Document 170-1
SMT Power Inductors
–
DO3308P Series
• Handle saturating currents up to 4.2 Amps
• Defense Supply Center CID: A-A-59738
Designer’s Kit C309 contains 3 each of all values
Core material Ferrite
Core and winding loss See www.coilcraft.com/coreloss
Terminations RoHS gold over nickel over phos bronze. Other
terminations available at additional cost.
Weight 594 – 640 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)
Mean Time Between Failures (MTBF) 26,315,789 hours
Packaging 1000/13″ reel Plastic tape: 24 mm wide, 0.4 mm thick,
12 mm pocket spacing, 3.7 mm pocket depth
PCB washing Only pure water or alcohol recommended
1. When ordering, please specify termination and packaging codes:
DO3308P-105MLD
DCR
max
SRF
typ
Part
L ±20%2
(µH)
Isat3 Irms4
number1
(Ohms) (MHz)
(A)
(A)
Termination: L = RoHS compliant gold over nickel over phos bronze.
Special order: T = RoHS tin-silver-copper (95.5/4/0.5)
or S = non-RoHS tin-lead (63/37).
DO3308P-472ML_
DO3308P-682ML_
DO3308P-103ML_
DO3308P-153ML_
DO3308P-223ML_
4.7
6.8
10
15
22
0.036
0.060
0.085
0.12
50
47
37
35
26
4.2
3.9
2.7
2.3
1.8
3.2
2.6
2.3
1.9
1.5
Packaging: D = 13″ machine-ready reel. EIA-481 embossed plastic
tape (1000 parts per full reel).
0.18
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.
DO3308P-333ML_
DO3308P-473ML_
DO3308P-683ML_
DO3308P-104ML_
DO3308P-154ML_
33
47
68
100
150
0.25
0.32
0.54
0.69
0.94
19
14
12
11
1.6
1.3
1.1
0.87 0.73
0.74 0.62
1.2
1.0
0.9
2. Inductance tested at 100 kHz, 0.1 Vrms, 0 Adc.
3. DC current at which inductance drops 10% (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.
9.0
DO3308P-224ML_
DO3308P-334ML_
DO3308P-474ML_
DO3308P-684ML_
220
330
470
680
1.60
2.15
3.30
4.40
7.00
6.0
5.5
4.5
3.5
2.5
0.56 0.51
0.50 0.40
0.40 0.33
0.33 0.28
0.29 0.23
DO3308P-105ML_ 1000
Specifications subject to change without notice.
Please check our website for latest information.
Document170-1 Revised10/08/08
© Coilcraft, Inc. 2009