CDRH8D28HP_14 Datasheet, PDF (1/3 Pages) Sumida Corporation – SMD Power Inductor

SMD Power Inductor
CDRH8D28HP
RoHS
Halogen
Free
Description
• Ferrite drum core construction.
× × × × ^{• Magnetically shielded.}
• L W H:8.3 8.3 3.0 mm Max.
• Product weight: 0.57g(Ref.)
• Moisture Sensitivity Level: 1
• RoHS compliance.
• Halogen Free available.
Dimension - [mm]
0.3
8.0±
8 .0 ± 0. 3
（2 .8 ）
6 .3
MAX 3.0
Land pattern and Schematics - [mm]
2.8
1
2
1
℃ ℃ ^{Environmental Data}
• Operating temperature range: -40 ~+100
2.5
(including coil’s self temperature rise)
℃～ ℃ • Storage temperature range: -40 +100
℃ • Solder reflow temperature: 260 peak.
Packaging
• Carrier tape and reel packaging
1 .2
• 12.9”diameter reel
• 1000pcs per reel
Applications
• Ideally used in Notebook PC, Game machine,
HDD, DVC, LCD TV etc as DC-DC converter
inductors.
2
6. 1
2 .0
10 .1
（3.3μH～7.3μH） （10μH～68μH）
Electrical Characteristics
Part Name
CDRH8D28HPNP-3R3NC
CDRH8D28HPNP-4R7NC
CDRH8D28HPNP-7R3NC
CDRH8D28HPNP-100NC
CDRH8D28HPNP-150NC
CDRH8D28HPNP-220NC
CDRH8D28HPNP-330NC
CDRH8D28HPNP-470NC
CDRH8D28HPNP-680NC
Stamp
3R3H
4R7H
7R3H
100H
150H
220H
330H
470H
680H
μ ※ Inductance
( H)
[ within ] 1
± 3.3 30%
± 4.7 30%
± 7.3 30%
± 10 30%
± 15 30%
± 22 30%
± 33 30%
± 47 30%
± 68 30%
Ω D.C.R. (m )
℃ ^{Max. (Typ.)}
(at 20 )
35(27)
40(31)
66(51)
78(60)
125(96)
182(140)
286(220)
345(265)
520(400)
※ Saturation Current
(A) 2
℃ at 20
℃ at 100
6.50
4.60
4.50
3.60
4.00
3.10
3.40
2.50
2.80
2.30
2.50
1.90
1.90
1.60
1.60
1.36
1.30
1.10
※1. Inductance measuring conditions at 100kHz.
※2. Saturation current: The DC current at which the inductance decreases to 65% of its nominal value.
※ △ ＝ ℃ ＝ ℃ 3. Temperature rise current: The DC current at which the temperature rise is t 40 .(Ta 20 )
Temperature
※ Rise Current
(A) 3
3.80
3.60
2.40
2.10
1.70
1.35
1.10
1.00
0.80
Page 1 of 3
Revised: 7-Jan-14