CDH25D11D

SMD Power Inductor
CDH25D11D
Description
• Ferrite drum core construction.
• Magnetically unshielded.
• L W H: 2.6 2.1 1.2 mm Max.
• Product weight: 20 mg(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
RoHS
× ×
Environmental Data
• Operating temperature range: -40
+105
(including coil’s self temperature rise)
+105
• Storage temperature range: -40
• Solder reflow temperature: 260
peak.
℃~ ℃
℃~ ℃
℃
Dimension - [mm]
±0.1
±0.1
±0.1
0.1
1.8
1.0
0.1
1.1
2.0
2.5
× ×
±
±
Packaging
• Carrier tape and reel packaging.
• 7”diameter reel
• 3000pcs per reel
Applications
• Ideally used in HDD, cell phone, PDA, DVC
and DSC.
2.0
Land pattern and Schematics - [mm]
0.85
0.8
0.85
Electrical Characteristics
PART NAME
STAMP
CDH25D11DHF-1R0NC-H
A
CDH25D11DHF-1R5NC-H
B
CDH25D11DHF-2R2MC-H
C
CDH25D11DHF-3R3MC-H
D
CDH25D11DHF-4R7MC-H
E
CDH25D11DHF-6R8MC-H
F
CDH25D11DHF-100MC-H
G
INDUCTANCE
(uH)
[WITHIN] 1
※
1.0±30%
1.5±30%
2.2±20%
3.3±20%
4.7±20%
6.8±20%
10±20%
Ω
℃
79±25%
118±25%
167±25%
215±25%
318±20%
495±20%
755±20%
D.C.R. (m )
[ WITHIN ]
(at 20 )
SATURATION
CURRENT (A)
(at 20 )
2
TEMPERATURE
RISE CURRENT
(A)
3
2.16
1.52
1.89
1.25
1.50
1.02
1.30
0.96
1.11
0.76
0.84
0.58
0.71
0.44
℃ ※
※
※1. Measuring condition: at 100kHz.
※2. Saturation current: The value of D.C. current when the inductance decreases to 70% of it’s nominal value.
※3. Temperature rise current: The value of D.C. current when the temperature rise is △t=40℃(Ta=20℃).
Page 1 of 3
Revised: 5-May-14
SMD Power Inductor
CDH25D11D
Saturation Current & Temperature Rise Graph
℃
L (20 )
μ
L ( H)
1.2
℃
△T
L (105 )
△T (℃)
1. CDH25D11DHF-1R0NC-H
μ
L ( H)
60
1.8
1.0
50
0.8
△T (℃)
2. CDH25D11DHF-1R5NC-H
μ
L ( H)
△T (℃)
3. CDH25D11DHF-2R2MC-H
60
2.4
1.5
50
2.0
50
40
1.2
40
1.6
40
0.6
30
0.9
30
1.2
30
0.4
20
0.6
20
0.8
20
0.2
10
0.3
10
0.4
10
0.0
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
DC (A)
μ
L ( H)
△T (℃)
4. CDH25D11DHF-3R3MC-H
3.6
0.0
0
0.0 0.4 0.8 1.2 1.6 2.0 2.4
DC (A)
μ
L ( H)
60
6
3.0
50
2.4
△T (℃)
5. CDH25D11DHF-4R7MC-H
60
0.0
0
0.0 0.3 0.6 0.9 1.2 1.5 1.8
DC (A)
μ
L ( H)
△T (℃)
6. CDH25D11DHF-6R8MC-H
60
9.0
5
50
7.5
50
40
4
40
6.0
40
1.8
30
3
30
4.5
30
1.2
20
2
20
3.0
20
0.6
10
1
10
1.5
10
0
0
0.0
0
0.0
0.0
0.0
0.0
μ
L ( H)
12
0.4
0.8
DC (A)
1.2
1.6
△T (℃)
0.6 0.9
DC (A)
1.2
1.5
0
0.2
0.4
0.6
0.8
7. CDH25D11DHF-100MC-H
60
10
50
8
40
6
30
4
20
2
10
0
0.0
0.3
60
0
0.2
0.4 0.6
DC (A)
0.8
1.0
Page 2 of 3
Revised: 5-May-14
1.0
SMD Power Inductor
CDH25D11D
Solder Reflow Condition
T (℃)
300
250
Heat Endurance
260℃
230℃
200
0
60
120
180
240
245℃ PEAK
T (s)
40s
± ℃,60~120s
170 10
100
300
℃
230
150
60
100
Temperature Chart
200
10
150
50
0
T (℃)
300
250
50
0
0
60
120
180
240
300 T (s)
Please refer to the sales offices on our website - http://www.sumida.com
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Page 3 of 3
Revised: 5-May-14