LD1-4R7-R Cooper/Bussmann, LD1-4R7-R Datasheet
LD1-4R7-R
Manufacturer Part Number
LD1-4R7-R
Description
Power Inductors 4.7uH 2.0A 0.094ohms
Manufacturer
Cooper/Bussmann
Datasheet
1.LD1-4R7-R.pdf
(3 pages)
Specifications of LD1-4R7-R
Inductance
4.7 uH
Tolerance
20 %
Maximum Dc Current
2 Amps
Maximum Dc Resistance
0.094 Ohms
Dimensions
4 mm W x 4.5 mm L x 3.2 mm H
Termination Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LD1-4R7-R
Manufacturer:
COOPER
Quantity:
20 000
LD Series
Metalized Drum Core Power Inductor
Description
• Metalized drum core design utilizes board space
• Current Range from 4.46 amps to 0.52 amps
• Inductance range from 1.0µH to 470µH
• Ferrite core material
Notes:
1) Open Circuit Inductance Test Parameters: 100kHz, 0.25V rms , 0.0Adc
2) RMS current for an approximate T of 40°C. It is recommended that the temperature of the
3) Peak current for an approximate 10% rolloff at 20°C
1207
LD1-1R0-R
LD1-1R4-R
LD1-1R8-R
LD1-2R2-R
LD1-2R7-R
LD1-3R3-R
LD1-3R9-R
LD1-4R7-R
LD1-5R6-R
LD1-6R8-R
LD1-8R2-R
LD1-100-R
LD1-120-R
LD1-150-R
LD1-180-R
LD1-220-R
LD1-270-R
LD1-330-R
LD1-390-R
LD1-470-R
LD1-560-R
LD1-680-R
Part
Number
+/-20% except for LD1-330-R to LD1-331-R and LD2-470-R to LD2-471-R which is +/-10%
part not exceed 125°C
BU-SB07325
Inductance
Rated
(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
Page 1 of 3
Nominal
OCL
1.00
1.40
1.80
2.20
2.70
3.30
3.90
4.70
5.60
6.80
8.20
10.0
12.0
15.0
18.0
22.0
27.0
33.0
39.0
47.0
56.0
68.0
(1)
Applications
• Buck or boost inductor
• Noise filtering and output filter chokes
• Computers
• Power supplies
• Test equipment instrumentation
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, LD1 (2,000),
specific). Temperature rise is approximately 40°C at rated rms
current.
LD2 (1,000) parts per reel
4) DCR limits @ 20°C
5) Part number definition: LDx-yyy-R
LDx = 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
I rms
Amps
2.66
2.47
2.35
2.22
2.11
2.00
1.75
1.57
1.51
1.41
1.32
1.13
1.05
0.99
0.83
0.78
0.67
0.66
0.63
0.52
0.50
0.46
(2)
Data Sheet 4310
Amps
I sat
4.46
3.41
3.05
2.76
2.52
2.32
2.14
2.00
1.75
1.56
1.41
1.28
1.18
1.05
0.98
0.89
0.87
0.75
0.68
0.61
0.57
0.52
(3)
(Max.)
0.0330
0.0380
0.0420
0.0470
0.0520
0.0580
0.0760
0.0940
0.1010
0.1170
0.1320
0.1820
0.2100
0.2350
0.3380
0.3780
0.5220
0.5400
0.5870
0.8440
0.9370
DCR
1.12
( )
(4)
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LD1-4R7-R Summary of contents
Page 1
... Inductance range from 1.0µH to 470µH • Ferrite core material Part Rated Number Inductance (µH) LD1-1R0-R 1.0 LD1-1R4-R 1.4 LD1-1R8-R 1.8 LD1-2R2-R 2.2 LD1-2R7-R 2.7 LD1-3R3-R 3.3 LD1-3R9-R 3.9 LD1-4R7-R 4.7 LD1-5R6-R 5.6 LD1-6R8-R 6.8 LD1-8R2-R 8.2 LD1-100-R 10 LD1-120-R 12 LD1-150-R 15 LD1-180-R 18 LD1-220-R 22 LD1-270-R 27 LD1-330-R ...
Page 2
... Notes: 1) Open Circuit Inductance Test Parameters: 100kHz, 0.25V rms , 0.0Adc +/-20% except for LD1-330-R to LD1-331-R and LD2-470-R to LD2-471-R which is +/-10% 2) RMS current for an approximate T of 40° recommended that the temperature of the part not exceed 125°C 3) Peak current for an approximate 10% rolloff at 20°C ...
Page 3
... Packaging Information LD1 Series Supplied in tape and reel packaging, 2000 parts per reel, 13" diameter reel. 12.0 LD2 Series Supplied in tape and reel packaging, 1000 parts per reel, 13" diameter reel. 16.0 Inductance Characteristics OCL vs I sat LD1 100 sat North America ...