DRQ127-100-R COILTRONICS, DRQ127-100-R Datasheet
DRQ127-100-R
Manufacturer Part Number
DRQ127-100-R
Description
POWER INDUCTOR, 10UH, 6.04A, 20%
Manufacturer
COILTRONICS
Datasheet
1.DRQ127-100-R.pdf
(8 pages)
Specifications of DRQ127-100-R
Inductance Tolerance
± 20%
Dc Resistance Max
0.0172ohm
Dc Current Rating
6.04Arms
Core Material
Ferrite
Inductor Case Style
SMD
No. Of Pins
4
Inductor Type
Power
Inductance
10µH
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Description
• 125°C maximum total temperature operation
• Dual winding inductors that can be used as either
• Four sizes of shielded drum core inductors
• Windings can be connected in series or parallel, offering
• Peak current ratings from 0.13 Amps to 56 Amps
• RMS current ratings from 0.128 Amps to 17.9 Amps
• Inductance ratings from 0.33µH to 4.02mH
• Surface Mount
• 200 VAC Isolation between windings
• Ferrite core material
Applications
• As a transformer: SEPIC, flyback
• As an inductor: Buck, boost, coupled inductor
• DC/DC converters
• VRM inductor for CPU and DDR power supplies
• Input and output filter chokes
Environmental Data
• Storage temperature: -40°C to +125°C
• Operating temperature: -40°C to +125°C (Range is
• Solder reflow temperature: 260°C max. for 10 seconds
1) Open Circuit Inductance Test Parameters: 100kHz, 0.25 Vrms, 0.0 Adc
2) RMS current for an approximate ∆T of 40°C without core loss. It is
3) Peak current for approximately 30% roll-off at 20°C
P P a a r r t t N N u u m m b b e e r r
D D R R Q Q 7 7 3 3 - - R R 3 3 3 3 - - R R
D D R R Q Q 7 7 3 3 - - 1 1 R R 0 0 - - R R
D D R R Q Q 7 7 3 3 - - 1 1 R R 5 5 - - R R
D D R R Q Q 7 7 3 3 - - 2 2 R R 2 2 - - R R
D D R R Q Q 7 7 3 3 - - 3 3 R R 3 3 - - R R
D D R R Q Q 7 7 3 3 - - 4 4 R R 7 7 - - R R
D D R R Q Q 7 7 3 3 - - 6 6 R R 8 8 - - R R
D D R R Q Q 7 7 3 3 - - 8 8 R R 2 2 - - R R
D D R R Q Q 7 7 3 3 - - 1 1 0 0 0 0 - - R R
D D R R Q Q 7 7 3 3 - - 1 1 5 5 0 0 - - R R
D D R R Q Q 7 7 3 3 - - 2 2 2 2 0 0 - - R R
D D R R Q Q 7 7 3 3 - - 3 3 3 3 0 0 - - R R
D D R R Q Q 7 7 3 3 - - 4 4 7 7 0 0 - - R R
D D R R Q Q 7 7 3 3 - - 6 6 8 8 0 0 - - R R
D D R R Q Q 7 7 3 3 - - 8 8 2 2 0 0 - - R R
D D R R Q Q 7 7 3 3 - - 1 1 0 0 1 1 - - R R
D D R R Q Q 7 7 3 3 - - 1 1 5 5 1 1 - - R R
D D R R Q Q 7 7 3 3 - - 2 2 2 2 1 1 - - R R
D D R R Q Q 7 7 3 3 - - 3 3 3 3 1 1 - - R R
D D R R Q Q 7 7 3 3 - - 4 4 7 7 1 1 - - R R
D D R R Q Q 7 7 3 3 - - 6 6 8 8 1 1 - - R R
D D R R Q Q 7 7 3 3 - - 8 8 2 2 1 1 - - R R
D D R R Q Q 7 7 3 3 - - 1 1 0 0 2 2 - - R R
a single inductor, or in coupled inductor/transformer
applications (1:1 turns ratio)
a broad range of inductance and current ratings
application specific).
max.
Parallel: (1,2 - 4,2) Series: (1 - 4) tie (2 - 3)
recommended that the temperature of the part not exceed 125°C.
I I n n d d u u c c t t a a n n c c e e
R R a a t t e e d d
1000
( ( µ µ H H ) )
0.33
1.00
1.50
2.20
3.30
4.70
6.80
8.20
10.0
15.0
22.0
33.0
47.0
68.0
82.0
100
150
220
330
470
680
820
O O C C L L ( ( 1 1 ) )
+ + / / - - 2 2 0 0 % %
0.306
0.992
1.482
2.070
3.540
4.422
6.480
8.930
10.30
15.01
22.65
34.41
48.62
68.91
80.37
101.4
150.9
223.3
325.5
465.8
676.5
821.7
995.0
( ( µ µ H H ) )
I I r r m m s s ( ( 2 2 ) )
A A m m p p e e r r e e s s
6.19
5.25
4.64
4.11
3.31
3.09
2.55
2.19
2.08
1.83
1.62
1.31
1.08
0.89
0.86
0.73
0.58
0.52
0.42
0.35
0.29
0.27
0.26
P P a a r r a a l l l l e e l l R R a a t t i i n n g g s s
A A m m p p e e r r e e s s
I I s s a a t t ( ( 3 3 ) )
P P e e a a k k
14.4
7.97
6.52
5.52
4.22
3.78
3.12
2.66
2.47
2.05
1.67
1.35
1.14
0.96
0.89
0.79
0.65
0.53
0.44
0.37
0.31
0.28
0.25
D D C C R R Ω Ω ( ( 4 4 ) )
0.0074
0.0103
0.0132
0.0167
0.0259
0.0297
0.0435
0.0592
0.0656
0.0844
0.107
0.166
0.241
0.358
0.384
0.527
0.851
1.05
1.59
2.36
3.47
3.93
4.34
t t y y p p . .
V V o o l l t t ( ( 5 5 ) )
µ µ - - S S e e c c
Packaging
• Supplied in tape and reel packaging, 1350 (DRQ73),
4) DCR limits @ 20°C
5) Applied Volt-Time product (V-µS) across the inductor. This value represents the
6) Turns Ratio (1-2):(3-4) 1:1
1.98
3.56
4.36
5.15
6.73
7.52
9.11
10.7
11.5
13.9
17.0
21.0
24.9
29.7
32.1
36.0
44.0
53.5
64.5
77.2
93.1
103
113
1100 (DRQ74), 600 (DRQ125), and 350 (DRQ127)
per reel
applied V-µS at 100KHz necessary to generate a core loss equal to 10% of the
total losses for a 40°C temperature rise.
O O C C L L ( ( 1 1 ) )
+ + / / - - 2 2 0 0 % %
1.224
3.968
5.928
8.280
14.16
17.69
25.92
35.72
41.20
60.04
90.60
137.6
194.5
275.6
321.5
405.6
603.6
893.2
1302
1863
2706
3287
3980
( ( µ µ H H ) )
A A m m p p e e r r e e s s
I I r r m m s s ( ( 2 2 ) )
0.916
0.811
0.653
0.542
0.444
0.430
0.367
0.289
0.260
0.211
0.173
0.143
0.134
0.128
3.10
2.63
2.32
2.06
1.66
1.55
1.28
1.10
1.04
Dual Winding, Shielded
Inductors/Transformer
S S e e r r i i e e s s R R a a t t i i n n g g s s
A A m m p p e e r r e e s s
I I s s a a t t ( ( 3 3 ) )
P P e e a a k k
7.18
3.99
3.26
2.76
2.11
1.89
1.56
1.33
1.24
1.03
0.83
0.68
0.57
0.48
0.44
0.39
0.32
0.27
0.22
0.18
0.15
0.14
0.13
D D C C R R Ω Ω ( ( 4 4 ) )
0.0296
0.0411
0.0527
0.0669
0.1035
0.1188
0.1742
0.2368
0.2623
0.339
0.429
0.665
0.965
13.88
15.72
17.36
1.43
1.54
2.11
3.41
4.20
6.36
9.44
DRQ Series
t t y y p p . .
V V o o l l t t ( ( 5 5 ) )
µ µ - - S S e e c c
3.96
7.12
8.72
10.3
13.5
15.0
18.2
21.4
23.0
27.8
34.0
42.0
49.8
59.4
64.2
72.0
88.0
107
129
154
186
206
226
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DRQ127-100-R Summary of contents
Page 1
... RMS current for an approximate ∆T of 40°C without core loss recommended that the temperature of the part not exceed 125°C. 3) Peak current for approximately 30% roll-off at 20°C Packaging • Supplied in tape and reel packaging, 1350 (DRQ73), 1100 (DRQ74), 600 (DRQ125), and 350 (DRQ127) per reel Ω Ω ...
Page 2
...
Page 3
...
Page 4
Mechanical Diagrams DRQ73 Series BOTTOM VIEW FRONT VIEW 6.1 0.73 0.60 7.6 7.6 Max. Max. 0.80 DRQ74 Series BOTTOM VIEW FRONT VIEW 0.73 7.6 Max 0.60 6.1 4.45 Max Dimensions in Millimeters. TOP VIEW DRQ73 ### 3.55 Max Dual Inductor ...
Page 5
... Mechanical Diagrams DRQ125 Series BOTTOM VIEW FRONT 12.5 2.00 12.5 Max Max 1 4 10.0 DRQ127 Series BOTTOM VIEW FRONT VIEW 2. 2.00 12.5 12.5 Max Max 1 4 10.0 Dimensions in Millimeters. TOP VIEW • DRQ125 ### 2.50 wwlly 6.00 Max Dual Inductor 1 L1 ...
Page 6
... Ao=7.90mm Bo=7.90mm SECTION A-A Ko=4.70mm DRQ125 Series 1.5 dia +0.1/-0 Ao=13.00mm K0 Bo=13.00mm SECTION A-A Ko=6.30mm DRQ127 Series 1.5 dia +0.1/-0.0 R0.3 max Ao=13.00mm K0 Bo=13.00mm SECTION A-A Ko=8.30mm Dimensions are in millimeters. Ø1.50 +0.1/-0.0 Ø1.50 Min 12.00 12.00 Ao 4.0 2 ...
Page 7
... Irms DERATING WITH CORE LOSS % plied V olt-µS e cond DRQ Series Dual Winding, Shielded Inductors/Transformer OCL vs Isat DRQ74 100 120 140 % of Isat OCL vs Isat DRQ127 100 110 120 % Idc sat 160 180 130 140 150 ...
Page 8
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