1537 Datasheet, PDF (1/1 Pages) Filtran LTD – Chokes Cylindrical Coil Forms

Chokes
Cylindrical Coil Forms 1537
High current R.F. chokes on cylindrical coil forms with axial leads.
• 1537 is ideally suited for filtering in
Switch Mode Power Supplies.
• Overall coil length, 1.25”.
• Lead length, 1.5” long.
• Shrink sleeve as outer cover for
mechanical protection and electrical
insulation.
• Optimum frequency range,
10 KHZ to 2 MHz.
• Other values are available
upon request.
MECHANICAL
ELECTRICAL SPECIFICATION
Part No.
1537 E
1537 F
1537 G
1537 H
1537 J
1537 K
1537 L
1537 M
1537 N
1537 P
1537 R
Inductance
Tol. æ 5%
10 µH
20 µH
30 µH
40 µH
50 µH
75 µH
100 µH
250 µH
500 µH
750 µH
1000 µH
Q
Min.
4.5
6.5
5.3
5.2
3.4
3.2
10.5
12.0
11.6
10.0
7.4
Test
Freq.
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
DCR
Max.
0.006 Ω
0.013 Ω
0.024 Ω
0.039 Ω
0.064 Ω
0.128 Ω
0.050 Ω
0.114 Ω
0.260 Ω
0.465 Ω
0.830 Ω
Rated
Current Max.
20.0 A
12.5 A
8.0 A
5.0 A
3.2 A
2.0 A
8.0 A
5.0 A
3.2 A
2.0 A
1.2 A
Outside
Dia. (D) Inch
0.63
0.60
0.58
0.57
0.56
0.54
0.71
0.69
0.65
0.61
0.59
Length (L)
Inch
1.25
1.25
1.25
1.25
1.25
1.25
1.25
1.25
1.25
1.25
1.25
Lead Dia.
Gauge
14
16
18
20
20
20
18
20
20
20
20
229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3
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