Series Number
DN4835
DN6149
DN8140
DN8155
DN1047
DN1058
3003 9th Avenue SW
PO Box 50
Watertown, SD 57201
Toll free: 888-978-2638
Ph: 605-886-3326
Fax: 605-886-8995
SMD Unshielded Inductor Series; Part Numbering Sequence: ( Series Number ) - ( Suffix Code )(Tolerance), example DQ1260-220M
Bulk Packaging add (-B) to end of Part Numbering Sequence. example DQ1260-22M-B
C
B
A
W
Suffix Code
XXX
Y
D
H
Suggested Land Pattern
Series
Number
DN4835
DN6149
DN8140
DN8155
DN1047
DN1058
Units
inches
[ mm ]
inches
[ mm ]
inches
[ mm ]
inches
[ mm ]
inches
[ mm ]
inches
[ mm ]
Maximum Dimensions
D
W
H
0.189"
0.169"
0.138"
[ 4.80 ]
[ 4.30 ]
[ 3.50 ]
0.240"
0.217"
0.193"
[ 6.10 ]
[ 5.50 ]
[ 4.90 ]
0.319"
0.287"
0.157"
[ 8.10 ]
[ 7.30 ]
[ 4.00 ]
0.319"
0.287"
0.217"
[ 8.10 ]
[ 7.30 ]
[ 5.50 ]
0.406"
0.366"
0.185"
[ 10.30 ]
[ 9.30 ]
[ 4.70 ]
0.409"
0.370"
0.228"
[ 10.40 ]
[ 9.40 ]
[ 5.80 ]
Y
0.047"
[ 1.20 ]
0.051"
[ 1.30 ]
0.083"
[ 2.10 ]
0.083"
[ 2.10 ]
0.114"
[ 2.90 ]
0.114"
[ 2.90 ]
Reference Dimensions
A
B
0.217"
0.047"
[ 5.50 ]
[ 1.20 ]
0.268"
0.051"
[ 6.80 ]
[ 1.30 ]
0.346"
0.083"
[ 8.80 ]
[ 2.10 ]
0.346"
0.083"
[ 8.80 ]
[ 2.10 ]
0.433"
0.114"
[ 11.00 ]
[ 2.90 ]
0.433"
0.114"
[ 11.00 ]
[ 2.90 ]
C
0.169"
[ 4.30 ]
0.217"
[ 5.50 ]
0.287"
[ 7.30 ]
0.287"
[ 7.30 ]
0.366"
[ 9.30 ]
0.370"
[ 9.40 ]
Features:
High energy storage and low resistance
Reliable surface mounting, flat top for pick
and place.
Smaller real estate than other common
inductors.
Robust temperature deflection to prevent
damage during solder reflow.
Tape and Reel mechanical specifications
available upon request.
Operating Temperature -40°C to +85°C.
Highly resistive core for EMI suppression
applications.
DN4835
L
1
µH
1.0
1.4
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
1)
2)
3)
4)
DN6149
Tolerance
DN8140
Tolerance
DN8155
Tolerance
DN1047
Tolerance
DN1058
Tolerance
Suffix
Codes
DCR
2
Ω
I
SAT3
A
3.80
3.30
2.91
2.60
2.43
2.15
1.98
1.70
1.60
1.41
1.26
1.15
1.05
0.92
0.84
0.76
0.71
0.64
0.59
0.54
0.50
0.46
1R0
0.033
1R4
0.038
1R8
0.042
2R2
0.047
2R7
0.052
3R3
0.058
3R9
0.076
4R7
0.094
5R6
0.101
6R8
0.117
0.08
1.6
M
8R2
0.132
100
0.182
0.10
1.44
M
0.08
1.44
M
0.07
2.30
K
0.05
2.38
120
0.210
0.12
1.40
M
0.09
1.39
M
0.08
2.00
K
0.06
2.13
150
0.235
0.14
1.30
M
0.10
1.24
M
0.09
1.80
K
0.07
1.87
180
0.338
0.15
1.23
M
0.11
1.12
M
0.10
1.60
K
0.08
1.73
220
0.378
0.18
1.11
M
0.13
1.07
M
0.11
1.50
K
0.09
1.60
270
0.522
0.20
0.97
M
0.15
0.94
M
0.12
1.30
K
0.10
1.44
330
0.540
0.23
0.88
L
0.17
0.85
M
0.13
1.20
K
0.12
1.26
390
0.587
0.32
0.80
L
0.22
0.74
M
0.16
1.10
K
0.15
1.20
470
0.844
0.37
0.72
L
0.25
0.68
M
0.18
1.10
K
0.17
1.10
560
0.937
0.42
0.68
K
0.28
0.64
K
0.24
0.94
K
0.20
1.01
680
1.117
0.46
0.61
K
0.33
0.59
K
0.28
0.85
K
0.22
0.91
820
0.60
0.58
K
0.41
0.54
K
0.37
0.78
K
0.25
0.85
101
0.70
0.52
K
0.48
0.51
K
0.43
0.72
K
0.34
0.74
121
0.93
0.48
K
0.54
0.49
K
0.47
0.66
K
0.40
0.69
151
1.10
0.40
K
0.75
0.40
K
0.64
0.58
K
0.54
0.61
181
1.38
0.38
K
1.02
0.36
K
0.71
0.51
K
0.62
0.56
221
1.57
0.35
K
1.20
0.31
K
0.96
0.49
K
0.72
0.53
271
1.31
0.29
K
1.11
0.42
K
0.95
0.45
331
1.50
0.28
K
1.26
0.40
K
1.10
0.42
391
1.77
0.36
K
1.24
0.38
471
1.96
0.34
K
1.53
0.35
561
1.90
0.32
681
821
102
11.5
0.11
K
Test conditions are 1Vrms and 1.0-8.2µH(7.96MHz), 10-82µH (2.52MHz) 100-1000µH (1kHz).
DCRs (DC resistances) are maximums @20°C.
DC (Direct Current) current applied to produce a typical 10% drop in inductance or a temperature increase of 40°C whichever is lower. Maximum current is DC + AC.
Suffix of J=5%, K=±10%, L=±15%, M=20%, N=+40%-30%
Suffix
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
K
K
K
K
K
4
DCR
2
Ω
I
MAX3
A
Suffix
4
DCR
2
Ω
I
MAX3
A
Suffix
4
DCR
2
Ω
I
MAX3
A
Suffix
4
DCR
2
Ω
I
MAX3
A
Suffix
4
DCR
2
Ω
I
MAX3
A
Tolerance
Suffix
4
M
M
M
M
M
M
M
M
M
K
K
K
K
K
K
K
K
K
K
K
K
K
0.06
0.07
0.08
0.09
0.10
0.11
0.12
0.14
0.17
0.19
0.22
0.25
0.35
0.40
0.47
0.63
0.73
0.97
1.15
1.30
1.48
1.90
2.25
2.55
2.60
2.45
2.27
2.15
1.95
1.76
1.50
1.37
1.28
1.17
1.11
1.00
0.97
0.89
0.78
0.72
0.66
0.57
0.52
0.48
0.42
0.33
0.28
0.24
M
M
M
M
M
M
M
M
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
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 shall not
have a shorted or open winding.
Test Method/Condition
Expose parts to an environment of +50°C with 90 to 95% R.H. for
100 hours. After exposure, allow parts to dry for 2 hours before
measurements are taken.
Subject parts to an environment of +50°C 90 to 100% R.H. for 46 to
50 hours. After exposure, allow parts to dry for 2 hours before
measurements are taken.
Per MIL-STD 202 Method 106, ten 24 hour cycles at +25°C to
+65°C at 80 to 95% R.H. During any of the first 9 cycles, inductors
are revolved from the chamber and exposed to -10°C for 3 hours.
Allow parts to dry for 2 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 cycles (Air to Air) 1 cycle shall consist of:
30 minutes exposure to -45°C
30 minutes exposure to +125°C
15 seconds maximum transition between temperatures
Storage Life
Moisture Resistance
Temperature Cycle
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.
Temperature Shock
General
Storage Temperature
Range
Operating Temperature
Range
Flammability
Other
Vibration
-40°C to +85°C
-40°C to +85°C
IEC 695-2-2
Withstands needle-flame test
After exposure part remains
within specified electrical
parameters for L, Q and DCR.
Inductors shall be randomly vibrated per NAVMAT P9492
profile. Samples shall be subjected to 0.04G/Hz for a
minimum of 15 minutes per axis, for each of the three axes.
Mechanical Shock
After exposure part remains
within specified electrical
parameters for L, Q and DCR.
Test per MIL-STD 202 method 213 test condition A, test
mounted samples 3 axes, 6 times, totaling 18 shocks.
(50Gs, 11ms, half-sine).
Solderability
Component Adhesion
(Push Test)
Resistance to Solvent
Wetting shall cover 90% minimum
of each termination
4 pounds
No sign of degradation in
appearance or marking detail.
After exposure, part shall not
have a shorted or open winding.
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.
Withstands 6 minutes of alcohol.
Withstands 3 minutes forced spray Freon TMS
Parts to be stored at 110°C for 1000 hours with rated current
applied. Parts to be tested at: start, 500 and 1000 hours. Allow
2 hours at room temperature before testing.
Load Life
Series
Revision
For Print Distribution to Customers
DN SERIES
Sheet 3 of 3
B
Power technology
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