LD2-221-R Coiltronics/Div of Cooper/Bussmann, LD2-221-R Datasheet
LD2-221-R
Manufacturer Part Number
LD2-221-R
Description
INDUCTOR PWR METL DRUMCORE 220UH
Manufacturer
Coiltronics/Div of Cooper/Bussmann
Series
LDr
Type
Drum Corer
Datasheet
1.LD1-100-R.pdf
(3 pages)
Specifications of LD2-221-R
Inductance
220µH
Current
1A
Current - Saturation
790mA
Tolerance
±20%
Dc Resistance (dcr)
960 mOhm Max
Package / Case
0.307" L x 0.276" W x 0.196" H (7.80mm x 7.00mm x 5.00mm)
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Frequency - Test
100kHz
Material - Core
Ferrite
Applications
General Purpose
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Shielding
-
Q @ Freq
-
Self Resonant Freq
-
Current - Temperature Rise
-
Other names
LD2-221
LD2-221
LD2-221
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LD2-221-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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LD2-221-R Summary of contents
Page 1
... 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 2
... LD2-680-R 68 LD2-820-R 82 LD2-101-R 100 LD2-121-R 120 LD2-151-R 150 LD2-181-R 180 LD2-221-R 220 LD2-271-R 270 LD2-331-R 330 LD2-391-R 390 LD2-471-R 470 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° ...
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 ...