DRQ74-4R7-R Coiltronics/Div of Cooper/Bussmann, DRQ74-4R7-R Datasheet

INDUCTOR SHIELD DUAL 4.7UH SMD

DRQ74-4R7-R

Manufacturer Part Number
DRQ74-4R7-R
Description
INDUCTOR SHIELD DUAL 4.7UH SMD
Manufacturer
Coiltronics/Div of Cooper/Bussmann
Series
DRQr
Datasheet

Specifications of DRQ74-4R7-R

Inductance Per Coil
5.18µH
Number Of Coils
2
Current
1.67A
Tolerance
±20%
Inductance - Connected In Series
20.73µH
Inductance - Connected In Parallel
5.18µH
Dc Resistance (dcr)
51.00 mOhm
Package / Case
0.299" L x 0.299" W x 0.175" H (7.60mm x 7.60mm x 4.45mm)
Mounting Type
Surface Mount
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
513-1264-2
DRQ74-4R7
DRQ74-4R7
DRQ74-4R7-R
DRQ74-4R7R

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
DRQ74-4R7-R
Manufacturer:
Coiltronics/Div of Cooper/Buss
Quantity:
1 856
Part Number:
DRQ74-4R7-R
Manufacturer:
COOPER
Quantity:
20 000
DRQ Series
Dual Winding, Shielded Inductors/Transformer
Description
• 125°C maximum total operating temperature
• 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 a broad
1) Open Circuit Inductance Test Parameters: 100kHz, 0.25 V rms , 0.0 Adc
2) RMS current for an approximate T of 40°C without core loss. It is recommended that the
3) Peak current for approximately 30% roll-off at 20°C
4) DCR limits @ 20°C
5) Applied Volt-Time product (V-µS) across the inductor. This value represents the applied V-µS
1207
Part Number
DRQ73-R33-R
DRQ73-1R0-R
DRQ73-1R5-R
DRQ73-2R2-R
DRQ73-3R3-R
DRQ73-4R7-R
DRQ73-6R8-R
DRQ73-8R2-R
DRQ73-100-R
DRQ73-150-R
DRQ73-220-R
DRQ73-330-R
DRQ73-470-R
DRQ73-680-R
DRQ73-820-R
DRQ73-101-R
a single inductor, or in coupled inductor/transformer applications
(1:1 turns ratio)
range of inductance and current ratings
Parallel: (1,2 -4,3) Series: (1-4) tie (2-3)
temperature of the part not exceed 125°C.
at 100KHz necessary to generate a core loss equal to 10% of the total losses for a 40°C
temperature rise.
BU-SB07326
Inductance
Rated
(µH)
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
+/-20%
OCL
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
(µH)
(1)
I rms
Amps
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
(2)
Parallel Ratings
Amps
I sat
Peak
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
Page 1 of 7
(3)
DCR
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
typ.
(4)
• 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
• 200Vac 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 application
• Solder reflow temperature: 260°C max. for 10 seconds max.
Packaging
• Supplied in tape and reel packaging, 1350 (DRQ73),
specific).
1100 (DRQ74), 600 (DRQ125), and 350 (DRQ127) per reel
µ-Sec
Volt
6) Turns Ratio (1:3):(2-4) 1:1
7) Part number definition: DRQxxx-yyy-R
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
DRQxxx = product code and size,
-yyy = inductance value in µH,
R = decimal point. If no R is present, third character = # of zeros
-R suffix = RoHS compliant
(5)
+/-20%
OCL
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
(µH)
(1)
Data Sheet 4311
I rms
Amps
0.916
0.811
0.653
0.542
0.444
0.430
0.367
3.10
2.63
2.32
2.06
1.66
1.55
1.28
1.10
1.04
(2)
Series Ratings
Amps
I sat
Peak
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
(3)
DCR
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
typ.
1.43
1.54
2.11
(4)
µ-Sec
Volt
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
(5)

Related parts for DRQ74-4R7-R

DRQ74-4R7-R Summary of contents

Page 1

... Operating temperature: -40°C to +125°C (range is application specific). • Solder reflow temperature: 260°C max. for 10 seconds max. Packaging • Supplied in tape and reel packaging, 1350 (DRQ73), 1100 (DRQ74), 600 (DRQ125), and 350 (DRQ127) per reel Parallel Ratings (2) I sat (3) ...

Page 2

... DRQ74-R33-R 0.33 0.294 6.20 DRQ74-1R0-R 1.00 0.952 5.33 DRQ74-1R5-R 1.50 1.422 4.96 DRQ74-2R2-R 2.20 1.986 4.66 DRQ74-3R3-R 3.30 3.396 3.94 DRQ74-4R7-R 4.70 5.182 3.34 DRQ74-6R8-R 6.80 7.344 2.60 DRQ74-8R2-R 8.20 8.566 2.53 DRQ74-100-R 10.0 9.882 2.41 DRQ74-150-R 15.0 16.09 2.11 DRQ74-220-R 22 ...

Page 3

Part Number Rated OCL (1) I rms Inductance +/-20% Amps (µH) (µH) DRQ125-820-R 82.0 86.89 2.05 DRQ125-101-R 100 102.7 1.78 DRQ125-151-R 150 151.1 1.48 DRQ125-221-R 220 216.8 1.19 DRQ125-331-R 330 332.6 1.06 DRQ125-471-R 470 473.1 0.87 DRQ125-681-R 680 679.8 0.70 ...

Page 4

... Dimensions - mm DRQ73 Series Side View Top View DRQ73 ### Bottom View 6.1 0.73 0.60 7.6 Max. 0.80 DRQ74 Series Top View DRQ74 ### Bottom View 0.73 7.6 Max 0.60 6.1 Dimensions in millimeters. 1207 BU-SB07326 3.55 Max 1.00 7.6 Max. Dual Inductor Side View 4 ...

Page 5

Dimensions - mm DRQ125 Series Top View • DRQ125 1 4 ### wwlly Bottom View 2. 2. 10.0 DRQ127 Series Top View • DRQ127 1 4 ### wwll ...

Page 6

... Packaging Information DRQ73 Series Supplied in tape and reel packaging, 1350 parts per reel, 13" diameter reel. Ao=7.90mm Bo=7.90mm Ko=3.80mm DRQ74 Series Supplied in tape and reel packaging, 1100 parts per reel, 13" diameter reel. 2.00 0.1 0.1 4. Ao=7.90mm Bo=7.90mm SECTION A-A Ko=4.70mm ...

Page 7

... I rms DERATING WITH CORE LOSS % of Applied Volt-µSecond Europe Cooper Bussmann Cooper (UK) Limited Burton-on-the-Wolds Leicestershire • LE12 5TH UK Tel: +44 (0) 1509 882 737 Fax: +44 (0) 1509 882 786 Page OCL vs I sat DRQ74 100 120 140 % of I sat OCL vs I sat DRQ127 ...

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