Series Number
DH8950
DH1364
DH2280
3004 9th Avenue SW Avenue SW
3005 9th
Watertown, SD 57202 SD 57203
Watertown,
Toll free: 888-978-2639
Toll free: 888-978-2640
Ph: 605-886-3327
Ph: 605-886-3328
Fax: 605-886-8996
Fax: 605-886-8997
SMD Unshielded Self-Leaded Inductor ; Part Numbering Sequence: ( Series Number ) - ( Suffix Code )(Tolerance), exam
Bulk Packaging add (-B) to end of Part Numbering Sequence. example DH1364-100M-B
1st significant digit
B
C
B
H
L
A
Suggested Land Pattern
DH8950
Suffix Code
3rd significant digit
XXX
W
2nd significant digit
C
Series
Number
DH8950
DH1364
DH2280
Parts will be marked with Significant Digit Dots OR Suffix code
Maximum Dimensions
L
W
0.362"
[ 9.19 ]
0.522"
[ 13.26 ]
0.880"
[ 22.35 ]
0.252"
[ 6.40 ]
0.392"
[ 9.96 ]
0.640"
[ 16.26 ]
Nominal Dimensions
A
B
C
0.160"
[ 4.06 ]
0.160"
[ 4.06 ]
0.340"
[ 8.64 ]
0.075"
[ 1.91 ]
0.060"
[ 1.52 ]
0.125"
[ 3.18 ]
0.200"
[ 5.08 ]
0.400"
[ 10.16 ]
0.690"
[ 17.53 ]
Features
High ene
A
Units
inches
[ mm ]
inches
[ mm ]
inches
[ mm ]
H
0.197"
[ 5.00 ]
0.250"
[ 6.35 ]
0.315"
[ 8.00 ]
Ideal for
conversi
B
B
Suggested Land Pattern
DH1364 & DH2280
Reliable s
pick and
Robust te
damage d
DH8950
L
1
DH1364
Tolerance
DH2280
Tolerance
µH
0.33
0.56
0.68
0.78
1.0
1.2
1.5
2.2
2.7
3.3
3.9
4.7
6.0
6.8
7.8
10
15
22
33
47
68
100
Suffix
Codes
R33
R56
R68
R78
1R0
1R2
1R5
2R2
2R7
3R3
3R9
4R7
6R0
6R8
7R8
100
150
220
330
470
680
101
DCR
Ω
2
I
SAT
A
7.7
4
I
RMS5
DCR
Ω
2
I
SAT
3
I
RMS5
16.0
12.0
10.0
9.0
7.4
6.6
5.9
4.8
4.5
4.50
3.50
2.80
2.10
1.70
1.50
1.2
DCR
Ω
2
I
SAT
A
3
I
RMS5
Tolerance
Suffix
6.00
M
6
0.002
0.010
0.005
0.006
0.017
0.035
5.3
3.5
4.40
3.10
M
M
0.008
0.011
0.012
0.014
0.018
0.035
0.111
0.170
0.250
0.370
0.470
1.9
1.5
1.20
0.99
0.87
1.50
1.20
1.00
0.82
0.72
M
M
M
M
M
0.040
0.060
0.080
0.150
0.280
0.300
0.400
A
20.0
13.0
11.0
9.0
7.8
7.0
6.4
5.4
3.6
3.30
2.40
2.00
1.70
1.40
1.20
0.95
Suffix
M
M
6
Suffix
6
1st
0.0026
M
M
M
M
M
M
M
M
M
M
M
M
M
M
0.0180
0.0260
0.0320
0.0040
0.0061
0.0086
0.0100
0.0140
0.0170
30.0
15.0
M
25.0
20.0
17.0
15.0
13.0
12.0
11.0
10.0
8.0
15.0
12.0
10.0
9.0
8.4
7.5
7.5
6.0
4.4
M
M
M
M
M
M
M
M
M
0.054
2.6
2.20
M
Oran
Gree
Blue
Viole
Brow
Brow
Brow
Red
Red
Oran
Oran
Yello
Blue
Blue
Viole
Brow
Brow
Red
Oran
Yello
Blue
Brow
1)
2)
3)
4)
5)
6)
Tolerance ±20%, Tested at 100kHz, 100mVrms @20°C. DH8950 series tested at 100kHz, 250mVrms @20°C.
DCRs (DC resistances) are maximums @20°C.
DC (Direct Current) current applied to produce a typical 10% drop from measured nominal inductance.
DC (Direct Current) current applied to produce a typical 30% drop from measured nominal inductance.
Current applied to produce a typical 40°C temperature rise from measured nominal inductance.
Tolerance M = ±20%
Specifications subject to change without notice
Call Toll Free: 888-978-2638 Website: www.coev.net
Item
Environmental
Static Humidity
Specification
After exposure part remains within
specified electrical parameters for
L, Q and DCR.
After exposure part remains within
specified electrical parameters for
L, Q and DCR.
After exposure part remains within
specified electrical parameters for
L, Q and DCR.
Test Method/Condition
Precondition at 25°C for 60 minutes. Expose parts to an
environment of +40°C with 90 to 95% R.H. for 240 hours.
Subject parts to an environment of 85°C 85% R.H. for 168 hours.
After exposure allow parts to dry for 4 hours before measurements
are taken.
10 cycles (Air to Air) 1 cycle shall consist of:
30 minutes exposure to +85°C
30 minutes exposure to -40°C
Allow 20 minutes transition between extremes.
10
30
30
15
cycles (Air to Air) 1 cycle shall consist of:
minutes exposure to -55°C
minutes exposure to +125°C
seconds maximum transition between temperatures
Storage Life
Temperature Cycle
Temperature Shock
After exposure part remains within
specified electrical parameters for
L, Q and DCR.
General
Storage Temperature
Range
Operating Temperature
Range
Flammability
Other
Vibration
After exposure part remains within
specified electrical parameters for
L, Q and DCR.
1 cycle of 30 minutes of the following:
5 - 7 Hz constant displacement of 0.75 inches, 5 minutes
7 - 30 Hz constant acceleration of 1.5 Gs, 10 minutes
31 - 50 Hz constant displacement of 0.33 inches, 5 minutes
50 - 500 Hz constant acceleration of 1.2 Gs, 10 minutes
DH8950 Series - 2000 Gs per axis, 2 directions
DH1364 Series - 500 Gs per axis, 2 directions
DH2280 Series - 500 Gs per axis, 2 directions
-40°C to +85°C
-40°C to +85°C
IEC 695-2-2
Withstands needle-flame test
Mechanical Shock
After exposure part remains within
specified electrical parameters for
L, Q and DCR.
Solderability
Wetting shall cover 90% minimum of
each termination
Component Adhesion
(Push Test)
Component shall withstand 6 lb. push
force minimum without delaminating
from mounting surface.
Dip pads in RMA
flux, 63/37 solder
(Sn/Pb) at 232°C for
5 seconds ±2
seconds.
Apply and measure force with a digital force gauge set.
Resistance to Solvent
Withstands 6 minutes of alcohol.
Withstands 3 minutes forced spray Freon TMS
Chemical
Ionic Contamination
Conductivity:
pH:
Chlorides:
Sodium:
Potassium:
11 µOhms/cm maximum
5.5 to 9
65 ppm maximum
20 ppm maximum
10 ppm maximum
Series
Revision
For Print Distribution to Customers
DH SERIES
Sheet 3 of 3
B
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