Document 170-1
SMT Power Inductors
–
DO3308P
•ꢀ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.
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 <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 1000/13″ reel Plastic tape: 24 mm wide, 0.4 mm thick,
12 mm pocket spacing, 3.7 mm pocket depth
PCB washing Tested with pure water or alcohol only. For other solvents,
see Doc787_PCB_Washing.pdf
1. Please specify tolerance, termination and packaging codes:
DCR
max
SRF
typ
L
20%2 Percent
Isat4 Irms5
Part number1
(µH)
tol3
(Ohms) (MHz)
(A)
(A)
DO3308P-105MLD
Tolerance: M= 20% K = 10%
Termination: L = RoHS compliant gold over nickel over
phos bronze.
DO3308P-472_L_
DO3308P-682_L_
DO3308P-103_L_
DO3308P-153_L_
DO3308P-223_L_
4.7
6.8
10
15
22
20,10
20,10
20,10
20,10
20,10
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
Special order:
T = RoHS tin-silver-copper (95.5/4/0.5)
or S = non-RoHS tin-lead (63/37).
0.18
Packaging: D = 13″ machine-ready reel. EIA-481 em-
bossed plastic tape (1000 parts per full
reel).
DO3308P-333_L_
DO3308P-473_L_
DO3308P-683_L_
DO3308P-104_L_
DO3308P-154_L_
33
47
68
100
150
20,10
20,10
20,10
20,10
20,10
0.25
0.32
0.54
0.69
0.94
19
14
12
11
1.6
1.2
1.3
1.0
1.1
0.9
B = Less than full reel. In tape, but not ma-
chine ready.
0.87
0.74
0.73
0.62
To have a leader and trailer added ($25
charge), use code letter D instead.
9.0
DO3308P-224_L_
DO3308P-334_L_
DO3308P-474_L_
DO3308P-684_L_
220
330
470
680
20,10
20,10
20,10
20,10
20,10
1.60
2.15
3.30
4.40
7.00
6.0
5.5
4.5
3.5
2.5
0.56
0.50
0.40
0.33
0.29
0.51
0.40
0.33
0.28
0.23
2. Inductance tested at 100 kHz, 0.1 Vrms, 0 Adc.
3. Tolerances in bold are stocked for immediate shipment
4. DC current at which inductance drops 10% (typ) from its
value without current.
5. Current that causes a 40°C temperature rise from 25°C
ambient.
DO3308P-105_L_ 1000
6. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount Components” before
soldering.
Document 170-1 Revised 05/03/13
US +1-847-639-6400 sales@coilcraft.com
UK +44-1236-730595 sales@coilcraft-europe.com
Taiwan +886-2-2264 3646 sales@coilcraft.com.tw
China +86-21-6218 8074 sales@coilcraft.com.cn
Singapore + 65-6484 8412 sales@coilcraft.com.sg
© Coilcraft Inc. 2013
This product may not be used in medical or high
risk applications without prior Coilcraft approval.
Specification subject to change without notice.
Please check web site for latest information.