IM-6-38
Vishay Dale
Inductors
Medium Current
FEATURES
• Wide inductance range in small package.
• Flame retardant coating.
• Epoxy molded construction provides superior moisture
protection.
• Superior electrical specifications. High Q and self resonant
frequency, low DC resistance, high rated DC current.
ELECTRICAL SPECIFICATIONS
Inductance Tolerance: ± 5%, ± 10%, ± 20%. Other
tolerances available on request.
Insulation Resistance: 1000 Megohm per MIL-STD-202,
Method 302, Test Condition B.
Operating Temperature: - 55°C to + 105°C (no load);
- 55°C to + 80°C (at full rated current).
MECHANICAL SPECIFICATIONS
Terminal Strength: 5 pounds pull per MIL-STD-202,
Method 211, Test Condition A.
STANDARD ELECTRICAL SPECIFICATIONS
TEST
FREQ. RESONANT
L & Q FREQ. MIN.
SELF-
RATED
DC
CURRENT
(mA)
DCR
MAX.
(Ohms)
Q
IND.
TOL.
MIN.
(MHz)
(MHz)
(µH)
0.024
0.026
0.030
0.033
0.036
0.040
0.043
0.048
0.053
0.058
0.067
0.075
0.083
0.095
0.100
0.110
0.120
0.135
0.155
0.165
0.175
0.320
0.390
0.475
0.565
0.650
0.720
0.780
0.830
0.900
0.980
1.07
± 20%
± 20%
± 20%
± 20%
± 20%
± 20%
± 20%
± 20%
± 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%
55
55
55
55
55
55
55
55
55
65
65
65
65
65
65
55
55
55
55
45
45
55
55
55
55
55
55
45
45
45
45
30
30
55
55
60
60
60
60
60
60
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
360.0
340.0
320.0
260.0
200.0
195.0
190.0
175.0
160.0
145.0
125.0
95.0
85.0
47.0
45.0
35.0
30.0
26.0
24.0
22.0
20.0
32.0
32.0
23.0
23.0
20.0
20.0
19.0
19.0
14.0
14.0
4.5
2380
2210
2070
2000
1910
1860
1810
1730
1650
1570
1490
1430
1370
1300
1230
1210
1190
1100
1020
975
940
775
645
625
600
560
520
495
465
450
440
420
400
365
340
240
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
MATERIAL SPECIFICATIONS
Core: Ferrite.
Encapsulant: Epoxy.
Terminals: Tinned copper, standard.
DIMENSIONS in inches [millimeters]
C
Typ.
B
A
Dia.
D
Dia.
MODEL
A (Dia.)
B
D (Dia.)
C (Typ.)
IM-6-38 Maximum 0.200 [5.08] 0.450 [11.43] 1.63 [41.40] 0.027 [0.686]
Minimum 0.180 [4.57] 0.430 [10.92] 1.25 [31.75] 0.023 [0.584]
ENVIRONMENTAL PERFORMANCE
TEST
CONDITIONS
SPECIFICATIONS
1.15
1.45
1.66
2.80
3.10
3.15
4.30
4.40
4.5
4.0
3.4
8.5
8.2
5.8
5.5
5.1
Flammability
—
MIL-STD-202,
Method 111
0.79
0.79
0.79
0.79
0.79
0.79
0.79
0.79
Resistance to
Soldering Heat
Test Condition A
MIL-STD-202,
Method 210
235
230
205
190
Resistance to
Solvents
—
MIL-STD-202,
Method 215
4.50
2.1
185
ORDERING INFORMATION
MARKING
IM-6-38
— Vishay Dale
3.9µH
± 10%
MODEL
— Inductance value
— Date code
INDUCTANCE
VALUE
INDUCTANCE
TOLERANCE
www.vishay.com
14
For technical questions, contact Magnetics@vishay.com
Document Number 34033
Revision 02-Nov-01