Document 207-1
SMT Power Inductors – DO1813H Series
• High-current power inductance; up to 14 A saturating current
• Rugged self-leaded construction for reliable soldering
Designer’s Kit C331 contains 3 of each part
Core material Ferrite
Core and winding loss See www.coilcraft.com/coreloss
Terminations RoHS compliant tin-silver over copper. Other
terminations available at additional cost.
Weight 278 – 315 mg
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.
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 <30°C /
85% relative humidity)
Failures in Time (FIT) / Mean Time Between Failures (MTBF)
38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332
Packaging 1000 per 13″ reel Plastic tape: 16 mm wide,
0.3 mm thick, 12 mm pocket spacing, 5.4 mm pocket depth
PCB washing Only pure water or alcohol recommended
1. When ordering, please specify termination and packaging codes:
DO1813H-473MLD
L
L typ DCR
±20%2 max
SRF
ref
typ Isat3 Irms4
Part number1
(µH)
(µH) (Ohms) (MHz) (A)
(A)
Termination: L = RoHS compliant tin-silver over copper.
Special order: T = RoHS tin-silver-copper (95.5/4/0.5) or
S = non-RoHS tin-lead (63/37).
DO1813H-181ML_ 0.18
DO1813H-331ML_ 0.33
DO1813H-561ML_ 0.56
DO1813H-122ML_ 1.2
DO1813H-222ML_ 2.2
DO1813H-332ML_ 3.3
DO1813H-472ML_ 4.7
DO1813H-682ML_ 6.8
DO1813H-822ML_ 8.2
DO1813H-103ML_ 10.0
0.18 0.003 800 14.0 10.0
0.33 0.004 600 10.0
0.56 0.010 200 7.7
1.15 0.017 140 5.3
2.06 0.035 100 3.5
7.0
6.0
4.4
3.1
Packaging: D = 13″ machine-ready reel. EIA-481 embossed plastic
tape, 1000 parts per full reel.
B = Less than full reel. In tape, but not machine-ready.
To have a leader and trailer added ($25 charge), use
code letter D instead.
3.20 0.040
4.70 0.054
6.80 0.080
8.20 0.092
9.55 0.11
80 3.0
50 2.6
45 2.2
42 2.0
40 1.9
2.7
2.2
1.8
1.6
1.5
2. Inductance tested at 0.25 Vrms, 100 kHz, 0 Adc.
3. DC current at which the inductance drops 30% (typ) from its value
without current.
4. Current that causes a 40°C temperature rise from 25°C ambient.
5. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount Components” before soldering.
DO1813H-153ML_ 15.0
DO1813H-223ML_ 22.0
DO1813H-333ML_ 33.0
DO1813H-473ML_ 47.0
15.3
0.17
0.25
0.35
0.47
30 1.5
25 1.2
20 0.99 0.82
1.2
1.0
22.6
32.5
48.1
15 0.87 0.72
Specifications subject to change without notice.
Please check our website for latest information.
Document207-1 Revised10/08/08
© Coilcraft, Inc. 2009