Document 479-1
SMT Power Inductors – DO5040H
• Heavy gauge wire and self-leaded terminations for low DCR
• Saturation current ratings as high as 33.4 A
SRF4
DCR
Inductance2 max typ Isat4 Irms5
Part number1
(µH) (mOhms) (MHz) (A) (A)
DO5040H-282ML_ 2.8 ±20%
DO5040H-392ML_ 3.9 ±20%
DO5040H-682ML_ 6.8 ±20%
DO5040H-103ML_ 10 ±20%
DO5040H-123ML_ 12 ±20%
DO5040H-153ML_ 15 ±20%
DO5040H-183ML_ 18 ±20%
DO5040H-223ML_ 22 ±20%
DO5040H-333ML_ 33 ±20%
DO5040H-473ML_ 47 ±20%
DO5040H-683ML_ 68 ±20%
DO5040H-104ML_ 100 ±20%
DO5040H-334KL_ 330 ±10%
DO5040H-684KL_ 680 ±10%
DO5040H-145KL_ 1400 ±10%
5.2
6.0
9.0
11
13
20
22
24
37
52
67
115
325
780
1300
65
40
30
22
21
18
14
13
10
8.0
7.0
6.0
3.0
1.6
1.0
33.4 12.1
26.8 11.2
22.5 9.6
17.8 8.6
15.9 7.4
13.8 6.5
13.2 6.0
11.8 5.7
9.6 4.5
7.8 3.7
6.7 3.4
5.6 2.8
3.0 1.5
2.0 1.1
1.5 0.7
Core material Ferrite
Core and winding loss See www.coilcraft.com/coreloss
Terminations RoHS compliant tin-silver (96.5/3.5) over copper.
Other terminations available at additional cost.
Weight 5.8 – 7.6 g (2.8 –12 µH); 5.7 – 7.0 g (15 –1400 µH)
Ambient temperature –40°C to +85°C with Irms current, +85°C to
+125°C with derated current
Storage temperature Component: –40°C to +125°C.
Tape and reel packaging: –40°C to +80°C
Resistance to soldering heat Max three 40 second reflows at
+260°C, parts cooled to room temperature between cycles
Moisture Sensitivity Level (MSL) 1 (unlimited floor life at
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