LD1-8R2R [COOPER]
1 ELEMENT, 8.2uH, GENERAL PURPOSE INDUCTOR, SMD, ROHS COMPLIANT;
| 型号： | LD1-8R2R |
| 厂家： | 
COOPER BUSSMANN, INC. |
| 描述： | 1 ELEMENT, 8.2uH, GENERAL PURPOSE INDUCTOR, SMD, ROHS COMPLIANT 测试 功率感应器 电感器 |
| 文件： | 总3页 (文件大小：93K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
®
LD Series
Metalized Drum Core
Power Inductor
Description
• Metalized drum core design utilizes board space
• Current Range from 4.46 to 0.52 Amps
• Inductance range from 1.0 uH to 470uH
• RoHS compliant (-R option)
Applications
• Buck or Boost inductor
• Noise filtering and output filter chokes
• Computers
• Power Supplies
• Test Equipment Instrumentation
Environmental Data
• Storage temperature: -25°C to +85°C
• Operating ambient temperature: -20°C to +80°C (Range
is application specific). Temperature rise is
approximately 40°C at rated rms current.
Packaging
• Supplied in tape and reel packaging, LD1 (2,000), LD2
(1,000) parts per reel
• IR reflow temperature: 240°C for 30 seconds max.
Part
Number
Rated
Inductance
(µH)
1.0
OCL (1)
Nominal
Irms (2)
Amperes
Isat (3)
Amperes
DCR (4)
(Ω)
(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
1.12
LD1-1R0
LD1-1R4
LD1-1R8
LD1-2R2
LD1-2R7
LD1-3R3
LD1-3R9
LD1-4R7
LD1-5R6
LD1-6R8
LD1-8R2
LD1-100
LD1-120
LD1-150
LD1-180
LD1-220
LD1-270
LD1-330
LD1-390
LD1-470
LD1-560
LD1-680
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
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
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
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
Notes:
3) Peak current for an approximate 10% rolloff at 20°C
4) DCR limits @ 20°C
1) Open Circuit Inductance Test Parameters: 100kHz, 0.25Vrms, 0.0Adc +/-20%
except for LD1-330 to LD1-680 and LD2-470 to LD2-471 which is +/-10%
2) RMS current for for an approximate T of 40°C. It is recommended that the
temperature of the part not exceed 125°C
®
LD Series
Metalized Drum Core
Power Inductor
Part
Number
Rated
Inductance
(µH)
10
OCL (1)
Nominal
Irms (2)
Amperes
Isat (3)
Amperes
DCR (4)
(Ω)
(Max.)
0.0700
0.0800
0.0900
0.1000
0.1100
0.1200
0.1300
0.1600
0.1800
0.2400
0.2800
0.3700
0.4300
0.4700
0.6400
0.7100
0.9600
1.11
LD2-100
LD2-120
LD2-150
LD2-180
LD2-220
LD2-270
LD2-330
LD2-390
LD2-470
LD2-560
LD2-680
LD2-820
LD2-101
LD2-121
LD2-151
LD2-181
LD2-221
LD2-271
LD2-331
LD2-391
LD2-471
10.0
12.0
15.0
18.0
22.0
27.0
33.0
39.0
47.0
56.0
68.0
82
100
120
150
180
220
270
330
390
470
3.83
3.57
3.38
3.19
3.13
2.81
2.70
2.42
2.25
1.96
1.88
1.63
1.53
1.43
1.23
1.15
1.00
0.94
0.83
0.78
0.74
3.45
3.20
2.85
2.60
2.45
2.10
2.01
1.85
1.64
1.50
1.35
1.28
1.15
1.09
0.95
0.87
0.79
0.73
0.64
0.58
0.55
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
1.26
1.77
1.96
Notes:
3) Peak current for an approximate 10% rolloff at 20°C
4) DCR limits @ 20°C
1) Open Circuit Inductance Test Parameters: 100kHz, 0.25Vrms, 0.0Adc +/-20%
except for LD1-330 to LD1-680 and LD2-470 to LD2-471 which is +/-10%
2) RMS current for for an approximate T of 40°C. It is recommended that the
temperature of the part not exceed 125°C
OPTION CODE
Option Code
-R
Description
RoHS compliant version
Mechanical Diagrams
RECOMMENDED PCB LAYOUT
TOP VIEW
A
BOTTOM VIEW
SCHEMATIC
FRONT VIEW
1
xxx
2
G
I
I
Marking
Component Side
Marking:
LD1: xxx=inductance value
per family chart
Dimension
A
+/-0.3
B
+/-0.3
C
+/-0.3
G
ref
H
ref
I
ref
LD1
LD2
4.5
7.8
4.0
7.0
3.2
5.0
1.5
2.0
4.5
7.5
1.75
3.0
LD2: "C" logo
xxx=inductance value
Dimensions in millimeters.
®
LD Series
Metalized Drum Core
Power Inductor
Packaging Information
8.0
LD1 Series
ACTUAL SIZE
LD1
12.0
Parts packaged on 13" Diameter reel,
2,000 parts per reel.
User Direction Feed
12.0
LD2 Series
ACTUAL SIZE
LD2
16.0
Parts packaged on 13" Diameter reel,
1,000 parts per reel.
User Direction Feed
Rolloff
OCL vs Isat
LD1
OCL vs Isat
LD2
100
90
80
70
60
50
40
30
20
10
0
100
90
80
70
60
50
40
30
20
10
0
0
10
20
30
40
50
60
70
80
90
100
110
120
0
10
20
30
40
50
60
70
80
90
100
110
120
% of Isat
% of Isat
PM-4317 7/05
Visit us on the Web at www.cooperET.com
3601 Quantum Boulevard Boynton Beach, Florida 33426-8638
Tel: +1-561-752-5000 Toll Free: +1-888-414-2645 Fax: +1-561-742-1178
© Cooper Electronic
Technologies 2005
This bulletin is intended to present product design solutions and technical information that will help the end user with design applications. Cooper Electronic
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Electronic Technologies also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been
selected, it should be tested by the user in all possible applications.
Life Support Policy: Cooper Electronic Technologies does not authorize the use of any of its products for use in life support devices or systems without the
express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when
properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user.
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