1531 Datasheet, PDF (1/1 Pages) Filtran LTD – Chokes Cylindrical Coil Forms

Chokes
Cylindrical Coil Forms 1531, 1532
R.F. Chokes on cylindrical coil forms with axial leads.
• 1531 is wound on a 0.75” long
phenolic coilform.
• 1532 is wound on a 0.87” long
powdered iron core.
• Single layer windings for lowest winding
capacitance.
• Impregnated with varnish for moisture
protection.
• Other values are available upon
request.
• can be supplied with protective
sleeving or encapsulant.
• Lead length, 1.5”.
• Lead wire gauge, #20.
MECHANICAL
ELECTRICAL SPECIFICATION
Part No.
1531 L
1531 R
1532 A
1532 B
1532 C
1532 D
1532 E
1532 H
Nominal
Inductance
2.4 µH
10 µH
10 µH
15 µH
24 µH
30 µH
55 µH
100 µH
Q
Min.
56
36
69
62
65
70
72
107
Test
Freq.
7.9 MHz
7.9 MHz
2.5 MHz
2.5 MHz
2.5 MHz
2.5 MHz
2.5 MHz
0.790 MHz
Self Res.
Freq. Min.
120 MHz
61 MHz
40 MHz
33 MHz
25 MHz
20 MHz
17 MHz
12 MHz
DCR
Max.
0.19 Ω
1.50 Ω
0.11 Ω
0.17 Ω
0.34 Ω
0.65 Ω
1.00 Ω
3.00 Ω
Rated
Current Max.
1500 mA
500 mA
1500 mA
1000 mA
800 mA
600 mA
500 mA
400 mA
Dia (D)
Max. Inch
0.270
0.270
0.290
0.290
0.290
0.290
0.290
0.290
Length (L)
± 0.031 Inch
0.75
0.75
0.87
0.87
0.87
0.87
0.87
0.87
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