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Document 177-1
SMT Power Inductors
–
DO1608C
• High energy storage and very low resistance
• Defense Supply Center CID A-A-59742
Designer’s Kit C377 contains 3 of each stocked part
Core material Ferrite
Core and winding loss See www.coilcraft.com/coreloss
Terminations RoHS compliant electroplated gold (<50 µin) over nickel
over moly-manganese. Other terminations available at additional cost.
Weight 128– 164 mg
Ambient temperature –40°C to +85°C
Maximum part temperature +125°C (ambient + temp rise)
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)
Packaging 750/7″ reel; 2500/13″ reel Plastic tape: 12 mm wide,
0.28 mm thick, 8 mm pocket spacing, 3 mm pocket depth
PCB washing Tested to MIL-STD-202 Method 215 plus an additional
aqueous wash. See Doc787_PCB_Washing.pdf.
Irms (A)5
1. Please specify tolerance, termination and packaging codes:
DCR
max
SRF
Part
L2
%
typ Isat4 20°C 40°C
DO1608C-105MLC
number1
(µH)
tol3 (Ohms) (MHz) (A)
rise rise
Tolerance: K = 10%, M = 20% (Table shows stock
tolerances in bold.)
DO1608C-102ML_
DO1608C-152ML_
DO1608C-222ML_
DO1608C-272ML_
DO1608C-332ML_
DO1608C-472ML_
DO1608C-682ML_
DO1608C-822ML_
DO1608C-103ML_
DO1608C-153ML_
DO1608C-223_L_
DO1608C-333_L_
DO1608C-473_L_
DO1608C-683_L_
DO1608C-104_L_
1.0 20
0.05 130
0.06 115
0.07 100
0.08
0.08
2.9
2.6
2.3
2.1
2.0
1.90 2.70
1.90 2.65
1.85 2.55
1.80 2.45
1.60 2.20
Termination: L = RoHS compliant gold over nickel over
moly-manganese.
1.5 20
2.2 20
2.7 20
3.3 20
Special order: T = RoHS tin-silver-copper
(95.5/4/0.5) or S = non-RoHS tin-lead
(63/37).
75
70
Packaging: C = 7″ machine-ready reel. EIA-481
embossed plastic tape (750 parts per
full reel). Quantities less than full reel
available: in tape (not machine ready)
or with leader and trailer ($25 charge).
4.7 20
6.8 20
8.2 20
0.09
0.13
0.16
0.16
0.23
0.37
0.51
0.64
0.86
1.27
50
45
40
35
30
20
15
14
11
1.5
1.2
1.40 1.90
1.20 1.60
1.15 1.10 1.55
1.10 1.10 1.50
0.90 0.90 1.25
0.70 0.75 0.95
0.58 0.60 0.80
0.50 0.52 0.70
0.40 0.44 0.60
10
15
20
20
D = 13″ machine-ready reel. EIA-481 embossed
plastic tape (2500 parts per full reel).
22
33
47
68
100
20,10
20,10
20,10
20,10
20,10
B = Less than full reel. In an effort to
simplify our part numbering system,
Coilcraft is eliminating the need for
multiple packaging codes. When
ordering, simply change the last letter
of your part number from B to C.
9.0 0.31 0.37 0.50
DO1608C-154_L_
DO1608C-224_L_
DO1608C-334_L_
DO1608C-474_L_
DO1608C-684_L_
150
220
330
470
680
20,10
20,10
20,10
20,10
20,10
2.00
3.11
3.80
5.06
9.20
6.0 0.27 0.28 0.39
5.5 0.22 0.23 0.31
5.0 0.18 0.22 0.30
4.0 0.16 0.20 0.26
3.0 0.14 0.14 0.19
2. Tested at 100 kHz, 0.1 Vrms, 0 Adc using an Agilent/HP
4263B LCR meter or equivalent.
3. Tolerances in bold are stocked for immediate shipment
4. DC current at 25°C that causes 10% (typ) inductance drop
from its value without current.
Click for temperature derating information.
5. Current that causes the specified temperature rise from
25°C ambient.This information is for reference only and does
not represent absolute maximum ratings.
DO1608C-105_L_ 1000
20,10 13.8
2.0 0.10 0.11 0.15
Click for temperature derating information.
6. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount Components” before
soldering.
Document 177-1 Revised 04/04/23
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© Coilcraft Inc. 2023
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.