DLF-28-0008 Schurter Inc, DLF-28-0008 Datasheet - Page 2

• Manufacturer Part Number: DLF-28-0008
• Description: DLF LINEAR CHOKE 7A
• Manufacturer: Schurter Inc
• Series: DLFr

Specifications of DLF-28-0008

• Inductance: 20µH
• Current: 7A
• Tolerance: ±15%
• Dc Resistance (dcr): 13 mOhm
• Self Resonant Freq: 20MHz
• Package / Case: Radial
• Mounting Type: Through Hole
• Operating Temperature: -40°C ~ 125°C
• Applications: General Purpose
• Dimensions: 27.4 mm W x 28.3 mm L x 16.5 mm H
• Lead Spacing: 25 mm
• Product: Chokes
• Shielding: Shielded
• Maximum Dc Current: 7 Amps
• Maximum Dc Resistance: 13 mOhms
• Self Resonant Frequency: 20 MHz
• Operating Temperature Range: - 40 C to + 125 C
• Termination Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Q @ Freq: -
• Current - Saturation: -
• Current - Temperature Rise: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

DLF
Diagrams
Application in DC-DC Converter
Derating Curves
2
1)
1) DC-Input unregulated
2) DC-Output regulated
Inductance variation as function of the magnetizing current
Variants
I
0.45
n
0.4
0.6
1.2
1.5
0.6
1.5
1.8
4.5
2
4
1
3
7
[A]
L
n
0.015
0.65
0.17
0.11
0.06
0.05
0.02
1.5
0.5
0.3
0.1
[mH]
3
3
1
[mΩ]
2150
3300
1700
30.5
690
190
150
550
270
180
R
79
17
70
13
cu
www.schurter.com/pg8_82
[MHz]
f
0.5
2.8
0.3
0.8
1.2
3.3
7.5
RES
12
28
20
1
8
-
-
Weight [g]
18
18
18
18
18
18
18
18
7
7
7
7
7
7
Housing
04-1
04-1
04-1
04-1
04-1
04-1
15-1
15-1
15-1
15-1
15-1
15-1
15-1
15-1
Packing unit [pcs.]
The specifications, descriptions and illustrations indicated in this document are based on
current information. All content is subject to modifications and amendments.
EMC Products
45
45
45
45
45
45
40
40
40
40
40
40
40
40
2)
Order Number
DLF-18-0001
DLF-18-0002
DLF-18-0003
DLF-18-0004
DLF-18-0005
DLF-18-0006
DLF-28-0001
DLF-28-0002
DLF-28-0003
DLF-28-0004
DLF-28-0005
DLF-28-0006
DLF-28-0007
DLF-28-0008
Suppression Chokes