SMD Power Inductor
CDR74B
Description
• Ferrite drum core construction.
• Magnetically shielded.
• L W H: 8.15 7.35 4.9 mm Max.
• Product weight: 75mg(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
Environmental Data
• Operating temperature range: -25
+80
(including coil’s self temperature rise)
• Storage temperature range: -25
+80
• Solder reflow temperature: 260
peak.
2
.
1
RoHS
Dimension - [mm]
2.6
4.0±5.4
53.0±0.7
Packaging
• Carrier tape and reel packaging
• 12.9”diameter reel
• 1000pcs per reel
Land pattern and Schematics - [mm]
5.7
Applications
• Ideally used in Notebook PC ,LCD TV ,Game
machine ,HDD ,DSC/DVC , etc as DC-DC
converter inductors.
Page 1 of 4
Revised: 19-Dec-13
℃
℃ ½℃
℃ ½℃
× ×
× ×
6
.
9
1
0
.
0
GNITNIRP TSISER
REDLOS FO TRAP
2
.
0
0.1 R
φ
7
.
8
±
0
.
3
5
EDORTCELE FO TRAP
SMD Power Inductor
CDR74B
Electrical Characteristics
CDR74BNP-120MC
CDR74BNP-150MC
CDR74BNP-180MC
CDR74BNP-220MC
CDR74BNP-270MC
CDR74BNP-330LC
CDR74BNP-390LC
CDR74BNP-470LC
CDR74BNP-560LC
CDR74BNP-680LC
CDR74BNP-820LC
CDR74BNP-101KC
CDR74BNP-121KC
CDR74BNP-151KC
CDR74BNP-181KC
CDR74BNP-221KC
CDR74BNP-271KC
120
150
180
220
270
330
390
470
560
680
820
101
121
151
181
221
271
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
Page 2 of 4
Revised: 19-Dec-13
℃
△
1. Inductance measuring frequency: 10 H
82 H ; at 2.52 MHz
100 H
270 H ; at 1 kHz
2. Rated current: The D.C. current at which the inductance decreases to 90% of it’s nominal value or when
whichever is lower (Ta=20 ).
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
±
CDR74BNP-100MC
100
10
20%
20%
0.07
0.07
0.08
0.10
0.13
0.16
0.18
0.18
0.27
0.29
0.33
0.43
0.49
0.68
0.94
1.00
1.18
1.30
20%
20%
20%
20%
15%
15%
15%
15%
15%
15%
10%
10%
10%
10%
10%
10%
t=40 ,
※A
1.65
1.57
1.39
1.29
1.12
1.06
0.97
0.91
0.80
0.76
0.68
0.62
0.55
0.49
0.44
0.40
0.36
0.33
※
μ
Part name
Stamp
℃
Ω
Inductance
( H)
[within] 1
D.C.R.( )
MAX.
(at 20 )
Rated Current
( ) 2
μ ½
μ
μ ½ μ
℃
※
※
2.1 0.1 8.0 6.0 4.0 2.0 0.0
0
01
02
03
04
05
06
0
51
03
54
06
57
5.1
0
01
02
03
04
05
06
2.1
9.0
6.0
3.0
0.0
0
51
03
54
06
57
0
01
02
03
04
05
06
5.1
2.1
9.0
5.1
0
01
02
03
04
05
06
2.1
9.0
6.0
3.0
0.0
0
01
02
03
04
05
8.1 5.1 2.1 9.0 6.0 3.0 0.0
0
01
02
03
04
05
06
0
8
61
42
23
04
0
01
02
03
04
05
06
8.1 5.1 2.1 9.0 6.0 3.0 0.0
0
6
21
81
42
03
0.2
0
01
02
03
04
05
06
6.1
2.1
8.0
4.0
0.0
0
5
01
51
02
52
03
0.2
0
01
02
03
04
05
06
6.1
2.1
8.0
4.0
0.0
0
4
8
21
61
02
42
5.2
0
01
02
03
04
05
06
0.2
5.1
0.1
5.0
0.3 5.2 0.2 5.1 0.1 5.0 0.0
0
01
02
03
04
05
06
0
3
6
9
21
51
81
0.3 5.2 0.2 5.1 0.1 5.0 0.0
0
01
02
03
04
05
06
0
3
6
9
21
51
81
0
01
02
03
04
05
06
0.3 5.2 0.2 5.1 0.1 5.0 0.0
0
2
4
6
8
01
21
SMD Power Inductor
CDR74B
Saturation Current & Temperature Rise Graph
L (20 )
L (105 )
△
℃
℃
L ( H)
1. CDR74BNP-100MC
T( )
L ( H)
2. CDR74BNP-120MC
T
T( )
L ( H)
3. CDR74BNP-150MC
℃ △
μ
℃ △
μ
℃ △
L ( H)
4. CDR74BNP-180MC
DC (A)
T( )
L ( H)
5. CDR74BNP-220MC
DC (A)
T( )
L ( H)
6. CDR74BNP-270MC
℃ △
μ
℃ △
μ
℃ △
L ( H)
7. CDR74BNP-330LC
DC (A)
T( )
L ( H)
8. CDR74BNP-390LC
DC (A)
T( )
L ( H)
9. CDR74BNP-470LC
℃ △
μ
06
℃ △
μ
84
℃ △
L ( H)
10. CDR74BNP-560LC
DC (A)
T( )
L ( H)
11. CDR74BNP-680LC
DC (A)
T( )
L ( H)
12. CDR74BNP-820LC
℃ △
μ
09
℃ △
μ
09
℃ △
DC (A)
6.0
Page 3 of 4
DC (A)
3.0
0.0
0
01
02
03
04
05
Revised: 19-Dec-13
DC (A)
DC (A)
DC (A)
DC (A)
T( )
T( )
T( )
T( )
μ
06
μ
63
0.0
0
4
8
21
61
02
42
μ
μ
SMD Power Inductor
CDR74B
Saturation Current & Temperature Rise Graph
13. CDR74BNP-101KC
14. CDR74BNP-121KC
DC (A)
DC (A)
DC (A)
DC (A)
DC (A)
DC (A)
Solder Reflow Condition
Heat Endurance
052
003
)℃( T
℃062
052
003
)℃( T
Temperature Chart
KAEP ℃542
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Page 4 of 4
Revised: 19-Dec-13
)s( T 003
042
081
℃ ±
170 10
,60~120s
℃
230
06
05
04
03
02
01
℃ △
0
6.0 5.0 4.0 3.0 2.0 1.0 0.0
s04
μ
0
06
063
003
042
081
021
021
06
05
04
03
02
01
℃ △
0
8.0
06
6.0
0
4.0
002
051
001
0
05
)s( T
2.0
℃032
0.0
003
μ
0
05
003
052
002
051
001
01
06
042
06
05
04
03
02
01
℃ △
L ( H)
16. CDR74BNP-181KC
T( )
L ( H)
17. CDR74BNP-221KC
T( )
L ( H)
18. CDR74BNP-271KC
T( )
06
05
04
03
02
01
℃ △
0
8.0
6.0
4.0
2.0
0.0
μ
0
09
06
03
081
051
021
06
05
04
03
02
01
℃ △
0
0.1
8.0
6.0
4.0
2.0
0.0
μ
0
09
06
03
081
051
021
06
05
04
03
02
01
℃ △
0
0
L ( H)
T( )
L ( H)
△
℃
L (20 )
0.1
8.0
081
8.0
6.0
℃
L (105 )
T
T( )
L ( H)
15. CDR74BNP-151KC
T( )
6.0
021
4.0
4.0
06
2.0
2.0
0.0
0.0
0
002
051
001
μ
μ
0
05
0
08
06
04
02
021
001
0
08
04
042
002
061
021