
-13K
-14K
-16K
MS75008– SERIES 1840 PHENOLIC CORE (LT4K)
± 20% 55
25.0
510
0.030
21
0.15
± 20% 55
25.0
415
0.035
22
0.22
± 20% 55
25.0
350
0.050
23
0.33
± 20% 55
25.0
300
0.080
g
0.39
± 20% 55
25.0
300
0.080
24
0.47
± 10% 55
25.0
270
0.100
25
0.56
± 10% 55
25.0
250
0.120
26
0.68
± 10% 55
25.0
220
0.180
27
0.82
± 10% 55
25.0
200
0.250
28
1.00
± 10% 35
7.9
180
0.400
29
1.20
± 10% 35
7.9
170
0.485
30
1.50
± 10% 35
7.9
150
0.740
31
1.80
± 10% 35
7.9
140
0.900
32
2.20
± 10% 35
7.9
120
1.100
33
2.70
MS75101–
3.30
3.90
4.70
5.60
6.80
8.20
10.0
12.0
15.0
18.0
22.0
27.0
SERIES
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
± 10%
1840 IRON CORE (LT10K)
35
7.9
70
0.120
35
7.9
65
0.155
35
7.9
60
0.210
35
7.9
50
0.280
35
7.9
50
0.375
35
7.9
48
0.400
35
7.9
42
0.600
50
2.5
36
0.850
55
2.5
30
1.200
60
2.5
30
1.800
60
2.5
24
2.000
65
2.5
22
2.750
3050
2820
2360
1860
1860
1670
1520
1240
1050
835
755
610
555
525
Military Specifications
MS75008 (LT4K); MS75101 (LT10K)
Physical Parameters
Inches
Length
0.437 ± 0.010
Diameter
0.187 ± 0.010
Lead Size
AWG #22 TCW
0.025 ± 0.002
Lead Length
1.44 ± 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
LT4K 0.385 W
LT10K 0.165 W
Weight Max.
(Grams) 0.95
Marking
DELEVAN; inductance with units and tolerance;
date code (YYWWL). Note: An R before the date code
indicates a RoHS component.
Example: 1840R-18K
Front:
DELEVAN
3.3uH±10%
Reverse:
3.3uH±10%
R 0910A
Millimeters
11.10 ± 0.25
4.75 ± 0.25
0.635 ± 0.051
36.58 ± 3.05
-18K
-20K
-22K
-24K
-26K
-28K
-30K
-32K
-34K
-35K
-36K
-38K
1
2
3
4
5
6
7
8
9
10
11
12
1020
900
775
670
580
560
455
385
324
265
251
214
Parts listed above are QPL/MIL qualified
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
Packaging
Tape & reel: 12" reel, 2500 pieces max.; 14"
reel, 3000 pieces max.
g
No MS # Issued
Made in the U.S.A.
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
